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TECWOOL® MORTAR BROCHURE

Fire protection.

Thermal insulation.

Acoustic absorption.

Fire protection in industrial plants.

Application and general usage.

Reference works.

CAPTION

MERCORTECRESA®

PRESENTATION 4

TECWOOL® INTRODUCTION 5

TECHNICAL CHARACTERISTICS AND SPECIFICATIONS 7

SOLUTIONS 8

1 - Steelwork Protection 8

2 - Reinforced concrete protection 12

3 - Carbon fibre protection in structures 16

4 - Concrete / profiled steel sheet mixed elements’ protection

18

5 - Ceramic block and wooden beams slab structure 20

6 - Galvanized duct protection 22

7 - Dividing wall / roof firebreak 26

8 - Tunnel protection 30


SOLUTIONS 34

1 - Ventilated facade 34

2 - Slab Structures and Walls of Premises and Car Parks 36


SOLUTIONS 40

1 - Steelwork protection 40

2 - Tunnel protection 42

APPLICATION AND GENERAL USAGE 44

REFERENCE WORKS 46

T&T

TECW

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TEC

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4

Tecresa Protección Pasiva®, a Spanish company established on 24 July 1998, has been part of the Mercor® Group since 19 February 2008. It was originally created to offer, both the national and international market, cutting edge comprehensive solutions for passive protection against fire, focusing on two areas: Smoke vents and materials resistance with products made on our premises, such as the Tecwool® mortar or Tecbor®

boards.

Our main objective is to meet the needs of the current, competitive and ever-changing market providing not only solutions to the development and marketing of fire protection materials but also a wider approach to enable customers to optimise their management, which is a key to competitiveness.

In recent years, mercortecresa® has consolidated its leadership in the sector due to its commitment, technology and development of fire prevention systems.

The company policy is based on a continuous improvement of the production capacity, with a permanent focus on service quality and customer satisfaction. Thus, it has been the first quality certified company in the passive protection sector in compliance with standard ISO 9001:2008 and ISO 14001:2004 by Applus. Regarding occupational risk prevention, it has complied with standard OHSAS 18001:2007.

Mercortecresa® is in continuous evolution and development, striving to improve every day the service we offer to our customers.

BUILDING SOLUTIONS FOR YOUR SAFETY

Mer

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T&T

5

TECWOOL® GENERAL CHARACTERISTICS OF OUR MORTARS

&

COMPOSITION

Tecwool® mortars, manufactured by mercortecresa®, are a combination of rock wool with cement as unique hydraulic binder and other additives in smaller amounts added during production.

TESTS

Mercortecresa® constantly evolves and adapts to changes in standards, developing new tests in official labs certified by ENAC or other similar international entities and pursuant to UNE EN, ASTM, etc. Our comprehensive mortar development concern leads us to real scale tests in tunnels, improved hydrocarbons curve, RWS curve or American UL standard tests.

FIRE REACTION

Fireproof pursuant to European standard UNE EN 13501-1:2002. Euroclass A1.

TRACEABILITY

All of our products undergo an internal quality control that provides a guaranteed knowledge of the history, location and path of our batches.

QUALITY

Commitment to and effort in the creation of a market leading product, certified by Applus pursuant to standard ISO 9001.

Tecwool® F

HEALTH AND SAFETY

Tecwool® is manufactured with inorganic components such as rock wool, classified according to European Directive 67/548/EEC as Xi; R-38 (health risk-free). Likewise, it is neither toxic nor pathogenic; it contains no free asbestos or crystalline silica; and it is not affected by fungi growth.

TECHNICAL ASSISTANCE

Our sales department, through its technicians, offers personalized advice both constructive solutions as implementing Normative.

FINISHINGS

Rugged or smooth finishing can be obtained due to the product’s versatility. An acrylic coating can be applied over the mortar to obtain a decorative finishing

APPLICATION

Tecwool is applied a by pneumatic spraying machine. Easy, quick and economic.

GLOBALIZATION

Either directly or through the Group Mercor® brands, Tecresa markets its products all around the world, with the purpose of being the reference point in the passive fire protection market.

Tecw

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Intr

oduc

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T&T

Passive Protection against Fire

Tecwool® F is a rock wool and cement spread mortar, manufactured by mercortecresa® specifically engineered for fire protection of all types of building structures and faces.

Several reaction and resistance tests, performed in official labs, present Tecwool® F as the perfect complement for making a construction element fire resistant.

Tecwool® F adapts to a wide variety of supports, even when exposed to settlement vibrations or movements. No cracking or crazing as a result of its perfect adherence and flexibility.

Besides providing great fire resistance, Tecwool® F features exceptional characteristics regarding sound and acoustic absorption in reverberation room.

Lastly, the mortar acts as an excellent thermal insulator thanks to its thermal conductivity value.

TECWOOL® F

Fire protection.

Thermal insulation.


Tech

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7

Composition Cement, rock wool and additives

Fire reaction Fireproof/Euroclass A1 EN 13501-1

Bulk mortar density 250 Kg/m³ ± 10% ISO 3049

Hardened mortar apparent density 328 Kg/m³ ± 10% EN 1015-10

Fresh mortar apparent density 464 Kg/m³ ± 10%

Thermal conductivity 0,061 W/mk EN 12667EN ISO 10456

Alkalinity (ph value) 12,4

Bulk product, dried at 105ºC 0,68% de H2O

Steam permeability 2,1 (μ) UNE EN ISO 125725.6.2 ETAG 018-1

Resistance to fungi Immune

Protection against steel corrosion Yes

Flexural strength 0,15 Mpa (28 days) EN 1015-11

Crushing strength 0,19 Mpa (28 days) EN 1015-11

Wind erosion resistance 15 m/s β=90º y β= 15º

Toxic/Pathogenic No

Free crystalline silica asbestos No

Weighted sound absorption ratio w=0,8 (H) Class C EN ISO 354EN ISO 11654

Acoustic absorption class w=0,6 (H) Class B EN ISO 354EN ISO 11654

Adherence 0,011 N/mm2 failure EGOLF SM5

Intended use category Z1, Z2 Internal use

Marketing 25 kg sacks in 600 kg pallets

TECHNICAL CHARACTERISTICS AND SPECIFICATIONS TEC

WO

OL®

F

Steel structures are a construction system used worldwide.

One of the main advantages is that they have great resistance per weight unit, which provides them with tremendous versatility and the possibility of creating complex yet light structures.

By contrast, one of the drawbacks of steel is its high thermal conductivity. Therefore, in the event of a fire, the progressive increase in temperature plus steel high heat transmission result in a reduction of the structure’s bearing capacity and mechanical resistance. The resistance and elastic limit are modified after 250 °C, and after approximately 500 °C the drop in resistance is significant enough so as not to support its design capacity.

To avoid this, mercortecresa® introduces Tecwool® F mortar, tested pursuant to standard UNE ENV 13381-4 to determine the mortar fire protection properties when applied to steel structural elements: beams, pillars or tension members.

Tecwool® F has been designed and tested to cover a great variety of steel profiles characterised by their section factors. Likewise, it is tested for several design temperatures specified in the standard.

Fire Resistance of Structural Members

1 - Steelwork Protection

COLUMN BEAM

Stee

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9

Tecwool® F is spread with a pneumatic machine pursuant to the following technical specifications:

The surface to be protected requires no prior primer, mesh or any other type of support for the mortar adherence.

The surface to be protected should be free from dust, oil, waste, poorly attached particles, paint leftover, etc.

It is recommended to use water with the application hose to wash dirt away from the faces. This will also help achieve a thermal balance between the mortar and the applied surface.

Tecwool® F can provide different finishings: rugged, smooth, painted, etc., according to different aesthetic requirements. Once the spread is completed and in order to obtain a smooth finishing, a roller should be used and pressed slightly over the wet mortar until the desired finishing is obtained. It is possible to paint the mortar with elastic acrylic coatings to form a steam barrier. Before painting the mortar should be completely dry (28 days).

Once spread, mortar should be water sprayed superficially to ensure optimum settling of the cement.

For further information, see application and general usage (pg. 48).

APPLICATION

SOLUTION

Steel Profile.

Tecwool® F (thickness according to the profile’s section factor and fire resistance time required).

1

2

TEST

Standard: UNE ENV 13381-4

Laboratory: APPLUSTest Nº: 08/32302469

Lab: FIRESTest Nº: FR-082-09

1

1

2

2

TEC

WO

OL®

F

Fig. II - 4 SIDEDP = 4b + 2h -2t

Fig II - 4 SIDED

Fig. V - 1 SIDEDP = b

FFiiig. VVV -FFF 111 SISISIDEDEDEDDD

Fig. III - 3 SIDEDP = 3b + 2h -2t

Fig III -F 3 SIDED

Fig. IV - 2 SIDEDP = 2b + h - t

h

b

t

t

Fig. I

Fig. IV - FF 2 SIDEDDD

10

Stee

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Tecwool® F application on a metal structure is performed covering the entire surface of the profile that could be attacked by fire.

We define the profile section factor (profiled) or mass factor as: the relation between the section of the exposed external perimeter of the structural element itself per unit of length and its volumetric section per unit of length.

To simplify the calculation, the following expression is used:

where:

P = Profile’s protected straight section perimeter (m).

A = Profile’s straight section area (m2).

Mass = PA

(m-1)

HEB – 180 profile measures

h = 180 mm / b = 180 mm / t = 8.5 mm

4 sided “profiled” protection example (See Fig. II)

1.- Perimeter exposed to fire calculation:

P = 4 x b + 2 x h - 2 x t = 4 x 180 + 2 x 180 - 2 x 8,5 =

1063 mm = 1,063 m

2.- Profile section:

A = 65,3 cm2 = 0,00653 m2

3.- Section factor:

2 sided “profiled” protection example (See Fig. IV)

1.- Perimeter exposed to fire calculation:

P = 2b + h - t = 2 x 180 + 180 - 8,5 = 531,5 mm = 0,5315 m

2.- Profile section:

A = 65.3 cm2 = 0,00653 m2

3.- Section factor:

Once the profile’s form factor is known, we should look at the mortar thickness specification chart and find the Tecwool® mortar to be applied for that thick mass so as to comply with the required fire resistance.

1,0630,00653

(m-1)= 162,8

0,53150,00653

(m-1)= 81,4

SECTION FACTOR CALCULATION

MASS CALCULATION EXAMPLES FOR HEB - 180

TEC

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F

Stee

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Massivity (m -1) R 15 min R 30 min R 45 min R 60 min R 90 min R 120 min R 180 min R 240 min R 300 min

63 [15] [15] [15] [15] [17] [23] [35] [47] [59]

70 [15] [15] [15] [15] 18 24 36 49 61

80 [15] [15] [15] [15] 20 26 38 51 [64]

90 [15] [15] [15] [15] 21 27 40 53 ---

100 [15] [15] [15] [15] 22 28 42 55 ---

110 [15] [15] [15] 16 23 29 43 56 ---

120 [15] [15] [15] 17 24 30 44 57 ---

130 [15] [15] [15] 17 24 31 45 58 ---

140 [15] [15] [15] 18 25 32 45 59 ---

150 [15] [15] [15] 18 25 32 46 60 ---

160 [15] [15] [15] 19 26 33 47 61 ---

170 [15] [15] [15] 19 26 33 47 62 ---

180 [15] [15] 16 19 26 34 48 62 ---

190 [15] [15] 16 20 27 34 48 [63] ---

200 [15] [15] 16 20 27 34 49 [63] ---

210 [15] [15] 17 20 27 35 49 [64] ---

220 [15] [15] 17 20 28 35 49 [64] ---

230 [15] [15] 17 21 28 35 50 [64] ---

240 [15] [15] 17 21 28 35 50 [65] ---

250 [15] [15] 17 21 28 36 50 [65] ---

260 [15] [15] 17 21 28 36 51 [65] ---

270 [15] [15] 18 21 29 36 51 --- ---

280 [15] [15] 18 21 29 36 51 --- ---

290 [15] [15] 18 22 29 36 51 --- ---

300 [15] [15] 18 22 29 37 51 --- ---

310 [15] [15] 18 22 29 37 52 --- ---

320 [15] [15] [18] [22] [29] [37] [52] --- ---

330 [15] [15] [18] [22] [29] [37] [52] --- ---

340 [15] [15] [18] [22] [30] [37] [52] --- ---

The information in this chart appears in the characteristics report under file 08/32302469.

Valid chart for 500ºC design temperature on steel pursuant to UNE ENV 13381-4

MORTAR THICKNESS SPECIFICATION CHART ACCORDING TO THE REQUIRED FIRE RESISTANCE AND THE PROFILE’S SECTION FACTOR

TEC

WO

OL®

F

Used in most of modern buildings, concrete is part of today’s landscape because of its multiple applications. However, concrete strength could be seriously impaired when exposed to fire, reducing its resistance when temperature exceeds 300 °C and losing it almost completely above 550 °C. In the case of reinforced concrete, framework resistance decreases after 250 °C, damaging the adherence between steel and concrete.

Mercortecresa® markets Tecwool® F mortar, tested pursuant to standard UNE ENV 13381-3, this test determines its capacity to provide protection against fire, to remain cohesive and fixed to concrete and to provide data on the temperature distribution in the entire protected concrete element when exposed to standard temperature/time curve.

The temperature information obtained in the tests performed is used to provide:

- The relation among concrete temperature, time and thickness of the fire protection material.

- Concrete equivalent thickness.

Light, normal or heavy concrete could be used, strength classes being 20/25 (LC/C/HC) to 50/60 (LC/C/HC). The member can contain steel reinforcing bars.

2 - Reinforced concrete protection.








APPLICATION

SOLUTION

Concrete.

Tecwool® F (thickness according to concrete thickness and fire resistance time required).

1

2

TEST


Laboratory: CIDEMCOTest Nº: 24033

Laboratory: FIRESTest Nº: FR-066-09

Rei

nfor

ced

conc

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pro

tect

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13

2.1 SLABS, FLOORS, ROOFS AND WALLS PROTECTION

1

2

1

TEC

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OL®

F








APPLICATION

SOLUTION

Concrete pillar or beam.


1

2

TEST


Laboratory: CIDEMCOTest Nº: 24033

Laboratory: FIRESTest Nº: FR-066-09

14

Rei

nfor

ced

conc

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pro

tect

ion

COLUMN BEAM

2.2 APPLIED PROTECTION TO PILLARS AND BEAMS

2 2

1

1

TEC

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OL®

F

Rei

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conc

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15

FIRE PROTECTION THICKNESS CURVE ACCORDING TO CONCRETE THICKNESS CRITICAL TEMPERATURE AT 500ºC. SLABS

CONCRETE EQUIVALENT THICKNESS CURVE ACCORDING TO APPLIED PROTECTION THICKNESS CRITICAL TEMPERATURE AT 300ºC

conc

rete

thic

knes

s (m

m)

protection system thickness (mm)

00 5 10 15 20 25 30

5

10

15

20

25

30

35120 min

150 min

180 min

210 min

240 min

conc

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thic

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s (m

m)

protection system thickness (mm)0

0

10

20

30

40

50

60

70

80

90

100

5 10 15 20 25 30

30 min

60 min

90 min

120 min

180 min

240 min

TEC

WO

OL®

F

Increasingly often we are seeing concrete pillars or beams being reinforced using carbon fibre. This lateral restriction of the concrete improves its strength by reducing cracking by compression and increasing ductility.

This type of reinforcement is typically used in refurbishment work where it is necessary to reinforce the existing structure due to change of use, adaptation to current standards or simply to repair it or make good original defects.

However, carbon fibre and the resins used in its application are extremely sensitive to temperature increases, which often make them unsuitable for performing the functions for which they were designed. Tecwool® F enables the carbon fibre to remain below 81.4 ºC for two hours (for more information please contact our sales department).

3- Carbon fibre protection in structures

The carbon fibre surface must be rough, with this being achieved by sprinkling silica sand onto the still tacky outer coating of resin. This prevents any problems regarding the bond between the mortar and the resin (please contact our sales department for more information).

The surface to be protected shall be totally free of dust, oil and/or grease, loose particles, traces of paint, etc.

It is advisable to give the facing of the structure a light wash down using the water of the application hose itself in order to remove any remaining dirt. This shall also ensure that a thermal balance is reached between the mortar and the applied surface.

Tecwool® F can provide different finishes: rough, smooth, painted, etc. in accordance with the look required. For smooth finishes, once the application has been completed a roller must be lightly applied to the damp mortar until the desired finish is achieved. It is possible to apply elastic acrylic coatings to the mortar to prevent water vapour from penetrating the structure. The mortar must be totally dry (28 days) prior to application.

Following projection, the mortar must be lightly sprayed with water in order to ensure that the cement hardens in optimum conditions.

For more information, please refer to “Application and General Uses” (pg. 48).

APPLICATION

SOLUTION

Concrete pillar.

Carbon fibre.

Tecwool® F (thickness of 50 mm).

1

2

3

TEST

Standard: UNE EN 1363-1

Laboratory: TECNALIATest Nº: 27796

17

Car

bon fib

re p

rote

ctio

n in

str

uctu

res

1

2

3 TEC

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OL®

F

We often find this type of solution both in new and refurbishment works as this kind of structure is really easy to assemble. It consists of a profiled metallic sheet that serves as the formwork base where a concrete slab is later added.

However, in the event of a fire, the simplicity of the solution itself entails the risk of the metallic sheet being directly exposed to fire, rendering the slab structure vulnerable.

Mercortecresa® markets Tecwool®F, tested pursuant to standard UNE ENV 13381-5. With the temperature information obtained from the steel sheet through the concrete’s thickness and non-exposed surface, we calculate:

- The relation among steel temperature, time and thickness of the fire protection material.

- Concrete equivalent thickness, in relation to the thermal insulation criteria.

- Information on adherence capacity and exposure limit time.

For intermediate thickness values of the fire protection system, the time for regular temperature to increase up to 350ºC is obtained through linear interpolation.

Light, normal or heavy concrete could be used, strength classes being 20/25 (LC/C/HC) to 50/60 (LC/C/HC). The member can contain steel reinforcing bars.


4- Concrete /profiled steel sheet mixed elements’ protection








APPLICATION

SOLUTION

Concrete forging.

Profiled steel sheet.


1

2

3

TEST


Laboratory: APPLUSTest Nº: 10/100324-148

19

Con

cret

e /

profi

led

stee

l she

et m

ixed

ele

men

ts’ p

rote

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1

2

3 TEC

WO

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F

In refurbishment building work, we usually find non-conventional slab structures. In this case, we have a slab structure consisting of a 50 mm thick concrete compression layer under which a hollow ceramic board supported by 140 x 140 mm wooden section beams is placed.

The test was performed pursuant to UNE EN 1365-2. Thermocouples were placed on the compression layer and throughout wooden beams, with the purpose of extrapolating the results to other more favourable configurations, provided that they remain within the limitations of the abovementioned standard.

For further information, Annex E to DB SI describes a calculation method to determine wooden structural elements’ resistance to the action represented by the standard time/temperature curve. Fire resistance is mainly determined by beam sizes, fire exposure and the loads supported by them.


5 - Ceramic block and wooden beams slab structure

REI-180

Due to wood particular characteristics, Tecwool® F application in this solution differs from other analysed faces. Wood hygroscopicity makes it absorb or release water from the surrounding environment.

To avoid adherence problems from wood shrinking, its surface is covered with a wire mesh fastened with clamps or the like after applying Tecwool® F. mortar.

The mesh acts as reinforcement between the product and the face,-

providing extra flexibility and adherence to the support structure, regardless of its expansion.

The application on the ceramic block is similar to that on concrete slabs and walls. It is important to verify that there are no holes in slab structure to avoid material waste and to provide the spread with a uniform and homogeneous finishing.


APPLICATION

Tecwool® F (23 mm thick)

Wire mesh.

Wooden beams.

Hollow ceramic board.

50 mm thick compression layer.

1

2

3

4

5

SOLUTION

TEST

Standard: UNE EN 1365-2

Laboratory: APPLUSTest Nº: 08/32311573

21

Cer

amic

blo

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nd w

oode

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ams

slab

str

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5

4

3

2

1

TEC

WO

OL®

F

Most of new constructions are crossed by several installations such as: cables, pipelines, conduits, ventilation shafts, etc. These installations alter the subdivisions of the splitting elements, allowing fire and smoke to pass through different fire areas.

Both the Technical Building Code and the Safety Regulations against Fire in Industrial Facilities offer several solutions to prevent smoke and fire propagation throughout the installations.

Tecwool® F mortar, the solution offered by mercortecresa®, consists in providing elements with a resistance equal to or above the resistance of crossed elements. That is, the mortar directly applied to the sheet provides the solution with the integrity and insulation established by the standard, ensuring full sealing lengthways.

In the specific case of this solution, a 0.6 mm plated duct was exposed to external fire, the classification obtained being EI-120.

Service Facilities Fire Resistance

6 - Galvanized duct Protection

EI-60 / EI-120








APPLICATION

SOLUTION

M12 Rod.


0.6 mm thick metal plated horizontal duct.

Metal angle 50x50x5 mm.

1

2

3

4

TEST

Standard: UNE EN 1366-1Laboratory: APPLUS Test Nº: 10/101513-1941

23

Gal

vani

zed

duct

pro

tect

ion

6.1 HORIZONTAL GALVANIZED DUCT PROTECTION. EI-60

1

2

4

3

TEC

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OL®

F

24

Gal

vani

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duct

pro

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6.2 VERTICAL GALVANIZED DUCT PROTECTION. EI-120








APPLICATION

SOLUTION

0.6 mm thick metal plated vertical duct.

Tecwool® F (55 mm thick).

Boards Tecbor® B 40.

Metal angle 30x30x3 mm.

Concrete Slab

1

2

3

5

4

TEST

Standard: UNE EN 1366-1Laboratory: AFITI-LICOF Test Nº: 1101T07

2

1

1

2

3

5

4

TEC

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F

Gal

vani

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duct

pro

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25

BUILDING SOLUTIONS FOR DUCTS*

1. Section changes.

3. Elbow-shaped.

2. Dislevelment.

4. Branches.

5. Vertical anchor and horizontal coupling.

* For building details on connection, please contact to our sales department.

TEC

WO

OL®

F

Safety Regulations against Fire in Industrial Facilities indicate that, when a dividing wall or a splitting construction element in fire prone areas connects into the roof, the resistance of the latter will be at least equal to half of that established for the construction element in a 1-metre firebreak. The firebreak could be:

- Roof built-in as long as the firebreak presence is justified after non-resistant roof parts collapse.

- Fixed to the roof structure when it has the same fire stability as the firebreak resistance required.

- Made of a 1-metre wide barrier underneath the roof fixed to the diving wall, providing the fire resistance required. In no case should the barrier be installed at a distance greater than 40 cm from the roof lower part.

Mercortecresa® has designed and conducted this solution pursuant to the following European Standard (Document/Protocol): “Fire Resistance Test of dividing wall/roof firebreak,” the classification obtained being EI-60 y EI-120.

7 - Fire belt barrier system

EI-60 / EI-120

Firstly a bracket is constructed using 48x36x0.5 mm wall support sections and 46x36x0.6 mm mountings as and how shown in the illustration. The sections are joined using 4.2x27 mm metal-metal screws. The brackets are located every 600 mm and attached to the supporting structure using 10x100 mm metal frame anchors.

The metal-ribbed mesh is then screwed onto the brackets using 4.2x27 mm sheet metal screws. 47 mm of Tecwool® F is now projected onto the metal-ribbed mesh.

The upper part of the metal-ribbed mesh is coated with a 0.03 mm film to facilitate the mortar application process.

The dimensions of the fire break test are 1.05x5 m, and this may be extended lengthways if and when the anchor elements and fixed edging seal are maintained along the entire length thereof.

Likewise, the width of the fire breaks incorporated into the roof or supported thereby may be increased by 20% if and when enough additional anchor points are fitted in order to ensure that the weight supported by each anchor point is not exceeded.

Tilting the structure by up to 25º with respect to the configuration tested is accepted.


APPLICATION

10x100 mm metal frame anchor.

46x36x0.6 mm mounting.

48x36x0.5 mm wall support section.

4.2x27 mm sheet metal screw.

Metal-ribbed mesh

Tecwool® F (thickness of 47 mm)

Partition wall

1

2

3

4

5

6

7

SOLUTION

TEST

Standard: Fire belt barrier system EI-60

Laboratory: AIDICO.

Test Nº: IE 100300.

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7.1 FIRE BELT BARRIER SYSTEM EI-60

2

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7.2 FIRE BELT BARRIER SYSTEM EI-60

The 45x15x0.5 mm omega profiles are attached to the IPE 160 steel profile using 19 mm nails for steel. The distance between omegas is 600 mm.

Next, the metal-ribbed mesh is attached to the omegas using 4.2x27 mm screws and then 48 mm of Tecwool® F is projected onto it.

The upper part of the metal-ribbed mesh is coated with a 0.03 mm film to facilitate the mortar projection process.

The dimensions of the fire break test are 1,05x5 m, and this may be extended lengthways if and when the anchor elements and fixed edging seal are maintained along the entire length thereof.

Likewise, the width of the fire belts incorporated into the roof or supported thereby may be increased by 20% if and when enough additional anchor points are fitted in order to ensure that the weight supported by each anchor point is not exceeded.

Tilting the structure between 20º and 50º with respect to the configuration tested is accepted.


APPLICATION

IPE 160 metal girder.

4.2x27 mm sheet metal screw.

Metal-ribbed mesh.

19-mm rivet for steel.

45x15x0.5 mm Omega support strut.


Partition wall

1

2

3

4

5

6

7

SOLUTION

TEST

Standard: Fire belt barrier system EI-60.

Laboratory: AIDICO.

Test Nº: IE 100300.

4

5

1 2 3

6

7

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OL®

F

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29

7.3 FIRE BELT BARRIER SYSTEM. EI-120

The 40x40x1 1 m long support struts are attached to the partition wall using 10x100 mm anchor elements, with the distance between struts being 950 mm. The next elements to be fitted are the 150 mm long TC 60/27 type hangers, which are screwed on using MM 4.2x13 mm screws and consist of a clevis, 6-mm threaded rod and a Sinar-type staple attached to the strut.

Next, the 0.6 mm thick laminated metal sheeting is installed and 37 mm of Tecwool® F mortar is applied to it.

The dimensions of the fire break test may be extended lengthways if and when the anchor elements and fixed edging seal are maintained along the entire length thereof.

Likewise, the width of the fire breaks incorporated into the roof or supported thereby may be increased by 20% if and when enough additional anchor points are fitted in order to ensure that the weight supported by each anchor point is not exceeded.

Tilting the structure by up to 25º with respect to the configuration tested is accepted.


APPLICATION

40x40x1 support struts of one metre in length.

0.6 mm thick metal sheeting.


Partition wall

1

2

3

4

SOLUTION

TEST

Standard: Party wall/roof fire break fire resistance test protocol.

Laboratory: CIDEMCO.

Test Nº: 21083.

3

4

1

2

TEC

WO

OL®

F

In case of a fire in a tunnel, material and human damages can only be avoided if the tunnel is adequately protected against fire.

In the last 10 years, several fires in tunnels have occurred worldwide. One of the conclusions is that we cannot simulate fires in tunnels with the same criteria applied to other constructions.

In this case, fires are destructive and reach high temperatures very rapidly. Besides, they can maintain these conditions during long periods of time. In other words, the standard time/temperature curve included in standard UNE EN 1363, representing the pattern of a fire occurring in a certain fire section, is not suitable for evaluating fires in tunnels.

Consequently, we shall study the effects on materials through fire simulations produced by the combustion of hydrocarbons.

Other effect observed in fires developed in tunnels is referred to as “spalling” or concrete spalling process. As temperature rises, water in the concrete evaporates. However, steam does not run off properly causing the internal pressure to increase and the layers closer to the fire to spall off.

Mercortecresa® has tested Tecwool® F mortar in a real scale tunnel exposed to a gasoil-caused fire. A 40 mm mortar application was enough to surpass the test performed in San Pedro de Anes by Tunnel Safety Testing S.A.

8 - Tunnel Protection

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APPLICATION

SOLUTION

Concrete walls or slabs.


1

2

TEST

Standard: Real scale test.

Laboratory: Tunnel Safety Testing S.A. (TST)

1 2

TEC

WO

OL®

F

Thermal insulation

Tecwool® T a rock wool and cement mortar manufactured by mercortecresa®, is the perfect building solution to provide an optimum thermal insulation.

Its application by spreading allows a homogeneous coating, avoiding discontinuities and irregularities in the coating of building shells, thus solving the problem of heat bridges.

Tecwool® T adapts to a wide variety of supports, even when exposed to settlement vibrations or movements. No cracking or crazing as a result of its perfect adherence and flexibility.

Besides its insulation properties, Tecwool® T is A1 fire-reaction classified pursuant to UNE EN 13501, complying with specifications in the Technical Building Code for ventilation space internal surfaces and facades.

Lastly, it features exceptional characteristics regarding sound and acoustic absorption in reverberation room.

TECWOOL® T

Fire protection.

Thermal insulation.


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Fire reaction A1

Bulk mortar density 175 Kg/m³ ± 10%

Thermal conductivity 0,0456 W/mk

Alkalinity (pH value) 12,5


Adherence 0,014 N/mm2 failure


TECHNICAL CHARACTERISTICS AND SPECIFICATIONS

TEC

WO

OL®

T

This kind of building solution is characterised by a ventilated space between the insulation and the external coating of the building.

The main feature of this facade is the so called “chimney effect”, which in summer causes the internal air to warm up and rise by convection. Its space is then occupied by fresh air avoiding heat build-up in the facade.

Conversely, this effect does not occur in winter since the air does not warm up to the point of generating this effect; however, in this case the ventilated facade acts as a heat accumulator.

Tecwool® T T is the perfect solution to provide a continuous and homogeneous coating to the entire facade, avoiding a reduction in the enclosure’s thermal resistance. Tecwool®T provides an effective sealing since its application is joint-free. It does not favour steam condensation from the space air either.

Tecwool® T has an A1 fire reaction classification and complies with DB SI (B-s3d2) requirements for coating materials of ventilation space internal surfaces.

1 - Ventilated Facade

Tecwool® T is spread with a pneumatic machine pursuant to the following technical specifications:

In case of applying over metallic sheet, concrete, bricks, etc., no prior primer, mesh or any other type of support for the mortar adherence are required.





SOLUTION APPLICATION

Building enclosure.

Guiding profiles.

Tecwool® T (thickness according to necessary insulation).

External coating.

1

2

3

4

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35

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4

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Tecwool® T is the best solution to provide a perfect thermal insulation between homes and non-heated premises (car parks, warehouses, etc).

Applied by spreading, a continuous and uniform finishing can be obtained both in the slab structure’s lower side and over vertical splitting elements.

Tecwool® T ensures great acoustic insulation, minimising noise from running vehicles in car parks.

Tecwool® T has an A1 fire reaction classification complying with specifications in the Technical Building Code for this type of coating.

2 - Slab structures and walls of premises and car Parks

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2

SOLUTION

Slab structure.

Tecwool® T (thickness according to necessary insulation).

Tecwool® T is spread with a pneumatic machine pursuant to the following technical specifications:

Substrates as metal deck, concrete slab or brickwall does not need any previous treatment as primers, metal mesh or any others.



Tecwool® T can provide different finishings: rugged, smooth, painted, etc., according to different aesthetic requirements. Once the spread is completed and in order to obtain a smooth finishing, a roller should be used and pressed slightly over the wet mortar until the desired finishing is obtained. It is possible to paint the mortar with elastic acrylic coatings to form a steam barrier. Before painting the mortar should be completely dry (28 days).



APPLICATION

1

2

TEC

WO

OL®

T

Fire protectionin industrial plants.

Tecwool® 825 is a mortar made of rock wool, cement and small amounts of heat-resistant material manufactured by mercortecresa® and specifically designed for protection against fire in industrial facilities. Its cement content makes it highly robust. Once spread, it looks like a monolithic block highly resistant to erosion and semi-exposed or partially covered areas.

Tested under hydrocarbons curve, RWS curve and American UL standards, Tecwool® 825 has been subjected to simulations to evaluate fires at high temperatures during a long period of time.

Tecwool® 825 adapts to a wide variety of supports, even when exposed to settlement vibrations or movements. No cracking or crazing as a result of its perfect adherence and flexibility.

Due to its alkalinity, the product resists fungi, does not corrode steel or release toxic or flammable vapour.

TECWOOL® 825Fire protection in industrial plants.


Fire reaction A1

Bulk mortar density 385 Kg/m³ ± 10%

Densidad aparente del mortero endurecido 843 Kg/m3 ± 10%

Densidad aparente del mortero fresco 1070 Kg/m3 ± 10%

Alkalinity (pH value) 12,5



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TECHNICAL CHARACTERISTICS AND SPECIFICATIONS

TECW

OOL®

825

Metallic structures in chemical, petrochemical and power generating plants, among others, are likely to suffer fires generally caused by hydrocarbons.

Tecwool® 825 has been tested pursuant to standard UNE ENV 13381-4, and subjected to UL 1709 temperature curve, to determine its contribution to fire protection when applied to steel structural elements: beams, pillars or tension members.

Tecwool® 825 has been designed and tested to cover a great variety of steel profiles characterised by their section factor. Likewise, it is tested for several design temperatures specified in the standard.

1 - Steelwork protection

Fire resistance of structural members

Tecwool® 825 is spread with a pneumatic machine pursuant to the following technical specifications:

A wire mesh should be fastened to the support with electro-welded nails or the like, before applying mortar.



n structures prone to bumps, a wooden mortar formwork could be installed. During the spreading, mortar is pressed with a roller in order to render Tecwool® 825 highly robust.


APPLICATION

SOLUTION

Steel profile.

Wire mesh.

Tecwool® 825 (thickness according to the profile’s section factor and fire resistance time required).

1

2

3

TEST


Laboratory: Laboratorium Voor Aawending Der Brandstoffen. En WarmteoverdrachtTest Nº: 10996A UL CURVE

Laboratory: FIRESTest Nº: FR-057-09.

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3

TECW

OOL®

825

We have previously emphasized of the importance to protect tunnels. For this purpose, Tecwool® 825 has been tested in accordance to RWS Protocol/Efectis “Fire resistance of coatings to protect concrete” and subject to the RWS and HCM fire curves, adapting to the more common normative requirements worldwide. During the 3 hours of testing, temperature on the concrete surface never exceeded 201 °, well below the maximums established in the proocol: 380° on the surface and 250° in the steel reinforcements, resulting a Tecwool® 825 superb insulation performance.

Tecwool® 825 has also showed a great adhesion capacity to concrete and steel, a monolithic finish and, due to its content of mineral wool, avoids the appearance of cracks over the time.

2 - Tunnel protection

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APPLICATION

SOLUTION

Concrete walls or slabs.

Tecwool® 825 (thickness is depending on the fire resistance required and construction characteris-tics).

1

2

TEST

Standard: Protocolo RWS /Efectis Fire testing procedure for concrete tunnel.Laboratory: Efectis Netherland.Test Nº: 2010-Efectis-R0531.

Tecwool® 825 is spread with a pneumatic machine pursuant to the following technical specifications:




For further information, see appli-cation and general usage (pg. 49).

1 2

TECW

OOL®

825

TECWOOL® F&TBesides the application characterisation on concrete and steel, detailed in each of the solutions of this catalogue, the following considerations should be taken into account for the rest of the faces.

Wood: A wire mesh should be fixed to the support before applying the mortar.

Asbestos cement: Surface must be clean and without cracks between sheets.

Galvanised or pre-lacquered metallic sheet: An adhesive primer will be necessary before applying the mortar.

Synthetic plastic: An adhesive primer will be necessary before applying the mortar.

Plaster surfaces: Plenty of water will be necessary on the support before applying the mortar. If the exposed side of the face to be protected is extremely smooth, its surface must be rubbed or chipped off to improve Tecwool®. adherence. If the thickness is greater than 3 cm, a wire mesh should be fastened to the support.

Bricks or porous support: Plenty of water must be applied on the support before mortar is spread.

The surface to be protected should be free from dust, oil, waste, poorly attached particles, release agents, paint leftover, etc.

As a general rule, and regardless of the supporting structure to which the mortar is applied, for thickness values above 55 mm a wire mesh should be used.

Spreading process should be performed with the proper machine.

The latter pushes dry Tecwool® mortar through the hose all the way to the nozzle where it is mixed with plenty of sprayed water for its later application. The spreading machine provides a flow between 3.2 and 18 kg/min. Mortar is applied with a spreading gun perpendicular to the support at a distance between 50 and 150 cm.

Tecwool® cannot be applied above 40°C or below 2°C. It is recommended to use water with the application hose to wash dirt away from the faces. This will also help achieve a thermal balance between the mortar and the applied surface.

Tecwool® can provide different finishings: rugged, smooth, painted, etc., according to different aesthetic requirements. Once the spread is completed and in order to obtain a smooth finishing, a roller should be used and pressed slightly over the wet mortar until the desired finishing is obtained. It is possible to paint the mortar with elastic acrylic coatings to form a steam barrier. Before painting the mortar should be completely dry (28 days).


Generally, all contraindications regarding cement apply to Tecwool®. Application of this product on non-ferrous metals is forbidden.

APPLICATION AND GENERAL USAGE

44

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TECWOOL® 825A wire mesh should be fastened to the support with electro-welded nails or the like, before applying mortar.


It is recommended to use water with the application hose to wash dirt away from the faces.

In structures prone to bumps, a wooden mortar formwork could be installed. During the spreading, mortar is pressed with a roller in order to render Tecwool® 825 highly robust.

The spreading process is carried out with an appropriate machine, which pushes the Tecwool® 825 dry mortar through the hose all the way to the nozzle, where it is mixed with plenty of water to be applied later on. The spreading machine provides a flow between 3.2 and 18 kg/min. Mortar is applied with a spreading gun perpendicular to the support at a distance between 50 and 150 cm.

Tecwool® 825 cannot be applied above 40°C or below 2°C. It is recommended to use water with the application hose to wash dirt away from the faces. This will also help achieve a thermal balance between the mortar and the applied surface.

Tecwool® 825 can provide different finishings: rugged, smooth, painted, etc., according to different aesthetic requirements. Once the spread is completed and in order to obtain a smooth finishing, a roller should be used and pressed slightly over the wet mortar until the desired finishing is obtained. It is possible to paint the mortar with elastic acrylic coatings to form a steam barrier. Before painting the mortar should be completely dry (28 days).


In general, all contraindications regarding cement apply to Tecwool® 825. Application of this product on non-ferrous metals is prohibited.

APPLICATION AND GENERAL USAGE

45

App

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sage

• BARAJAS AIRPORT NEW TERMINAL.

• BARAJAS AIRPORT SATELLITE BUILDING.

• IBIZA AIRPORT REFORM AND EXTENSION.

• BADAJOZ AIRPORT.

• ALMERÍA AIRPORT REFORM AND EXTENSION.

• MÁLAGA AIRPORT TERMINAL.

• FORMER BARAJAS AIRPORT CARGO TERMINAL.

• MADRID M-30 NORTH TUNNEL SOUTH BYPASS.

• M-30 UTE MADRID SOUTH.

• RONDA DEL MIG TUNNEL.

• “AVE” HIGH-SPEED TRAIN TUNNEL IN MÁLAGA.

• AL SALAM STREET TUNNEL EN ABU DABI.

• “PUERTA DE HIERRO” HOSPITAL IN MAJADAHONDA DISTRICT.

• “NFANTA SOFÍA” HOSPITAL (SAN SEBASTIÁN DE LOS REYES).

• FUENLABRADA HOSPITAL.

• ELCHE HOSPITAL.

• ORENSE HOSPITAL.

• “VALDECILLA” HOSPITAL.

• “MONTECELO” HOSPITAL IN PONTEVEDRA.

• REMODELLING OF VALENCIA SCHOOL OF MEDICINE.

• NEW BURGOS HOSPITAL.

• “VIRGEN DE LA CONCHA” HOSPITAL IN ZAMORA.

• FORMULA 1 PADDOCKS, SIDING 4–5 (VALENCIA).

• “ESPACIO MEDITERRÁNEO” SHOPPING AND ENTERTAINMENT CENTRE.

• “AVENIDA M40” SHOPPING CENTRE.

• “ALCALÁ MAGNA” SHOPPING CENTRE.

• LAS ROZAS VILLAGE SHOPPING CENTRE.

• “NASSICA” SHOPPING CENTRE IN GETAFE.

• “DIVERSIA” SHOPPING AND ENTERTAINMENT CENTRE.

• NATIONAL INSTITUTE OF STATISTICS.

• “LA MARAÑOSA” TECHNOLOGICAL CENTRE.

• OFFICE BUILDINGS IN LA FINCA, SOMOSAGUAS.

• TECHNICAL CENTRE IBM WAREHOUSE, SAN FERNANDO DE HENARES.

• SAN FERNANDO DE HENARES BUSINESS CENTRE.

• “TORIJA LEROY MERLIN” LOGISTIC CENTRE.

• “TORIJA BRIDGESTONE TYRES” LOGISTIC CENTRE.

• MADRID WATER SPORTS CENTRE.

REFERENCE WORKS

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• “UNIÓN FENOSA” HEADQUARTERS.

• “VALDEBEBAS” SPORT CENTRE OF REAL MADRID.

• “JUAN CARLOS I” UNIVERSITY IN MÓSTOLES.

• CAIXANOVA BUILDING IN LA CORUÑA.

• CAIXAFORUM IN MADRID.

• LIBRARY IN RUBÍ.

• “EL PRAT” CULTURAL CENTRE.

• “4 CAMINOS” PRISON IN BARCELONA.

• MERCEDES-BENZ PLANT IN BARCELONA.

• “TORRES NORTE DE OVIEDO” BUILDINGS.

• “ARROYOSUR” HIPERCOR RETAILER.

• “EL BERCIAL” HIPERCOR RETAILER.

• “JAÉN” HIPERCOR RETAILER.

• “ELCHE” HIPERCOR RETAILER.

• “FERIAL PLAZA” HIPERCOR RETAILER IN GUADALAJARA.

• BILBAO TUBE.

• MINE ENGINEERING HIGH SCHOOL IN GIJÓN.

• MADRID TOWER.

• VALLADOLID CATHEDRAL.

• “AVENIDA DE ARAGÓN” HOTEL IN MADRID.

• “PLAZA” HOTEL IN ZARAGOZA.

• NAVARRA UNIVERSITY.

• LAW COURTS IN LA CORUÑA.

• OVIEDO AUDITORIUM.

• “SANITAS” NEW OFFICES ON M-40 MOTORWAY.

• “GIL CASARES” HOSPITAL IN SANTIAGO DE COMPOSTELA.

• “SEVERO OCHOA” HOSPITAL IN LEGANÉS.

• “NUESTRA SEÑORA DE ARANZAZU” HOSPITAL IN SAN SEBASTIÁN.

• “TORREÓN” THEATRE IN POZUELO DE ALARCÓN.

• CONSTRUCCIONES AERONÁUTICAS, S.A. IN GETAFE.

• BUILDING OFFICES AT Pº DE LA CASTELLANA, 92.

• “METROSUR HOTEL ATLÁNTICO” IN MADRID.

• “HESPERIA” HOTEL IN MADRID.

• “MARCIDE” HOSPITAL IN FERROL.

• COURTS IN FUENLABRADA.

• “VIRGEN DEL PRADO” HOSPITAL IN TALAVERA.

• SCHWEPPES PLANT.

REFERENCE WORKS

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Offers its customers a wide range of products for passive protection against fire. They can be found in our catalogues:

- Tecbor® Panels

- Sealing Systems

- Removal Systems.

E FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE N PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE OTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION E FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE N PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE



OTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION E FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE CTION PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION E FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE N PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE








OTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE PROTECTION E FIRE PROTECTION PASSIVE FIRE PROTECTION PASSIVE FIRE

Catalogue updated in October 2013

Headquarters DelegationsCATALUÑA Polígono Industrial "Can Ribó" C/Joaquim Vayreda, Nave 11. 08911 Badalona, BARCELONATelf: (+34) 93 464 65 00 Fax: (+34) 93 464 65 01 [email protected]

ANDALUCÍAC/ Sevilla, 2 - 3º 14003 - CórdobaTelf: (+34) 957 47 36 78 [email protected]

ARAGÓNC/Hispalis, número 2, Portal 4 - 3º A . 50410 Cuarte de Huerva, ZARAGOZATelf: (+34) 616 44 00 34 Fax: (+34) 976 93 71 20 [email protected]

LEGATECParque Leganés Tecnológico C/Margarita Salas, 30 28918 Leganés, MADRIDTelf: (+34) 91 428 22 60Fax: (+34) 91 428 22 [email protected]

www.mercortecresa.com

Documents

CATALOGO MORTERO TECWOOL INGLES