S250 ROCK DRILL - Boart Longyearapp.boartlongyear.com/brochures/S250_Brochure_English_Jan_2012(A… · The S250 rock drill has been commonly referred to as the ‘Bonus Drill’

S250 ROCK DRILLRock Drill & Blast Equipment and Technical Overview

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S250 ROCK DRILLBoart Longyear continues on its long history of providing premium Rock Drill and Blast Drilling products for the most demanding conditions with the reinvented S250 Pneumatic Rock Drill. The S250 is the global standard for high performance, premium benefits, long lasting reliability, and the highest quality for hand held rock drills. The S250 is offered in three primary configurations, Jackleg, Stoper, and Sinker, to provide maximum versatility. Boart Longyear improves on the S250 history through using premium materials and components which are assembled to strict quality standards in Canada.

PerformanceBoart Longyear’s S250 pneumatic rock drill is a high performance drill ideal for development and stoping applications where high drilling speed is a primary requirement. The S250’s size and versatility allows for drilling in confined spaces and orientations. It is designed with an ideal power/weight ratio to provide optimum balance between power, mass and vibration for maximum productivity and fast penetration.

Premium BenefitsThe S250’s legendary performance and reliability delivers world class productivity with fast penetration rates and minimal downtime. It provides maximum operator comfort and minimizes fatigue by offering precise leg controls, lightweight design, and an optional muffled version. The rugged design was developed for the most demanding conditions and provides a durable, long lasting machine.

The simple construction means easier and less frequent servicing with less opportunity for wear. The S250’s reduced part count and reduced complexity provides a more robust design as compared to competitors’ drills.

ReliabilityThe S250 rock drill has been commonly referred to as the ‘Bonus Drill’ because of its exceptional reliability and performance. Assembled and tested in Canada from premium materials and exact specifications, every Boart Longyear S250 rock drill is measured against strict standards for output and capacity prior to shipment to ensure that each drill delivers on performance, guaranteed.

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pROven teChnOLOgyBoart Longyear’s S250 rock drill is based on the well-established, market-leading S250 design.

pRemIum mateRIaLSThe S250 uses premium materials, machined to exacting specifications to deliver high performance and exceptional durability.

utILItyThe S250 is available in three primary variations including Jackleg, Stoper and Sinker, providing maximum utility for the specific customer needs. Both muffled and unmuffled versions are available.

heX 22 mm anD 25 mm ChuCK enDSBoart Longyear provides both 22 mm and 25 mm hex chuck ends to accommodate popular steel sizes.

SeRvICeS & tRaInIngBoart Longyear offers on-site services training and complete rebuild and overhaul service to ensure optimal drill performance and extended life.

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Jackleg / Sinker Rock drill Specification:

Metric U.S.

Bore 79.4 mm 3.126 in

Stroke 73.25 mm 2.884 in

Blows / Minute 2200 @ 6.2 bar 90 psi

Air Consumption 4.4 m 3 / min @ 6.2 bar 156 cfm @ 90 psi

Air Connection - 1 in BSP

Water Connection - 1/2 in BSP

S250 teChnICaL InFORmatIOn

Notes: 1. The figures in these tables have been calculated based on field experience, and may be reasonably expected.2. Actual drilling capacity will depend on in-hole tools and conditions, drilling techniques and equipment used.

Supply Hose ID (required):

Metric U.S.Air 25 mm 1 in

Water 12 mm 1/2 in

Steel Size (HEX) - Chuck End:

Metric U.S.

Standard 22 mm HEX x 108 mm long 7/8 in HEX x 4-1/4 in long

Optional 25 mm HEX x 108 mm long 1 in HEX x 4-1/4 in long* Drill designed to except collared/tapered HEX steel to ISO standard 723

Standard S250 Airleg (Sold Separately):

Metric U.S.

Bore Diameter 68 mm 2.677 in

Stroke Length 1295 mm 51 in

Thrust 230 kg at 6.2 bar 506 lb @ 90 psi

Jackleg / Sinker Drill

3 Copyright © 2012 Boart Longyear. All rights reserved.

Optional S250 Airleg (Sold Separately):

Metric U.S.



Noise Emissions*

Muffled - Noise Pressure 113.5 dB(A)

- Power 126.5 dB(A)

Unmuffled - Noise Pressure 116.0 dB(A)

- Power 129.0 dB(A)

Notes: 1. Noise levels are measured in accordance with ISO3744 and SANS1470 (Part 4)2. *Boart Longyear has done extensive research and testing in noise reduction and have found that a proper hearing conservation program is an effective means of dealing with elevated noise levels.


S250 Jackleg Drill

S250 Sinker Drill

Jackleg and Optional Airleg

Weight (less airleg) Metric U.S.

Muffled 42.2 kg 93 lb

Unmuffled 41.3 kg 91 lb

Standard length Airleg

Weight 15.5 kg 34 lb

Sinker

Weight Metric U.S.



S250 DImenSIOnS anD weIghtSJackleg / Sinker Drill

5

708.7 mm (27.9 in)

134.6 mm (5.3 in)

497 mm (19.6 in)

Copyright © 2012 Boart Longyear. All rights reserved.

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Stoper Rock Drill Specification:

Metric U.S.

Bore 79.4 mm 3.126 in

Stroke 73.25 mm 2.884 in

Blows / Minute 2,200 @ 6.2 bar 2,200 @ 90 psi

Air Consumption 4.4 m 3 / min @ 6.2 bar 175 cfm @ 90 psi

Air Connection - 1 in BSP

Water Connection - 1/2 in BSP

Supply Hose ID (required):

Metric U.S.

Air 25 mm 1 in

Water 12 mm 1/2 in

Steel Size (HEX) - Chuck End

Standard 22 mm HEX x 108 mm long 7/8 in HEX x 4-1/4 in long

Optional 25 mm HEX x 108 mm long 1 in HEX x 4-1/4 in long* Drill designed to except collared/tapered HEX steel to ISO standard 723

Standard S250 Airleg (Sold Separately)

Metric U.S.

Bore Diameter 68 mm 2.677 in

Stroke Length 1,295 mm 51 in

Thrust 230 kg at 6.2 bar 506 lb @ 90 psi

Optional S250 Airleg (Sold Separately)

Metric U.S.



S250 teChnICaL InFORmatIOnStoper Drill


S250 Stoper Drill

Stoper

Weight Metric U.S.



Standard Airleg

Weight 15.5 kg 34 lb

S250 DImenSIOnS anD weIghtSStoper Drill

7

1,727 mm (68 in)


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S250 Jackleg / Stoper / Sinker Drill

Football Style Lubricator

Metric U.S.

Weight 4.8 kg 10.6 lb

Capacity (rock drill oil) 600 ml 36.6 in3

Min / Max Adjustment: 1/4 turn

4 hours drilling capacity with S250 Rock drill

Install in line, within 3.5 m (12 ft) of Rock drill* TSSA certified pressure fitting

114.3 mm (4.5 in)203 mm (8 in)

142.2 mm (5.6 in)

1-1/4 in. NPT Both Ends

S250 teChnICaL InFORmatIOnJackleg, Stoper, Sinker Drill


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teChnICaL SeRvICeS gROupYour equipment investment is supported by experienced Boart Longyear teams of factory-based service technicians. In-house and field-based repair services are available as well as technical advice and support.

With fully equipped facilities and professional staff, we provide:• OEM-trained staff and genuine parts to

optimize your Boart Longyear drilling fleet

• Guaranteed component repair and overhaul

• Drill rig repair, overhaul and modification• Direct access to OEM manufacturing

support staff, technical data and engineering

tRaInIngBeing able to operate, maintain and troubleshoot your own drilling equipment starts with understanding how and why all the various components work. Boart Longyear offers training programs that provide the key information needed to properly operate and perform basic repairs on S250 rock drills. This training can help minimize down-time related to equipment maintenance.



Rock Drill and Blast Tooling

Production Equipment

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www.BoartLongyear.com • ASX: BLY

ROCK DRILL anD BLaSt DRILLIng pRODuCtS

Technical Services and Training

Jan 2012

Global Headquarters Boart Longyear10808 South River Front ParkwaySuite 600South Jordan, Utah 84095United States of [email protected]

Tel: +1 801 972 6430Fax: +1 801 977 3374

Latin America Boart LongyearPortal Riesco Av. El Salto 4001, HuechurabaSantiago, Chile 858 [email protected]

Tel: +56 2 595 3300 Fax: +51 242 671

Canada Boart Longyear 2442 South Sheridan WayMississauga, OntarioCanada L5J [email protected]

Tel: +1 905 822-7922 Fax: +1 905 822-7232

Asia PacificBoart Longyear 26 Butler BoulevardAdelaide, [email protected]

Tel: +61 8 8375 8375Fax: +61 8 8375 8497

Europe Boart Longyear12 Avenue des MorginesCH1213 Petit-Lancy, Geneva, Switzerland [email protected]

Tel: +41 22 709 0800Fax: +41 22 709 0801

Sub-Saharan Africa Boart Longyear Cycad House, Constantia Office ParkCnr 14th Avenue and Hendrik Potgieter Weltevreden Park, 1709Gauteng, South [email protected]

Tel: +27 11 767 9300Fax: +27 11 767 9301

Documents

S250 ROCK DRILL - Boart Longyearapp.boartlongyear.com/brochures/S250_Brochure_English_Jan_2012(A… · The S250 rock drill has been commonly referred to as the ‘Bonus Drill’