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है”ह”ह

IS 15825-2 (2008): Dupion raw silk - Grading and methods oftest, Part 2: Visual examination [TXD 28: Silk and SilkProducts]

IS 15825 (Part 2) : 2008

~~~-~3fRWe1UT~+fTlT 2 ~~ ufTq~

Indian Standard

DUPlaN RAW SILK - GRADINGAND METHODS OF TESTPART 2 VISUAL EXAMINATION

ICS 59.060.10

© SIS 2008

BUREAU OF INDIAN STANDARDSMANAK SHAVAN. 9 SAHADUR SHAH ZAFAR MARG

NEW DELHI 110002

September 2008 Price Group 2

Silk and Silk Products Sectional Committee, TXD 28

FOREWORD

Ihis Indian Standard (Part 2) was adopted by the Bureau of Indian Standards, after the draft finalized by theSilk and Silk Products Sectional Committee had been approved by the Textile Divis ion Council.

Grading of dupion silk is very important from the viewpoint of quality of the dupion silk and the subsequentproducts made from it. This will also help the farmers to get the right value of their product and removemalpractices in the dupion silk trade. For raw silk, BIS has already published IS 15090 (Parts I to II) ' Rawsilk- Grading and methods of tests'.

This standard is published in live parts. The other parts in the series are:

Part I GradingPart 3 Determination of special defectsPart 4 Conducting winding testPart 5 Determination of average size and size uniformity range

This standard prescribes a method to inspect visually the uniformity, general finish and characteristic natureof dupion raw silk .

The composit ion of the Committee responsible for the formulation of this standard is g iven in Annex B.

For the purpo se ofdeciding whether a particular requirement ofthis standard is complied with, the final value.observed or calculated expressing the result of a test or analysis. shall be rounded off in accordance withIS 2 : J960 ' Rules for rounding off numerical values (revised) '. The number of significant places retained inthe rounded off value should be the same as that of the specified value in this standard .

IS 15825 (Part 2) : 2008

Indian Standard

DUPION RAWSILK-GRADINGAND METHODS OF TESTPART 2 VISUAL EXAMINATION

1SCOPE 6 PROCEDURE

2 REFERENCES

This standard (Part 2) prescr ibes a method to inspectvisually the uniformity. general finish andcharacteristic nature of dupion raw silk.

For the purpose of this standard the definit ionsgiven in IS 15825 (Part I) and SP 45 shall apply.

4 APPARATUS

The visual inspection shall be conducted in a'Standard Visual Inspection Room' with a windowdirectly facing north which enables the inspector toutilize the natural light free from reflection of anysurrounding object, or a standard lighting equipmentwhich emits light closely near in its spectral energydistribution to that of the natural daylight.

The general finish of the lot shall be inspected forthe presence and degree of the defects listed below:

6.1 Uniformity

The uniformit) of the lot shall be inspected withrespect to colour . lusture and hand.

6.1.1 The uniformity of the lot shall be indicated asgood . fair or poor.

6.2 General Finish

a) Hard gum spots;

b) Gummed skeins;

c) Improper reel ends:

d) Improper skein lacing:

e) Irregular traverse;

f) Double or irregular skeins ;

g) Improper making of books ;

h) Cut ends;

j) Bad smell;

k) Insect eaten thread ; and

m) Soiled thread , etc.

6.2.1 The general finish ofa lot shall be indicated asgood, fair or poor. Presence of abnormal defects shallbe mentioned in the report.

6.3 Colour

The lot shall be inspected for depth of colour andthe same shall be recorded as light, medium. deep orvery deep.

7 REPORT

Title

Dupion raw silk - Grading andmethods of test : Part I Grading

Handbook on glossary of textileterms (first revision)

IS No.

15825(Part I) : 2008

SP45 : 2006

3 TERMINOLOGY

The standards given below conta in provisions whichthrough reference in this text. constitute prov isionsof this standard. At the time of public ation . theeditions indicated were valid . All standards aresubject to revision and parties to agreements basedon this standard are encouraged to invest igate thepossibility of apply ing the most recent edit ion ofstandard :

5 TESf SAMPLE

All the skeins in a lot shall constitute the test sample.The results of the visual inspect ion of a lot shall bereported in the format given in Annex A.

IS 15825 (part 2) : 2008

ANNEXA(Clause 7)

REPORT OF VISUAL EXAMINATION OF DUPIONRAW SILK

[Conducted in accordance with IS 15825 (Part 2)]

Name oftesting house .

Identity ofthe lot: .

A)Uniformity

(a) Good (b) Fair (c) Poor

B)General Finish

(a) Good (b) Fair (c) Poor

C)Colour

(a) Light (b) Medium (c) Deep (d) Very deep

(Words not applicable should be scored out)

Remarks:

Date:

2

Signature of Tester

IS 15825 (Part 2) : 2008

ANNEX B(Foreword)

COMMITIEE COMPOSITION

Silk and Silk Products Sectional Committee, TXD 28

Organization

Central Silk Technological Research Institute, Bangalore

Association of Corporations & Apex Societies of Handlooms.New Delhi

Central Silk Board, Bangalore

Chamundi Textiles (Silk Mills) Limited, Bangalore

Directorate of Handlooms & Textiles , Government of Tamil Nadu,Chennai

Himatsingka Seide Limited, Bangalore

Indian Silk Export Promotion Council, Mumbai

Karnataka Silk Industries Corporat ion, Bangalorc

Karnataka State Sericulture Development Institute, Bangalore

Khadi & Village Industries Commission, Mumbai

National Handloom Development Corporation Ltd, Lucknow

Office of Development Commissioner for Handlooms , Governmentof India, New Delhi

Office of Director of Handloom & Textiles. Government ofKarnataka, Bangalore

Office of the Textile Commissioner, Mumbai

Shriram Institute for Industrial Research, Delhi

Silk Conditioning and Testing House, Bangalore

The Tamil Nadu Handloom Weaver's Cooperative Society Ltd,Chennai

Weavers' Service Centre , Ministry of Textiles, Bangalore

81S Directorate General

Representativets)

DR T H. SOM~SHEKAR (Chairman)SHRI SUBRATO Roy (Alternate )

SHRI ABOUAL REIIMAN

DEPUTY SECRETARY (II'SPECTION)

ASSISTANT SECRETARY ( INSPECTIO!';) (Alternate)

SIIRI A . L. MUTHIAH

SIIRI TIIIRlJ M . E. BALRAJ

SIIRI MOHAN RAO

SHRI S. A. VISHVANA TH (Alternate)

SIIRI T V. MAR UTIII

SIIRI RAJ K UMAR

SIIRI V. G. HALLlYAL

SIIRI RA Y/NORA BHA !';OIWAO (Alternate)

REPRESEI'TATIVE

SHRJ V. K . GOYAL

SIIRI S . RA UTELA (Alternate)

PRINCIPAL, INOI.~N INSTITUTE OF HANOLOOM

TECHNOLOGY, SALEM

JOINT DIRECTOR (TEXTILES)

DEPUTY DIRECTOR (HANOLOOMS) (Alternate)

SHRI S. G. VERMA

SIIRI S . RAMAKRISHNAN (Alternate)

Ms NEENA SEHGAL

DR R . K. RAINA (Alternate)

REPRESENTATI\'E

SIIRI G. G UNASEKARAN

SHRJ AlOK BABELAY (Alternate)

DIRECTOR

DEPUTY DIRECTOR (Alternate)

SHRJ M. S. VERMA, Scientist 'F' & Head (Textiles)[Representing Director General (Ex-officio)]

MGlPF----«>O Deptt. of 81512003-16.09.2001I-300 Book>.

Member SecretarySHRI 1. K . GUPTA

Scientist 'C' (Textiles), BIS

3

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Review oflndian Standards

Amendments are issued to standards as the need arises on the basis of comments. Standards are also reviewedperiodically; a standard along with amendments is reaffirmed when such review indicates that no changes areneeded; if the review indicates that changes are needed, it is taken up for revision. Users of Indian Standardsshould ascertain that they are in possession of the latest amendments or edition by referring to the latest issue of'BIS Catalogue' and 'Standards: Monthly Additions'.

This Indian Standard has been developed from Doc : No. TXD 28 (0823).

Amendments Issued Since Publication

Amendment No. Date of Issue

BUREAU OF INDIAN STANDARDS ·

Text Affected

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