PD 6527:1990

Foreword
Methods
1. Scope
2. Methods of test for raw silk
3. Methods of test for doupion raw silk
4. Determination of nep content of card web (cotton
     system)
5. Determination of nep content of combed worsted
     slivers
6. Determination of the irregularity of yarn (by
     variability of masses of 25 mm lengths)
8. Determination of the compacting quality of yarn
     (brass bobbin test)
9. Determination of snarling twist
10. Determination of lea strength and lea count of
     spun yarns (mean and variability)
11. Constant tension winding test for yarn
12. Determination of kinetic friction of yarn against
     steel (autographic)
13. Determination of kinetic friction of yarn against
     any solid material
14. Determination of kinetic friction of yarn against
     metal (direct measurement of frictional drag force)
15. Determination of the equivalent steam setting
     temperature of continuous filament yarns
16. Determination of the recovery of wool fabrics from
     creasing
17. Determination of abrasion resistance of carpets
18. Comparative floor soiling tests on textile floor
     coverings
19. Assessment of the tendency of apparel fabrics to
     snag using a mace snag tester
20. Wetting time test
21. Moisture and oil in jute and other textile materials
22. Determination of the fluidity of silk
23. Determination of the rate of removal of starch from
     cotton or viscose materials by enzymes (or by other
     desizing agents)
24. Determination of titanium in textiles
25. Determination of the calcium content of wool
     materials
26. Determination of resin finish in textile materials
     treated with urea-formaldehyde
27. Determination of resin finish in textile materials
     treated with urea-formaldehyde and certain other
     amino formaldehyde resins
28. Determination of starch in yarns or fabrics
Appendices
A. Notes on the identification of warp and weft
     directions
B. Apparatus for the four-position mass snagging
     machine
Tables
1. Information on breaks counting
2. Mass determination of skeins (raw silk)
3. Mass determination of skeins (doupion raw silk)
4. Nep content of web
5. Corrections to instrument readings
6. Effects of extraneous ions
Figures
1. Nep-counting desk
2. Linear friction tester
3. Enlarged end elevation of friction carriage and
     groove
4. Graph to show scale reading on tension meter
5. Optical projector
6. Apparatus for loading specimens
7. Protractor and magnified image of a crease profile
8. Layout of runner (n = 4)
9. Template
10. Single specimen folded for sewing
11. Appearance of surface
12. Dean and Stark apparatus
13. Condenser and adaptors
14. Viscometer, V-tube pattern
15. Clamping device for viscometer
16. Burette
17. Centrifuge tube
18. Arrangement of apparatus
19. Arrangement of apparatus
20. Reflux condenser
21. Nickel wire spiral
22. Combined stopper and stirrer
23. Outline sketch of mace snag tester

Includes a selection of the recommended methods formerly included in Handbook No 11. Does not include any published British Standards.

This Published Document describes miscellaneous methods of test for textiles.

It does not include any British Standard methods of test for textiles.

Notes on the identification of warp and weft directions are given in Appendix A.

NOTE The titles of the publications referred to in this Published Document are listed on the inside back cover.