Yarn & Fabric Testing Terms

2021/05/14

Guid:Yarn quality testing and quality control include testing instruments, testing methods and quality control points involved in testing the main quality indicators of finished products and semi-products, yarn quality evaluation and statistical analysis methods of test data, online quality testing and informatization Management and other content.




Yarn & Fabric Testing Terms
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Yarn & Fabric Testing Terms

Yarn quality testing and quality control include testing instruments, testing methods and quality control points involved in testing the main quality indicators of finished products and semi-products, yarn quality evaluation and statistical analysis methods of test data, online quality testing and informatization Management and other content.

#1 COLOUR FASTNESS TESTS 

Colour fastness tester

washing fastness

rubbing/crocking fastness

perspiration fastness

drycleaning fastness

light fastness

water fastness

chlorine bleachspotting fastness

non-chlorinebleach fastness

bleaching fastness

actual laundering (one wash) fastness

chlorinated water fastness

chlorinated poolwater fastness

sea-water fastness

acid spotting fastness

alkaline spotting fastness

water spotting fastness

organic solvent fastness

potting fastness

wet light fastness

dye transfer fastness

dry heat fastness

hot pressing fastness

print durability fastness

ozone fastness fastness

burnt gas fumes fastness

phenolicyellowing fastness

saliva andperspiration fastness

#2 DIMENSIONAL STABILITY (SHRINKAGE) AND RELATED TESTS (FABRIC & GARMENT) 

Dimensional stability test

dimensionalstability to washing (washing shrinkage) 

appearance afterlaundering / hand wash 

dimensionalstability to heating 

appearance afterironing 

dimensionalstability to commercial drycleaning (drycleaning shrinkage) 

appearance aftercommercial drycleaning (appearance retention) 

dimensionalstability to steaming 

dimensionalstabilty to relaxation and felting 

dimensionalstability for sewing thread 

#3 STRENGTH TESTS 

Strength testing machine

tensile strength 

tear strength 

bursting strength

seam properties 

bonding strengthof laminated fabric 

adhesion strengthof coated fabric 

single threadstrength 

lea strength 

loop strength 

tenacity offibres and yarn 

#4 FABRIC CONSTRUCTION TESTS 

threads per unitlength (woven fabric construction) 

stitch density (knittted fabric) 

counts of yarn 

denier counts asreceived 

fabric width 

fabric weight 

loop length ofknitted fabric 

crimp or take-upof yarn 

type of cut pile 

type of weave 

distortion inbowed and skewed fabrics (report as received and after one wash) 

terry to groundratio 

fabric thickness 

#5 COMPOSITION AND OTHER ANALYTICAL TESTS 

Testing machine for fabric structure

fibre composition

dyestuffidentification 

purity of indigo 

moisture content 

extractablematter 

filling andforeign matter content 

starch content 

formaldehydecontent 

presence of formaldehyderesin 

mercerisation incotton 

PH value 

absorbance

#6 FLAMMABILITY TESTS

Flammability tester

flammability ofgeneral clothing textiles 

burning rate ofcloth (45° angle) 

Sweden fireproperties of apparel textile 

#7 FABRIC FERFORMANCE TESTS 

abrasionresistance 

pillingresistance 

water repellency 

water resistance 

wrinkle recovery 

fabric stiffness 

stretch &recovery 

#8 FEATHER & DOWN THERMAL TESTS 

Down heat test

compositionanalysis 

filling power 

black tip 

new weight (conditioned) of fillingmaterial 

moisture content 

determination ofsolvent solube 

acidity 

oxygen number 

turbidity test 

penetrationresistance of cloth to feather & down 

#9 GARMENT ACCESSORY TESTS (LACE,ZIPPER,BUTTON,BUCKLE,ETC.) 

appearanc afterlaundering 

appearance afterstorage 

resistance toironing 

zipper strength 

reciprocatingtest 

durability ofzipper 

operability ofzipper 

shear strength ofhooks & loops fastener (velcro tape) 

peeling strengthof hooks & loops fastener (velcro tape) 

consecutiveadhere/ separation exercising on hooks & loops fastener (velcro tape) 

corrosion /tarnish test on metallic finishes 

unsnapping ogsnap fasteners 

security ofmetallics buttons,rivets,ets. 

security of snapbutton 

strength ofbuttons 

resistance to washliquor 

resistance todrycleaning solvents 

button impacttest 

button tensiontest 

button torquetest 

snap attachmentstrength 

trim attachmentstrength 

#10 OTHER TEXTILE TESTS 

care instruction/labelrecommendation after appropriate testing (testing charges excluded) 

garment sizemeasurement 

acceleratedageing of sulphur-dyed textiles 

colour differenceassessment 

#11 FIBRE & TESTS 

Fiber tester

fibre staplelength 

linear density 

fibre diameter 

single fibrestrength 

tenacity of fibre

yarn count 

denier count asreceived 

identification ofcontinuous/ discontinuous fibres 

length of threadper roll 

net weight ofthread 

single threadstrength 

lea strength 

loop strength 

tenacity of yarn 

twist per unit 

#12 BATTING TESTS  

weight 

thickness 

fibre content 

resin content 

compresssion andresilience test 

sample dissectionfor analysis preparation 

dimensionalstability to washing 

appsitionof pile & back

#13 CARPET TESTS  

colour fastness to rubbing 

colour fastnessto light 

colour fastnessto water 

tuft withdrawalforce (tuft bind) 

pitches per unitlength 

rows per unitlength 

threads per unitlength of backing 

weight per unitarea 

surface piledensity (single level pile carpet only) 

ply of pile yarn 

type of cut pile 

pile or looplength 

fibre compositionof pile & back



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