Standard No.:	FZ/T 20020-1999
Chinese Name:	毛织物耐磨试验方法马丁旦尔法
English Name:	Testing method for determination of the resistance to abrasion of wool fabrics--Martindale method
Professional Classification:	FZ Professional Standard - Textile
ICS Classification:	59.080.01 Textiles in general
Issued by:
Issued on:	1988-02-13
Implemented on:	1999-02-01
Status:
Language:	English
File Format:	PDF
Word Count:	1500 words
Price(USD):	45 (USD)
Delivery:	via email in 1-3 business day

This method is equivalent to the international standard IWS. TM. No.112-1980 "Testing method for determination of the resistance to abrasion of textiles" (Martindale tester).
1 Application scope
This standard is mainly applicable to wool and wool blend woven fabrics and knitted fabric, as well as other non-woven fabrics; it is not applicable to synthetic fibers types of pure and blend fabrics and fluffy wool fabrics.
2 Principle
Circular specimen mutually rubs with the standard abrasive under certain pressure according to the motion trail of Lissajous curve, which results in the sample damaged.
3 Apparatus and Auxiliary Materials
3.1 Fabric plane grinding machine
3.2 Standard abrasive
It is a kind of combing plain fabrics made of hybrid wools, with the specification as follows:
Warp Weft
Yarn density, tex R55×2 R74×2
Yarn number per centimeter 19 12
Single twist, twist/m 490±20 550±220
Single twist direction Z Z
Double-stranded twist, twist/m 470±20 410±20
Double-stranded twist direction S S
Average fiber diameter, μm 31±2
Minimum fabric weight, g/m2 185
Abrasive dimension, mm2 160×160