EN 388标准对比帆布简介：
STM 611C blade cut canvas for EN 388（GB/T 20991-6.14,AQ 6102）
This is to certify that the material referred to above is supplied against EN 388:1994 and 2003,following specification is listed.
EN 388标准对比帆布技术规格:
Cotton spun from open end fibres Twist warp:Double twist 280t/m
Thickness:1.2 mm Mass per unit area:540g/sq.m
Tensile strength – Weft 1000N Tensile strength – Warp 1400N
Linear Mass Warp＆Welf:161 tex Single yarn:z 500t/m
Warp:18 threads per cm Welf:11 threads per cm
Crimp Warp:29％ Crimp Welf:4％
