ASTM F655地毯
ASTM F655-13 Level loop
Construction: Woven
Gauge/ Pitch: 216
Pile Height:0.25± 0.02inch (6.35 ± 0.5mm)
Stitches/Wires:8/in.(****/cm)
Face Weight:43.5± 2.7oz/yd2
Finish:Pure
Backing:15 pick minimum woven polypropylene coated with latex
Ply Material Twist: 3-Ply Wool
ASTM Standards where used: F555, F608,F922, F1284,F1409,F1411,F1601,F1692,F2756