TABLE I. Physical properties
|
Characteristics |
Type I |
Type II |
Test method |
||
|
140 count |
128 count |
122 count |
177 count |
||
|
Weight, oz/sq yd (min) |
4.2 |
4.0 |
3.5 |
3.5 |
ASTM D 1910 Method 2 |
|
Total yarns per inch (min) |
140 |
128 |
122 |
177 |
ASTM D 3775 |
|
Ends per inch 1/ |
74 |
70 |
66 |
97 |
ASTM D 3775 |
|
Picks per inch 1/ |
69 |
63 |
56 |
80 |
ASTM D 3775 |
|
Breaking strength, pounds, warp and filling (min) |
60 |
55 |
50 |
60 |
ASTM D 1682: Method 16 (Grab CRE Tester) |
|
Shrinkage: % (class 2 only), warp and filling (max) |
2.0 |
2.0 |
2.0 |
2.0 |
AATCC – 135 Procedure IIB |
1/ A total minus tolerance of 6 yarns per inch for the 122 count and 128 count, 7 yarns per inch for the 140 count, and 8 yarns per inch for the 177 count, in either the warp and/or filling, will be permitted, provided there is a total of not less than 122, 140, and 177 yarns per inch respectively (warp and filling).
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