polypropylene staple and process as was used for run 2 however needle penetration needling density and fusion temperature were varied also the fabric was 150 inches wide and weighed 3 2 ounces per square yard the results are shown in table ii below table ii__________________________________________________________________________fused fabric properties not tufted needle needling fusion tear sup 1 grab sup 2 ultimate sup 2 pene density temperature u00b0 f strength strength elongation at sup 2 elongation elongationrun tration punches roll no 1 at 3 5 oz yd sup 2 at 3 5 oz yd sup 2 5 lbs load 20 lbs load no inches in sup 2 roll no 2 warp fill warp fill warp fill warp fill warp fill__________________________________________________________________________ 3 3 8 300 lo 310 295 26 5 38 1 75 0 12 1 1 4 2 2 14 16 96 954 3 8 300 hi 338 310 13 2 20 0 92 8 190 1 1 1 4 6 0 4 8 36 705 3 8 450 lo 310 295 39 3 45 7 100 123 1 2 1 9 6 8 15 56 796 3 8 450 hi 338 310 12 3 19 7 130 106 1 0 3 2 3 8 10 40 627 3 8 600 lo 310 295 30 4 43 8 101 115 1 7 2 6 7 0 19 61 848 3 8 600 hi 338 310 13 1 21 5 108 106.