Straight Warp 1 & 2 Ply

Fabric Type	Single Ply					Dual Ply
Fabric Type	SW315	SW400	SW630	SW800	SW1000	2-SW400	2-SW630	2-SW800	2-SW1000
Number of Plies-rating	1-185	1-220	1-330	1-440	1-550	2-440	2-660	2-880	2-1100
Max. Tension Rating-PIW	185	220	330	440	550	440	660	880	1100
Carcass Gauge (in)	0.09	0.1	0.134	0.156	0.188	0.2	0.268	0.204	0.376
Min. Width for Troughing (in)	Min. Width for Troughing (in)
20 degree idlers	14	14	20	24	24	24	24	30	36
35 degree idlers	18	18	24	30	30	30	30	36	42
45 degree idlers	20	20	30	36	36	36	36	42	48
Max. Width (in) for Load Support Material Weight:	Max. Width (in) for Load Support Material Weight:
0 – 40 lbs./ft³	42	48	60	72	72	72	96	96	96
41 – 80 lbs./ft³	36	42	54	60	60	60	84	96	96
81 – 120 lbs./ft³	30	36	48	54	60	54	72	84	84
Over 120 lbs./ft³	24	30	42	48	54	48	72	84	84
Minimum Pulley Diameters (in)	Minimum Pulley Diameters (in)
81-100% of tension rating	14	14	18	20	20	24	30	36	36
61 – 80% of tension rating	12	12	16	18	18	20	24	30	30
Below 61% of tension rating	10	10	14	16	16	18	20	24	24