Fiberglass base fabric that has been impregnated with our specially formulated silicone rubber compound. This silicone coating adds extended life, while providing greater oil and water resistance than uncoated fabrics as well as low smoke and flame retardation.
Weight: 17.0 oz yd ± 10%
Base Fabric & Weave: Fiberglass/Plain Weave
Thickness: 0.015 ± 10%
Color & Coating: Gray Silicone
Tensile Strength Method: FTMS 191A/M5102
Temperature Resistance: 500°F
Warp: 175 lbs./in. min. avg.
Fill: 25 lbs. min.
Tear Strength -
Warp: 35 lbs. min. avg.
Fill: 25 lbs. min. avg.
Flame Resistance Method: FTMS 191A/M5903
Flame Out: 1 second
Afterglow: 3.0 seconds
Char Length: 0
Burst Strength Method: FTMS 191A/M5122 (Mullen)
175 lbs. in. min. avg.
Hydrostatic Resistance Method: FTMS191A/M5512 (Mullen)
200 lbs. in. min. avg.
Although base fabric is rated 1 ,000° F continuous operating temperature, silicone coating is rated 500°F on a continuous basis. Style 725 is a fiberglass fabric meeting MIL-I-20079G. It is designed specifically for high temperature (500ºF) removable pads (flange and valve covers). The product meets Military Spec. MIL-I-224244.