ANSI/FM 4950
Evaluating Welding Pads, Welding Blankets, and Welding Curtains for Hot Works Operations

Product NameConfigurationContinuous
Use Limit
Technical Data SheetSafety Data Sheet
ARMATEX®
SF 17 Premium
Silicone Coated
Fiberglass Fabric
1000°F • 538°C
ARMATEX®
SF 17 Industrial
Silicone Coated
Fiberglass Fabric
1000°F • 538°C
ARMATEX®
SF 90
Silicone Coated
Fiberglass Fabric
1000°F • 538°C
ARMATEX®
SQF 70
Silicone/Refractory
Coated Fiberglass Fabric
1000°F • 538°CUpon requestUpon request
ARMATEX®
SQF 100
Silicone/Refractory
Coated Fiberglass Fabric
1000°F • 538°CUpon requestUpon request
ARMATEX®
SS 28
Silicone Coated
Silica Fabric
1800°F • 982°C
ARMATEX®
SS 40
Silicone Coated
Silica Fabric
1800°F • 982°C
ARMATEX®
Firestar 70
Vermiculite Coated
Fiberglass Fabric
1000°F • 538°C
SILTEX®
36-UH
Woven Silica Fabric1800°F • 982°C
HYTEX®
1000 - 332
Woven Fiberglass Fabric1000°F • 538°CUpon request