AMI-SIL® AS and CAS hot work fabrics are made from a minimum 96% pure amorphous silica cloth and are rated to 1800°F (980°C). The following AMI-SIL AS and CAS hot work fabrics have been tested and rated to the ANSI/FM 4950 Standard which is now required by the NFPA 51B. AS1800G & AS3600 meet USCG1

The Safeprotex Acrylic-Coated Fiberglass Welding Blanket is constructed from acrylic fiberglass-coated fabric, offering a working temperature range of -18°C to 149°C (0°F to 300°F). The acrylic coating enhances abrasion resistance, mechanical strength, and anti-aging properties, making welding blank