Vermiculite coated fiberglass cloth is made by fiberglass fabric (usually texturized glass fabric) or silica fabric with odorless, inorganic vermiculite coated. After coating, the vermiculite coated fiberglass cloth can extend the conventional glass fabric higher working temperature up to 810℃, smokeless, non-slip for easy fabrication. 
The vermiculite-coated fibreglass fabric adopts E-glass electronic grade fibreglass fabric, which can be used as insulation blankets, welding protection blankets, exhaust heat shielding, etc., after being treated with vermiculite coating.
These high-temperature resistant fabrics are rated for operating temperatures up to 810°C (1490°F) and transient temperatures up to 1090°C (1994°F).
InsoFire offers high quality and cheap vermiculite coated glass fabric, vermiculite coated silica fabric.