Refrasil silica textiles have a 1800 degree F use limit.
Cloth Specifications (PDF)
$40.00Refrasil UC series is a continuous filament, amorphous silica woven cloth offering excellent thermal performance. Refrasil is 96%+ silica, and resists oxidation and most corrosive chemicals. Applications include welding screens and curtains, heat shields, stress relieving blankets, and insulation pads.