SUNPASS Ceramic Fiber Tape For Spiral Wound Gasket. Ceramic Fiber Tape For Spiral Wound Gasket is punched or cut from ceramic fiber cardboard made of selected aluminum silicate ceramic fiber cotton as the main raw material using a wet molding process. Mainly used as filling material in the production of metal spiral wound gaskets.The gasket is high temperature resistant and has excellent flexibility and tear resistance. It does not contain asbestos, is corrosion-resistant, and does not interact with molten aluminum. It has excellent electrical insulation and sound insulation properties, tough texture and high compressive strength.