TOP SEALING FIBERGLASS GASKET is made of woven fiberglass for high temperature resistance, high strength, it's 100% no asbestos products. This product has the advantages of good insulation performance, high temperature resistant. It's an essential part of motor or electrical insulation binding material, it can make the machine to obtain the superior insulation performance, prolong service life, reduced volume and weight. After dipping white glue, it will increase the mold and mechanical stability. These gaskets are not completely airtight and should be used only where a certain amount of leakage is allowable. Suitable for application to large diameter distorted flanges and flanges to which only low seating stress is applied.