Using glass multifilament by special installation with high pressure airy then expanded. It have high strength both glass multifilament and trait about big superfivial puff fiber, it's a new type material to clay innocuous and could bu able to bear high temperature and corrode and have high osmosis even have laigh combustible matter content, also it's a important material use at heat insulation, preservation, filter, decoration by this material with other material together add twist could become ordinary framework material use at mo asbestos clutch.