... It 's made of best quality bulky E-glass 9 micro or C-glass 11 micro fiber yarn, which texturized by high pressure machinesTexturized ... speed weaving machines .It can be used as heat insulation material in high temperature condition up to 550 Degree C ... for wrapping steam tracer lines, hoses, pipings, exhaust manifold insulation, tadpole tapes, Gaskets, and strip curtains for high temperature ...