... Fiber (PMF) is a novel super-light high-temperature refractory fiber in the world, one of the whole Al2O2siO2 ... ceramic fibers in two different products, It can be widely used in metallurgy, machinery, electronics, ceramics, chemicals, aerospace ... atmospheresResistance to abrasionGood electrical resistivityExcellent thermal stability Can be used as insulation packing in furnace spaces and around ...