Mica, Kaolin, Bentonite manufacturer / supplier in China, offering Tourmaline Powder for Refractory Materials Electronic Packaging Special Glass Production, Ultra Dry Metallurgical Flux Additive Wollastonite Powder for Continuous Casting Operations and Slag Conditioning Processes, Thermal Insulation Cenospheres Low Density for Energy Efficient Building Materials Heat Resistant Cenospheres and so on.