... furnaces, crystal growth furnace, multicrystalline DSS, single crystal furnace, High Temperature Sintering Furnace, and much more Thermal Insulation Products for heat ... Treatment Industry:Heat Insulation for Commercial Heat Treat Furnaces, Hardening, Tempering, etc.Crystal Growing Industry:Heat Insulation for Silicon, SiC, ... in China: http://www.haoshicf.com Insulation for Crystal Growing furnace