... felt, graphite felt, rigid graphite board, vacuum thermal chamber, Hot Zone and CFC for Vacuum Furnace, High Temperature Sintering Furnace, Solar ... Insulation Products for heat insulating.Gansu HaoShi Carbon Fiber Co., Ltd.(HSCF) is the leading manufacturer of PAN-based Carbon ... Andrew Yan (Marketing and Sales Director)Gansu HaoShi Carbon Fiber Co., Ltd. (HSCF)Address:NO.94 West Road of Station,LanZhou ...