Usage: It is applied for deep carburization of various pants of car, bycle, gear with bearing and other mechanical parts. It is suited for brilliance heat treatment of various medium canbon steel, high carbon steel or high alloy steel. It is appropriate for brilliant annealing of various parts. Features: Special convection design which warrant atmosphere in furnace very even, กำ5oC. Radiant tube heaters are more easy for maintenance. Atmosphere in furnace very stable and temperature rising time very short, increase production but decrease cost in business.