... 5.ISO9001:2008 Products: various kinds of heating elements, heating chamber, hearth, heating tube, bracket, joint board, graphite adjusting plate ... graphite heater, graphite insulated chamber, graphite tray, graphite box for sintering, graphite plate,heater tube, bridge frame, ... U-shaped, W-shaped and screw-shaped heating tube or heating equipment. Serving complex design,Installation,technique for ...