... (1.5) mm, Cold rolled low carbon iron SPCC, SPCD, FH, accords with GB13237-91, ... -- 300,000 tpyEnergy saving style--- heat recovery of flue gas.Continuous annealing furnace---Radiant tubes heating ... degreasing effect, clean the oil stain, and iron dust of the strip surface. In the furnace, ... heat utilization efficiency and decrease the running cost of the line Adopts native advanced electrostatic oiler ...