... furnace apply the nitriding,carburizing,heat treatment for the tooling,moulding,axes,gear whell. Bright annealing furnace The bright annealing furnace ... of the bright annealing furnace:Furnace lining: It adopt composite moniker energy effiency furnace lining,which consists of ... accuracy of the silicon control PID regulating electric furnace controller is ±10°C. ModelPower(kw)PhraseTemperature(° ...