The heating element is screwed up by high resistance alloy wires and installed on the hearth's two sides, the rear wall of the furnace bottom and the furnace door.
加热元件的由高电阻合金丝绕制成螺旋状，安置在炉膛二侧，炉底后墙及炉门上。
2
Taking the automotive rear axle gear as an example, the design and adjusting of nitrogen-based atmosphere carburizing process were conducted on the new-built mult-purpose chamber furnace.