真空回火炉适用于各种高速钢，模具钢，轴承钢及其他材料真空淬火后的回火，有色金属的再结晶退火，及时效热处理。

Applications: It is used for vacuum tempering of high-speed steel, alloy tool steel, die steel, bearing steel, stainless steel and special alloy materials etc and also for recrystallization & re-annealing and aging of nonferrous metals.

◆ 加热元件沿加热室圆周360度均匀布置，温度均匀性高。

The heating elements are mounted at 360 degree evenly, this method can provide uniform temperature.

◆ 工件变形小，机械动作稳定可靠，生产效率高。

Low distortion, high reliability of machnical actions, high efficiency.

◆ 编程工艺灵活输入，故障自动报警／显示。

The program is easy input, automatic alarm for fault.

◆ 操作方便，手动/自动自由切换。

Easy operating, manual mode and automatic mode can be switched freely.

◆ 完善的报警系统，保护设备和工件。

Protect the equipment and workpieces by alarm & interlock system.

◆ 精确的温度控制。

Precision temperature control.

◆ 高的温度均匀性。

High temperature uniformity.

◆ 配有高效的内循环冷却系统，工艺适应性强。

Equipped with high performance internal recycle cooling system with high adaptability for processing.

◆ 具有极强的工艺重复性。

Perfect reproducibility.

◆ 加热带布置于工件外围，对工件直接加热，最高使用温度最高可达700℃。隔热屏为全金属反射屏或金属反射屏加保温纤维。此种结构热能利用率高，使用温度高。

The workpiece is directly heated by Ni-Cr alloy heating belts surround the hot zone. The maximum temperature can reach 700℃. The heat insulation shield is made of total metal or metal + thermal insulation fiber. This heating zone structure has fine heat availability and high working temperature.

◆ 设有对流加热装置，以实现低温阶段的均匀对流加热，工作效率高。

Convection heating is provided for improving heating efficiency and temperature unformity during the period of law temperature.

◆ 可根据不同客户的需求，提供不同的真空度。

Different vacuum level can be provided as requested.