This product was mainly for metal alloy heat treatment, such as, sintering, ageing,annealing and tempering.

Quality specification

1  Chambers composition:  Preparing chamber

                                           Dewaxing chamber

                                           Degassing chamber

                                           No. 1, 2 heating chambers

                                           Gas-cooling chamber

    The chambers quantity  can be adjusted from 3 to 9 according to customer production process.

    All chambers are insulated by gate valves.2  Heater type:  Graphite heater (degassing chamber, No. 1, 2 heating chambers)

                          Fe-Cr heater      (dewaxing chamber)

3  Temperature uniformity:  ≤10°C (dewaxing chamber, degassing chamber)

                                            ≤6°C   (No. 1, 2 heating chambers)

4  Max temperature:           700°C   (dewaxing chamber)

                                           1200°C (degassing chamber, No. 1, 2 heating chambers)

5 Operating temperature:  500°C   (dewaxing chamber)

                                           900°C   (degassing chamber)

                                           1100°C (No. 1, 2 heating chambers)

6 Ultimate vacuum:      Below 0.4Pa       (preparing chamber, dewaxing chamber,

                                                                degassing chamber, gas-cooling chamber)

                                    Below 4×10-3Pa (No. 1, 2 heating chambers)

7 Operating vacuum:   4Pa           (preparing chamber)

                                    50-200Pa  (partial pressure, dewaxing chamber,

                                                      degassing chamber, No. 1, 2 heating chambers)

                                    4×10-3Pa  (No. 1, 2 heating chambers)

8  Temperature control mode: 

    8.1  Dewaxing chamber:             3 soaking zones(upper, middle, low),  1 temperature controller

    8.2  Degassing chamber:            3 soaking zones(upper, middle, low),  1 temperature controller 

    8.3  No. 1, 2 heating chambers:  3 soaking zones(upper, middle, low),  3 temperature controllers

9  Electrical capacity:

    9.1  Heating power:      3 phase 50Hz 300kVA (dewaxing chamber, degassing chamber)

                                         3 phase 50Hz 400kVA (No. 1, 2 heating chambers)

    9.2  Operating power:  3 phase 50Hz 180kVA

Features:

    1 High reliability: 

       Independent heating chambers and cooling chamber.

       Prevent heat treatment environment pollution.

       Inhibit metal evaporation with ULVAC Exclusive Patent.

    2 Excellent performance:

       Constant vacuum environment in heating chambers.

       Uniform cooling workpieces and  non-deforming final products.

    3 Efficient production procedure:

       Full cycling treatment according to set production process curve.

       Short heating time and cooling time.

       Stable and consistent characteristic of finished products.

       Automatic/ manual adjustment in accordance with customer requirements.

Vacuum Six Chambers Continuous Heat treatment Furnace