E-JIN Heating System Co., Ltd.

Business Field

Vacuum Heat Treatment Furnace


Vacuum Heat Treatment Furnace was developed at our customer’s request and is a patented product. Heat treatment is enacted in a vacuum to keep the clean surface of the original chemical composed materials, this by controlling the oxidation of metals, reducing and decarbonizing.
It can be used in a multitude of applications, such as: Die Steel (Section SKD), Stainless Steel, Titanium, High Speed Steel, Implant, etc.
It’s built with specialized skills and designs, with an eye for durability, ease of operating, and perfect after-sales service. This all will contribute to stabilize product quality and increase the productivity of your company.


  • High-Vacuum Heat Treatment Furnace (800kg)
  • High-Vacuum Heat Treatment Furnace (700kg)
  • Vacuum Heat Treatment Furnace (700kg)
  • Vacuum Heat Treatment Furnace (700kg)

Equipment Features

Power 200kw, Max. 250kw (Single-Phase 3Part)
Vacuum Level Low-vacuum Max. 5 × 10-3 Torr
High-vacuum Max. 2 × 10-5 Torr
Working Temperature 1050~1200℃ Max. 1300℃
Max. Work Zone Dimensions (Long Body) 700W × 700H × 1,500D
(Short Body) 700W × 700H × 1,200D
Heating Time Within an hour at the empty furnace (1000℃ Rising)
Cooling Time Within 45mins at the empty furnace (1050~Below 200℃)
Temperature Distribution Working temperature range ±7.5℃
Cooling System Heat exchangers set up on 3sides, turbo cooling fan
Pressure Safety Device Triple pressure safety device installed
(Digital sensor, electric contact pressure gauge, safety vent)
Patent Patent No. 10-1179961 with 12claims

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