Protective Gas Boxes for Models NA 120/45 - N 675/85

For non-combustible protective and reactive gases argon, nitrogen and forming gas (observe national regulations).

Function and equipment

Begasungsk_Einschuebe.jpg
N250_85HA.jpg
Begasungskasten_NA_2.jpg

For the heat treatment, workpieces are placed in the box, the lid is locked using the sealing locks and flushed with protective gas outside the furnace for some time and then placed in the furnace. Depending on the weight, a charging cart (page 30) is recommended.

Basic Version

  • For non-combustible protective and reactive gases argon, nitrogen and forming gas (observe national regulations)
  • Protective gas box with fiber seal and cover with locks, inert gas introduction via a pipe into the bottom of the box
  • Protective gas connection via quick coupling with hose connector (inner diameter 9 mm)
  • Piping for gas inlet and outlet through the furnace collar
  • Models NA 250/.. und NA 500/.. will be delivered without bootom frame sheet
  • Heat-resistant alloy: 309 (AISI)/(DIN material no. 1.4828)
  • Charge thermocouple type K for temperature display or charge control

Additional equipment

Additional equipment

  • Digital temperature display
  • Gas supply systems
  • Extended gas piping for the use of smaller boxes in larger furnace models
  • Draw hook
  • Charging cart

Technical specifications

Article no.   Furnace Inner dimensions in mm Outer dimensions in mm1 Charging method
(Furnace with hinged door) (Furnace with lift door)   w d h W D H of the box
631000411 631000764 NA 60/.. 270 420 260 336 460 340 draw hook
631000412 631000765 NA 120/.. 350 520 340 436 560 430 draw hook
631000413 631000766 NA 250/.. 480 630 460 546 680 600 charging stacker
631000414 631000767 NA 500/.. 630 780 610 696 836 760 charging stacker
Article no. 601655055, 1 set of fiber insulation cord, 5 strips of 610 mm each1 Without piping
Work space = box inner dimensions: - 30 mm to all sides
Larger boxes and custom dimensions available upon request

Request for quotation

Anfrage

CAPTCHA

Customer Test Center

What furnace is the right choice for this specific process? This question cannot always be answered easily. Therefore, we have set up our modern test center which is unique in respect to size and variety. A representative number of furnaces is available for tests for our customers.