Industrial high-temperature furnace

PVA TePla COV 733 RS

Used High-Temperature Vacuum Furnace PVA TePla COV 733 RS

Furnace chamber made entirely of stainless steel, double-walled for water cooling. Horizontal design for easy loading and unloading and good accessibility for maintenance and servicing.
Internal graphite box for precise guidance of process gases. Equipped with post-cleaned graphite components. Automatic control of the entire process sequence.

Usable batch chamber (Width x Height x Length): 840 x 815 x 1000 mm.
Total length of the graphite box: approx. 1100 mm.
Maximum operating temperature under partial pressure: 1500 °C.
Under vacuum: 1700 °C.
Temperature uniformity: ± 10 K.
Temperature fluctuation in steady state: ± 5 K.
Process pressure range: 1×10-2 < p < 1040 mbar.

TECHNICAL SPECIFICATIONS COV 733 RS
Operating temperature: max. 1700 °C
Max. load dimensions: 840 x 815 x 1000 mm
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Useful volume: approx. 685 L
Temperature uniformity: ± 10 K
Power supply: 3 x 400 V (50 Hz)
Max. permissible voltage fluctuations: ± 5 %
Installed heating power: max. approx. 190 kW
Pump station
- Final pressure in an empty, clean, and cold furnace: < 1×10⁻² mbar
- Electrical power of the pump station: approx. 14 kW
Leak rate: < 5×10⁻³ mbar·L/s
Cooling water
- Cooling water flow rate: approx. 150 L/min
- Cooling water temperature: 20 ≤ TCW ≤ 30 °C
- Cooling water pressure: 2 ≤ PCW ≤ 4 bar
Cooling water quality requirements according to specification: PW 800 943 ND.
Gas supply:
Compressed air: for valve actuation (PVA) 4 ≤ PVA ≤ 5 bar
A compressed air maintenance unit must be provided by the Customer.
Nitrogen: Gas inlet pressure (PN2) 5 ≤ pN2 ≤ 7 bar
Hydrogen: Gas inlet pressure (PH2) 5 ≤ pH2 ≤ 7 bar
Space requirements
- Width x depth x height to be determined in consultation with the Customer
- Floor area to be determined in consultation with the Customer
Foundation: level ground, no special preparations required.

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