General information:
/ Vacuum furnace with gas cooling under pressure of 1.5 bar
/ Manufacturer: SECO/WARWICK
/ Year of production 2017
/ Location — S/W Świebodzin warehouse
/ Dismantled furnace located in the S/W warehouse — possibility of connection and testing on site
/ High vacuum and cleanliness — <20 ppm! The furnace main vessel — stainless steel!
/ Furnace equipped with a graphite or steel chamber — to be determined.
We offer technical assessment, relocation and assembly of the unit at its final location within the E.U.
Technical data:
| WORKING ZONE | |
| Useful dimensions (W x H x L) | 960 x 840 x 1200 mm |
| Maximum load gross weight | 1500 kg |
| Loading level | 880 mm |
| TEMPERATURE | |
| Nominal temperature | 1400°C |
| Max. burn-out temperature | 1700°C (for maximum one hour) |
| Temperature uniformity | from 600°C up to 1400°C in vacuum ± 5°C |
| Type of thermal insulation | 1st option MoLa sheet screens 2nd option Graphite hot zone |
| Heating power | 420 kW |
| VACUUM | |
| Ultimate vacuum | 1 x 10-2 mbar |
| Leak rate | <3×10-3 mbar*l/s |
| Partial pressure control range | 10-20 mbar |
| Rough vacuum pump | 2 x SV 300 Leybold |
| Root’s pump | WH 2500 Leybold |
| HIGH VACUUM (with cryogenic pump) | |
| Ultimate vacuum range | 10-7 mbar |
| Cryogenic pump | Coolvac 10.000 iCL-V Leybold (with Helium compressor) |
| Holding pump | D4B Leybold |
| FURNACE VESSEL | |
| Material Stainless steel | 1.4571 (main vessel) |
| GAS COOLING SYSTEM (External blower) | |
| Blower motor power | Kaeser 15 kW |
| Blower control mode | soft-starter |
| Cooling gas | Nitrogen or Nitrogen with 2% Hydrogen |
| Max. quenching pressure | 1,5 bar abs |
| CONTROL SYSTEM | |
| PLC S7-300 | Siemens |
| Operator’s interface | Siemens SIMATIC IPC 477D 19” touch screen |
| SCADA | HMI software Siemens SIMATIC WinCC |
| UTILITIES | |
| Electrical Energy | 3 x 400 V, 50 Hz 560 kVA |
| Cooling water | 2,5 — 4,0 bar 12 + 15 m3/h |
| Nitrogen | 6 bar 8,5 m3/cycle |
| Hydrogen MFC | max. 200l/min |
| Compressed air | 6-8 bar |
