1700℃ Vacuum Atmosphere Box Furnace, air-cooled double shell, multi-atmosphere available(H₂,N₂,Ar), ±1℃ overshoot-free control, 30-segment program curve for sintering and melting of ceramics & advanced materials.
| Item | Specification |
|---|---|
| Heater Mounting | Both sides, imported 1800 type molybdenum disilicide heating elements |
| Temperature Control Accuracy | ±1℃, integrated circuit control, no overshoot |
| Heating Rate | Adjustable, Max 40℃/min, Min 1℃/h |
| Furnace Body | CNC machined, polished, pickling, phosphating, powder coating & high temp baking; two-tone design, anti-oxidation, acid & alkali resistant, high temperature resistant, easy cleaning |
| Furnace Structure | Air-cooled double-layer furnace body for good working environment |
| Door Opening | Axial 180° side opening |
| Chiller | Optional by customer |
| Water Cooling Position | Furnace mouth, furnace door and furnace top of inner chamber |
| Vacuum Pump & Vacuum Degree | Two-stage direct rotary vane vacuum pump; pointer gauge -0.1Mpa, digital positive & negative pressure indicator |
| Pressure Resistance | Chamber plate 6-20mm, double-side welding, withstand positive pressure 0.1Mpa |
| Gas Valves | Stainless steel valves |
| Pressure Indicator | 1 pointer gauge for positive & negative pressure (digital vacuum gauge optional) |
| Gas Flow Meter | 2 float flow meters; digital mass flow meter optional for higher precision |
| Pressure Protection System | Pressure sensor triggers auto close inlet valve, open vent valve + audible & visual alarm for overpressure protection |
| Gas Leakage Alarm | Optional; auto shut furnace & gas supply, activate exhaust fan when hazardous gas concentration exceeds threshold |
| Atmosphere | Hydrogen, Nitrogen, Argon, Carbon monoxide, Oxygen, etc. |
| Refractory | Lining: vacuum formed lightweight alumina fiber board; furnace bottom: hollow sphere alumina board; low heat storage, thermal shock resistant, no cracking & slag falling |
| Insulation Material | 4 layers: alumina fiber cotton, alumina fiber board, alumina polycrystalline fiber board, high efficiency energy saving |
| Shell Surface Temp | ＜45℃ under continuous non-stop operation |
| Protection | Integrated control unit, dual-loop control & protection; overshoot, thermocouple break, phase loss, overvoltage, overcurrent, overtemperature, soft start etc. |
| Control System | Closed-loop SCR phase-shift control; constant voltage / constant current / constant power mode with current limiting protection to protect heating elements |
| Display Items | Temperature, program segment, segment time, remaining time, output power %, voltage, current |
| Temperature Program | Intelligent temperature controller, PID / APID / MPT self-tuning algorithm; 30 segments (custom 50 segments), ramp control, loop, pause, online program editing |
| Multi Recipes | 30 segments (custom 50 segments), multiple curves stored for quick selection |
| Communication | RS485 interface, max 1700m; PC remote control, curve edit & read, historical data log (1s~1h interval), long-term storage |
