1100°C top-opening sealed atmosphere box furnace, 3-zone temperature control with imported Kanthal heating wire, equipped with water-cooled 310S hot air stirring. Electric lifting & pneumatic locking structure, 10-inch touchscreen with 30-segment program, matched with 2P chiller for atmosphere sintering and annealing.
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| Item | Parameter |
|---|---|
| Hot Zone Size | Depth × Width × Height: 1000×1000×800 mm |
| Power Supply AC | 380V |
| Rated Power | 65 KW |
| Temperature Control Range | 80～1100℃ |
| Thermocouple | Type K, measuring range 0～1320℃ |
| Control Points | 3 points (left-right, front-rear, bottom) |
| Heating Element Position | Evenly arranged around chamber and bottom |
| Heating Element | Imported Kanthal resistance wire |
| Temperature Control Accuracy | ±1℃ (integrated circuit control, no overshoot) |
| Temperature Uniformity | ±5℃ (depends on chamber size) |
| Hot Air Stirring | Top-mounted fan blade for air circulation to improve temperature uniformity |
| Stirring Blade Material | 310S stainless steel |
| Stirring Motor & Speed Control | Water-cooled motor, stepless speed regulation via frequency converter with independent switch |
| Chiller | 2P water chiller |
| Heating Rate | Adjustable, Max 15℃/min, Min 1℃/h |
| Furnace Body Structure | Sealed with high-temperature fiber packing; CNC machined & water-cooled seal area at door and top; vacuum electrode for sealing; polished, pickled, phosphated and powder-coated; anti-oxidation, acid & alkali resistant, corrosion-resistant, high-temperature resistant, easy to clean |
| Door Operation | Electric lifting, pneumatic clamping; handle controls opening & closing height, fully sealed |
| Refractory Lining | Vacuum-formed high-purity lightweight alumina; hollow sphere alumina plate for furnace mouth & bottom; low heat storage, thermal shock resistant, good insulation |
| Insulation Material | 3-layer structure: aluminum silicate fiber board + alumina fiber board + polycrystalline alumina fiber board, higher energy efficiency than old-style furnaces |
| Shell Surface Temp | Shell temperature ＜ Ambient +20℃ during continuous operation |
| Protection Functions | Dual-loop control & protection; protection against overshoot, undershoot, thermocouple break, phase loss, overpressure, overcurrent, overtemperature, current feedback, soft start, etc. |
| Control Mode | Closed-loop SCR phase-shift trigger; constant voltage / constant current / constant power adjustable, load current limiting protection |
| Display Parameters | Temperature, segment No., segment time, remaining time, output power %, voltage, current |
| Touch Screen | 10-inch; temperature curve programming; audible & visual alarm when program finished |
| Temperature Controller | Intelligent controller with PID / APID / MPT auto-tuning; 30-segment program; adjustable ramp rate, loop jump, pause, online editing |
| Multi-Curve Storage | Multiple curves for selection: 1 curve ×30seg, 2 curves ×14seg, 3 curves ×9seg, 5 curves ×5seg |
| Exhaust Port | DN30 on top with regulating valve |
| Gas Inlet Ports | 8 ports distributed on left & right; 2 flowmeters per manifold, on/off controlled by PLC |
| Furnace Base Plate | 310S high-temperature plate to protect refractory lining |
| Accessories | 1 crucible tong, 1 pair of high-temperature gloves |
| Warranty | 1-year free warranty for whole machine; heating element excluded, free replacement for natural failure within 3 months |
