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- gwdlthermo@gwdl.com
The 1200℃ vacuum atmosphere well-type furnace features uniform temperature field with an error of ±1℃, adjustable heating rate of 1-40℃/min, and is heated by silicon carbide rods. The double-layer air-cooled furnace shell has a temperature ≤45℃. It is equipped with interfaces such as RS485, comes with multiple spare parts, and is applicable to laboratories of colleges and universities, research institutes as well as industrial and mining enterprises.
It is a specialized equipment developed specifically for laboratories of colleges and universities, research institutes, as well as industrial and mining enterprises. It is designed for sintering, melting, analysis and production of ceramics, metallurgy, electronics, glass, chemicals, machinery, refractory materials, new material development, special materials, building materials, metals, non-metals and other chemical compounds.
| Temperature | 1200℃ |
| Voltage (AC) | 220V/380V |
| Maximum Operating Temperature | 1250℃ |
| Long-term Operating Temperature | 1200℃ |
| Temperature Control Precision | ±1℃ |
| Temperature Uniformity in Furnace | ±1℃ (depending on the size of the heating chamber; multi-point temperature control can be adopted for higher requirements) |
| Temperature Measuring Element and Range | Nickel-chromium-nickel-silicon (Type K), measuring range 0-1350℃ |
| Number of Programming Curve Segments | 1 group with 50 segments, 2 groups with 22 segments, 3 groups with 8 segments |
| Heating Rate | Adjustable from 1℃/h to 40℃/min |
| Heating Elements | Silicon carbide rods |
| Installation Position and Method of Heating Elements | Vertically installed on both sides of the furnace chamber |
| Refractory Materials | High-purity alumina fiberboard |
| Cooling Structure | Double-layer furnace shell, air-cooled |
| Furnace Body Temperature | ≤45℃ |
| Computer Interfaces | RS485, RS232, USB |
| Warranty Scope and Period | The electric furnace comes with a 1-year free warranty; heating elements are not covered (free replacement for natural damage within three months) |
| Random Spare Parts | 2 heating elements, 2 sets of rod tools, 1 instruction manual, 1 certificate of conformity, 1 furnace door insulating brick, 1 crucible tong, 1 pair of high-temperature gloves |
Furnace Chamber Size (Depth × Width × Height, mm) | Voltage (AC V) | Maximum Power (KW, depending on heating rate) | Furnace Body Size (Depth × Width × Height, mm) |
200×150×150 | 380/220 | 5 | 650×750×1450 |
240×130×130 | 380/220 | 5 | 650×750×1450 |
300×200×200 | 380 | 10 | 700×800×1500 |
400×200×200 | 380 | 12 | 700×900×1500 |
500×300×200 | 380 | 15 | 900×1000×1550 |
500×300×300 | 380 | 18 | 900×1000×1650 |
600×400×400 | 380 | 24 | 1050×1100×1800 |
800×500×500 | 380 | 35 | 1300×1300×1900 |
| Name | Function Introduction | Remarks | Function Code |
| Temperature controller | Standard 50-segment heating curve; optional premium instrument (B) | Either | AB |
| Touch screen | Chinese menu, storage of multiple heating process curves, historical curves and data reports (7-inch) | One out of four | C |
| IoT interface | Electric furnace RS485 communication interface to read/write real-time data such as start, pause, stop, heating curve, allowable time, etc. | D | |
| Computer control software and hardware | Computer-controlled start, pause, stop, heating curve setting/reading, parameter adjustment, etc. High reliability with display of measured value, set value, output value, segment time, segment number, heating curve, power percentage curve. Heating curves can be stored, modified, and historical data can be saved long-term with selectable intervals (1s-1h). | E | |
| PLC | Siemens PLC control (reads/writes start, pause, stop, heating curve, time, temperature curve, atmosphere, flow, switch quantity, power supply, power); open ports for data serial/parallel connection with upstream and downstream equipment | F | |
| Viewport | Viewport on furnace door with high-temperature resistant quartz glass | H | |
| Air inlet | Float flowmeter + manual valve; optional number, range, and gas medium of flowmeters | Either | K |
| Digital mass flowmeter; optional number, range, and gas medium of flowmeters | M | ||
| Exhaust port | Exhaust port, manual opening; DN30 | Either | T |
| Electric opening, automatically opens/closes at segment N according to heating curve | P | ||
| Fully automatic intake and exhaust | Electric exhaust and intake ports can be linked to heating curve segments for automatic opening/closing at any temperature segment; PLC-controlled (requires touch screen function) | Y | |
| Moving caster | Two universal wheels, two directional wheels | R | |
| Rapid cooling | Frequency converter + centrifugal fan for program-controlled cooling | N | |
| Swing-up door | Electric top-opening door + foot control panel | S | |
| Quick discharge rack | Rack (platform) made of high-temperature steel with wear-resistant heavy refractory bricks on top; cooperates with function S to quickly pull out high-temperature materials to the rack outside the furnace door after door opens | I | |
| Multipoint temperature control | Multi-sided independent temperature control for higher temperature field uniformity | X | |
| Stirring fan | Metal stirring fan (within 1050℃) - 4000; frequency converter - 1500-2000; PLC automatic start/customization with temperature segments - 4000 | Z | |
| Separate control cabinet | Control separated from furnace body; additional separate control cabinet (1600x600x400) and extended control cable (within 5m) | Q | |
| Regenerative hearth | Furnace bottom sunk 50mm hollow, multi-point support with additional burning plate; cost increased by 5% | W | |
| Tail gas treatment | Additional VOC tail gas treatment furnace 40m³/H; 80m³/h | V | |
| Corrosion-proof furnace | Furnace material resistant to acid, alkali, and hydrofluoric acid corrosion | G | |
| Heating element protection | Heating element with protection against powder pollution and volatile corrosion | L | |
| Clean furnace | Furnace interior protected with ceramics, high-temperature glass, high-temperature metal, etc. to prevent dust and volatiles | J | |
