Box-Type Electric Furnace with Mechanical Stirring Fan

• Maximum Temperature: 1000°C
• Model Number: GWL-1000XL
• Furnace Chamber Dimensions: 800mm (Depth) × 500mm (Width) × 500mm (Height)
• Power Supply: 380V AC
• Rated Power: 24kW (approximately 15kW during constant temperature operation)
• Temperature Control Range: 80°C to 1200°C
• Control Panel: 7-inch color touchscreen with functions for temperature setting, recipe storage, historical data recording, report generation, and alarm monitoring
• Operating Temperature Range: 300°C to 1000°C
• Temperature Sensor: K-type thermocouple with measurement range of 0°C to 1320°C
• Heating Elements: High-temperature alloy resistance wires
• Heating Element Configuration: Evenly distributed on both side walls and bottom of furnace chamber
• Temperature Control Accuracy: ±1°C (achieved through integrated circuit control without overshooting)
• Temperature Uniformity: Within ±5°C (dependent on furnace chamber size)
• Hot Air Circulation System: Features top-mounted fan blades that rotate to ensure uniform temperature distribution throughout the chamber
• Fan Blades Material: 310S stainless steel suitable for 1000°C operation
• Fan Motor: Air-cooled design with variable speed control through frequency converter
• Heating Rate Adjustment: Fully adjustable from rapid heating at 15°C per minute to slow heating at 1°C per hour
• Furnace Body: Manufactured with CNC precision machining through multi-stage surface treatment including polishing, grinding, acid cleaning, phosphating, powder coating and high-temperature baking. Features dual-color aesthetic design with superior properties: oxidation resistant, acid/alkali resistant, corrosion proof, high-temperature resistant and easy to clean.
• Furnace Structure: Double-wall air-cooled design with optimized air flow system including guided cooling channels and complete air circulation for effective component cooling. Prevents oxidation of heating elements, maintains optimal working conditions and extends service life.
• Door Mechanism: 180° axial swing with 360° rotation capability. Features safety design to prevent arm burns and provide full chamber access. Equipped with bottom-mounted stainless spring latch that accommodates thermal expansion while maintaining perfect seal.
• Refractory Materials: Vacuum-formed alumina composite construction. Impact-resistant areas (furnace opening and chamber floor) use alumina hollow sphere boards. Delivers high temperature resistance, low heat storage, excellent thermal shock resistance and superior insulation.
• Insulation System: Triple-layer construction consisting of aluminum silicate fiberboard, alumina fiberboard and polycrystalline alumina fiberboard.
• Surface Temperature: Maintains safe external temperature below 45°C during continuous operation.
• Protection System: Integrated control module with dual-circuit protection. Comprehensive safeguards include over/under voltage protection, current limits, phase failure protection, soft-start, temperature limits, feedback control and anti-overshoot functions.
• Safety Feature: Main heating circuit disconnects automatically when the door opens at high temperatures.
• By integrating PID control with SCR technology, precise temperature control with comprehensive safety protection.
• 50-Segment Temperature Control Program Settings：1 curve = 50 segments；2 curves = 28 segments/curve; 3 curves = 15 segments/curve; 5 curves = 9 segments/curve.
• Housing coated in RAL 7035
• RS485 Communication Interface
• Lead Time：Standard sizes: within 7 days；Customized chamber: 7–15 days
• Warranty：1-year free warranty for the furnace； Bottom plate and heating elements not covered； Heating elements: free replacement within 3 months if damaged naturally.
• Accessories: A pair of crucible tongs and a pair of high-temperature gloves.
• CE & ISO9001, ISO45001, ISO14001

Additional Equipment

• Lift door：Pneumatic door opening, controlled by foot pedal, with hot surface facing away from the operator.
• Touchscreen: Multilingual menu, multiple temperature rise process curve storage, historical curve storage, and data reports (7 inches).
• Computer Control: Controls furnace start, pause, stop, stores historical curves, sets temperature rise curves, reads temperature rise curves, sets parameters, etc.
• Siemens PLC Control: Real-time data reading with open ports for data communication with upstream and downstream equipment.
• Manual or automatic gas supply system
• Observation Window: Designed on the furnace door with high-temperature-resistant quartz glass.
• Movable Casters: Two swivel casters and two fixed casters.
• Rapid Cooling: Achieved with a frequency inverter and centrifugal fan for programmable cooling control.
• Quick Discharge Rack: The material rack is made of high-temperature steel, with wear-resistant heavy-duty refractory bricks on the top, enabling rapid
• transfer of materials from the furnace to an external platform in high-temperature environments.
• Multi-Point Temperature Control: Independent temperature control on multiple sides for improved temperature uniformity.
• High temperature furnace chamber with multi-sided heating for very good temperature uniformity.
• Stirring Fan: Metal stirring fan, can be linked with PLC to automatically start at designated temperature segments.
• Independent Control Cabinet: Separate control cabinet with an extended control cable length (up to 5 meters).
• Heat Storage Furnace Bottom: The furnace bottom sinks 50mm with a hollow design, supported by multiple vertical columns, increasing Ceramic Load-Bearing Plate and ensuring uniform heat distribution at the bottom.
• Exhaust Gas Treatment: Adds VOC exhaust gas treatment furnace with a capacity of 40m³/H or 80m³/H.
• Corrosion-Resistant Furnace Lining: Furnace lining material resistant to acids, alkalis, and hydrofluoric acid corrosion.
• Heating Element Protection: Prevents contamination from powder and corrosion from volatile substances and scratch.
• Clean Furnace Lining: Furnace lining made of ceramics, high-temperature glass, and high-temperature metals to prevent dust and volatile substances.
• Over-temperature limiter with adjustable cutout temperature as temperature limiter to protect the furnace and load
• Customizable charging racks according to requirements, for loading the furnace in two levels.