📦 Basic Information
| Model NO. | GWDL-LKQGA |
| Type | Electric Holding Furnace |
| Fuel | Electric |
| Temperature Range | Rt-1200c (Long-Term ≤1200c) |
| Temperature Accuracy | ±1 C |
| Vacuum System | 2L/S Pump with Double-Seal Flanges |
| Heating Method | Horizontal Surround Heating |
| Furnace Lining | Vacuum-Formed High-Purity Alumina |
| Safety Features | Auto Disconnect When Door Opens at High Temp |
💡 Product Description
Three-Zone Vertical Tube Furnace with Integrated Atmosphere Control System
This advanced three-zone vertical tube furnace features independent temperature zones and a built-in gas control cabinet, ideal for gradient heating, atmosphere-sensitive processes, and complex material research. Precise thermal zoning and programmable control ensure uniformity and repeatability across each zone.
⚙️ Technical Specifications
| Max Temp |
Operating Temp |
Heating Element |
Thermocouple |
Tube Material |
| 1200℃ | 1150℃ | Alloy resistance wire / SiC | K type | SS/Quartz/Alumina |
| 1400℃ | 1350℃ | SiC | S type | High purity alumina |
| 1600℃ | 1550℃ | MoSi2 | B type | High purity alumina |
| 1800℃ | 1750℃ | MoSi2 | B type | High purity alumina |
🛡️ Safety Systems:
- Overpressure Protection: Electromagnetic exhaust valve triggered by pressure sensor
- Gas Leakage Alarm: Auto shut-off and exhaust in case of hazardous gas detection
- Double-layer air-cooled housing design to prevent heating element oxidation
🏢 Enterprise Overview
As an innovative leader in high-temperature technology, we design and manufacture precision electric furnaces for industrial and research applications, with an unparalleled temperature range from -100°C to 2600°C. Our products serve worldwide companies, laboratories, and leading universities across Europe, North America, and Asia.
📜 Quality & Certifications
Certified under ISO9001, ISO14001, and ISO45001 international management systems. We hold CE and SC certifications, with 29 patents and 27 software copyrights. Annual investment of 15% in R&D ensures product excellence.
🛠️ Workshop & Production
🔧 Technical Support & Training
Free Training Services Highlights:
- Installation & Wiring: Hands-on guidance for operational standards and program settings.
- Routine Maintenance: Best practices for repairing and replacing key components.
- Efficiency Boost: Technical training to reduce downtime and enhance productivity.
❓ Frequently Asked Questions
Q1: What is the maximum temperature range of your tube furnaces?
A1: Our standard tube furnaces range from 1200°C to 1800°C depending on the heating elements (Resistance wire, SiC, or MoSi2). We also offer customized solutions up to 2600°C.
Q2: How accurate is the temperature control?
A2: The system uses intelligent PID control with auto-tuning, providing a temperature accuracy of ±1°C and 50 programmable segments.
Q3: Does the furnace support vacuum and gas atmosphere?
A3: Yes, it features a 2L/S vacuum pump with double-seal flanges reaching -0.1Mpa. It supports various gases like O2, N2, Ar, and H2 with independent flow regulation.
Q4: What are the safety protection features?
A4: It includes overpressure protection with an automatic electromagnetic exhaust valve, gas leak detection alarms, and automatic power disconnect when the door is opened at high temperatures.
Q5: What kind of warranty do you provide?
A5: We provide a 1-year warranty for the furnace body and a 2-year warranty for the temperature controller, thermocouple, and transformer.
Q6: Do you offer training for international customers?
A6: Yes, we provide comprehensive training services covering installation, program settings, and maintenance to ensure efficient operation and minimal downtime.