The 50kg SiC Raw Material Synthesis Furnace is a specialized high-temperature furnace designed for producing high-purity silicon carbide (SiC) raw materials. As a critical semiconductor and ceramic material, SiC is widely applied in power electronics, high-temperature devices, wear-resistant materials, and optical components.
This furnace converts silicon (Si) and carbon (C) feedstocks into SiC through a controlled high-temperature chemical reaction, making it an essential piece of equipment in the silicon carbide production chain. Its design ensures high purity, stable operation, and consistent performance, allowing manufacturers to meet the stringent requirements of advanced semiconductor and high-performance ceramic applications.
Key Advantages
- High-Temperature Capacity: Provides furnace temperatures up to 2400°C, suitable for efficient SiC synthesis.
- High Purity Output: Utilizes high-purity feedstocks and inert atmosphere control to produce ultra-pure SiC.
- Stable Performance: Robust structure ensures reliable operation for long-term, continuous production.
- Low Contamination: Inert atmosphere and clean materials minimize impurity incorporation.
- Large Loading Capacity: Supports up to 50kg of raw material, improving productivity and compatibility with multiple crystal furnaces.
- Precision Control: Advanced temperature and pressure regulation, with optional dual temperature measurement and infrared monitoring for process optimization.
- Flexible Configuration: Modular design allows side-by-side installation to save space and optimize plant utilization.
Technical Specifications
| Feature | Specification |
|---|---|
| Dimensions (L×W×H) | 4000×3400×4300 mm (customizable) |
| Furnace Chamber Diameter | 1100 mm |
| Loading Capacity | 50 kg |
| Ultimate Vacuum | 10⁻² Pa (2 hours after molecular pump startup) |
| Chamber Pressure Rise Rate | ≤10 Pa/h (post-calcination) |
| Lower Furnace Cover Stroke | 1500 mm |
| Heating Method | Induction heating |
| Maximum Temperature | 2400°C |
| Heating Power Supply | 2×40 kW |
| Temperature Measurement | Dual-color infrared thermometer |
| Temperature Range | 900–3000°C |
| Temperature Control Accuracy | ±1°C |
| Pressure Control Range | 1–700 mbar |
| Pressure Control Accuracy | 1–5 mbar (depending on range) |
| Loading Method | Lower loading; optional unloading forklift and dual temperature points |
Design Advantages
- High-capacity loading allows a single furnace to supply multiple long-crystal furnaces, improving production efficiency.
- Dual power supply with identical frequency ensures precise axial temperature gradient control.
- Top and bottom infrared temperature measurement facilitates real-time temperature monitoring and process debugging.
- High vacuum, pressure, and temperature control precision ensure the synthesis of ultra-pure SiC raw materials.
- Safe and reliable loading/unloading system, optionally equipped with an unloading forklift.
- High-precision butterfly valves and mass flow controllers maintain a stable process atmosphere.
- Modular design enables side-by-side arrangement, optimizing floor space and plant utilization.
Applications and Benefits
The SiC Raw Material Synthesis Furnace efficiently produces high-purity silicon carbide, achieving purities of 99.999% or higher. The synthesized SiC raw material is ideal for:
- Single-Crystal Growth: Producing high-quality SiC crystals for power devices such as MOSFETs and diodes.
- Power Electronics: Enabling devices with high voltage, low loss, and high-frequency performance.
- Automotive and Renewable Energy: Enhancing electric vehicles, solar inverters, and other high-performance applications.
- Advanced Ceramics and Optical Devices: Expanding SiC applications beyond semiconductors into industrial ceramics and optical components.
ZMSH Services
ZMSH provides complete process support from furnace design and manufacture to after-sales service. This includes equipment customization, process optimization, and technical training. With advanced technology and extensive industry experience, ZMSH ensures high-efficiency, stable operation with low energy consumption and offers rapid, round-the-clock technical support to help customers achieve large-scale production of high-purity silicon carbide raw materials.
Frequently Asked Questions (FAQ)
Q1: What is the purpose of a SiC raw material synthesis furnace?
A: It is used to produce high-purity silicon carbide (SiC) raw materials via high-temperature chemical reactions, essential for semiconductors, ceramics, and optical components.
Q2: Why is a SiC synthesis furnace important for semiconductor production?
A: It enables the production of ultra-pure SiC, which is crucial for growing high-quality SiC crystals used in power electronics and high-frequency devices.
Q3: What is the maximum loading capacity of the furnace?
A: The standard loading capacity is 50 kg, allowing for large-scale production and feeding multiple crystal furnaces.
Q4: What are the furnace’s temperature and pressure control precisions?
A: Temperature control accuracy is ±1°C. Pressure control accuracy ranges from ±0.1 mbar to ±0.5 mbar depending on the pressure range, ensuring stable high-purity SiC synthesis.
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