SiC Growth Furnace (PVT Method) for 6–12 Inch Silicon Carbide Crystal Production

The SiC growth furnace (PVT method) is a high-performance system designed for the production of 6-inch, 8-inch, and 12-inch silicon carbide (SiC) single crystals.

Using advanced induction heating technology, the furnace delivers fast heating, precise temperature control, and low energy consumption, making it an ideal solution for industrial-scale SiC crystal growth.

It is widely used in the manufacturing of SiC substrates for power electronics, RF devices, and next-generation semiconductor applications.

Key Features

• Induction Heating System
  Direct electromagnetic heating of graphite crucible ensures high efficiency and rapid thermal response

• Ultra-Precise Temperature Control
  Accuracy up to ±1°C, ensuring stable crystal growth conditions

• Low Energy Consumption
  Optimized thermal design significantly reduces operational cost

• High Stability & Low Contamination
  Non-contact heating + inert gas environment minimizes impurities

• Scalable for Large Diameter Crystals
  Supports 6″, 8″, and 12″ SiC crystal growth

Technical Specifications

Design Advantages

• Compatible with semi-insulating and conductive SiC crystal growth

• Crucible rotation system improves temperature uniformity

• Adjustable induction coil lifting reduces thermal disturbance

• Double-layer water-cooled quartz chamber extends equipment lifespan

• Real-time dual-point temperature monitoring

• Multiple control modes: constant power / current / temperature

• One-click intelligent start for automated operation

• Compact structure for efficient factory layout

• High-precision pressure control (up to ±1 Pa)

Performance & Applications

The furnace enables the growth of high-purity (≥99.999%) and low-defect SiC single crystals, which are critical for:

• SiC MOSFETs

• Schottky diodes

• RF devices

• Electric vehicles (EV power modules)

• Solar inverters

• 5G communication systems

With stable thermal control and optimized growth conditions, the system ensures high yield, consistency, and scalability for industrial production.

Our Capabilities (ZMSH)

1. Equipment Manufacturing

• Custom SiC growth furnace design

• Support for different crystal sizes and process requirements

2. Process Optimization

• PVT growth parameter tuning

• Yield and defect density improvement

3. Installation & Training

• On-site commissioning

• Operation & maintenance training

4. After-Sales Support

• 24/7 technical assistance

• Fast response engineering support

FAQ

Q1: What is the PVT method in SiC crystal growth?
A: Physical Vapor Transport (PVT) is a process where SiC powder is sublimated at high temperature and recrystallized on a seed crystal to form bulk single crystals.

Q2: Why choose induction heating for SiC growth?
A: Induction heating provides fast response, high efficiency, and precise control, which are essential for stable growth of low-defect SiC crystals.