The SiC Coating Machine is a high-precision, fully automated deposition system engineered for uniform adhesive coating across wafers, SiC seeds, graphite paper, and graphite plates. Designed to meet the stringent requirements of semiconductor and advanced materials processing, this system integrates ultrasonic spray technology, laser alignment, and intelligent fluid control to achieve exceptional coating consistency and process stability.
In advanced manufacturing environments—particularly in SiC crystal growth and wafer bonding—coating uniformity directly impacts product yield, bonding integrity, and downstream process reliability. This system addresses those challenges by ensuring controlled film thickness, minimal material waste, and repeatable performance across batches.
With its modular architecture and programmable control system, the SiC Coating Machine is suitable for pilot-scale development, process validation, and medium-to-large batch production, making it a versatile solution for both R&D and industrial applications.
Core Technical Advantages
Ultra-Uniform Coating Performance
The system supports coating thicknesses ranging from 20 nanometers to tens of micrometers, with uniformity exceeding 95% across the substrate surface. This level of precision eliminates common issues such as edge buildup, uneven distribution, and localized thinning, which are critical concerns in wafer bonding and high-temperature applications.
Advanced Handling of Particle-Based Adhesives
Unlike conventional coating systems, this machine is specifically designed to process adhesives containing solid particles or functional fillers. The integrated constant-flow liquid delivery system combined with real-time dispersion technology ensures that particles remain evenly distributed throughout the coating process, preventing sedimentation and nozzle blockage.
Precision Motion and Process Control
The system features a fully programmable XYZ coordinated motion platform, enabling precise control of coating paths, speed, and deposition patterns. Multi-nozzle configurations allow for parallel processing, significantly improving throughput while maintaining consistent coating quality.
Optimized for Downstream Thermal Processes
The coating produced by this system provides a stable and uniform interface for subsequent processes such as:
- Vacuum degassing
- High-temperature sintering
- Spray pyrolysis thin-film formation
By ensuring coating integrity at the pre-treatment stage, the system contributes to improved bonding strength, thermal stability, and overall device performance.
Intelligent Maintenance and Reliability
To support long-term industrial operation, the system is equipped with:
- Auto-cleaning ultrasonic nozzles
- Waste liquid recycling system
- Integrated exhaust and filtration design
These features reduce maintenance frequency, minimize downtime, and ensure a clean and stable operating environment.
Technical Specifications
| Parameter | Specification |
|---|---|
| Machine Dimensions | 920 × 1060 × 1620 mm |
| Effective Coating Area | 500 × 500 mm (customizable) |
| Power Supply | 120V / 220V ±10%, 50–60Hz |
| Nozzle Type | Ultrasonic, multiple configurations available |
| Coating Thickness | 20 nm – tens of µm |
| Liquid Flow Rate | 0.006 – 3 ml/s |
| Positioning System | Laser alignment |
| Motion Control | XYZ programmable axes |
| Liquid Delivery | Constant-flow with online dispersion |
| Waste Management | Auto-cleaning, recycling, exhaust system |
| Heating Option | Vacuum adsorption heating plate |
| High-Temperature Option | Up to 750°C hot plate |
Typical Applications
Semiconductor and SiC Crystal Growth
- Wafer bonding preparation
- SiC seed adhesion
- Interface layer coating before sintering
Functional and Protective Coatings
- Silicon carbide (SiC) coatings
- Flux and slurry coatings
- Photoresist and thin-film deposition
Energy Storage and Flexible Materials
- Battery separator coating
- Flexible substrate processing with vacuum-assisted heating
Glass and Photovoltaic Materials
- Uniform coating between graphite components
- Thin-film deposition for solar and optical applications
Why Choose ZMSH
ZMSH specializes in the development of precision semiconductor equipment and advanced material processing solutions, with a strong focus on semiconductor and high-temperature applications. Each system is engineered to deliver high repeatability, process stability, and long-term operational reliability.
Key advantages include:
- Proven experience in industrial coating applications
- Customizable system configurations
- Dedicated technical support for process optimization
FAQ – Frequently Asked Questions
Can the system handle adhesives with solid particles?
Yes. The machine uses a constant-flow delivery system with integrated dispersion, ensuring uniform coating without clogging or particle settling.
How accurate is the coating thickness control?
The system provides highly precise control within a range of 20 nm to tens of micrometers, ensuring excellent repeatability across batches.
What types of substrates are supported?
It supports a wide range of materials, including wafers, SiC seeds, graphite paper, graphite plates, and flexible substrates.
Is it suitable for batch production?
Yes. The programmable XYZ system and multi-nozzle capability make it ideal for pilot-scale and medium-volume production environments.
How is coating uniformity ensured?
Uniformity is achieved through the combination of:
- Ultrasonic spray technology
- Laser alignment positioning
- Constant-flow liquid control
- Multi-nozzle synchronization
Reviews
There are no reviews yet.