Place of Origin:
China
Brand Name:
RPS-SONIC
Certification:
CE
Model Number:
RPS-WH-100
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Ultrasonic Photoresist Coating Spray Gun for Silicon Wafers Painting Equipment
What is the ultrasonic spray nozzle?
An ultrasonic glue spray coating machine is a specialized device designed to apply adhesive coatings using ultrasonic spray technology. This machine is particularly useful in various industrial applications where precision and efficiency are critical.
Key Features
Ultrasonic Technology: Uses ultrasonic vibrations to create a fine mist of adhesive, allowing for a uniform application without overspray.
Adjustable Droplet Size: The droplet size can be controlled, which is essential for different substrates and adhesive types.
High Efficiency: Reduces waste of adhesive material, leading to cost savings and efficient use of resources.
Versatile Applications: Suitable for bonding materials in industries such as automotive, electronics, textiles, and packaging.
Automated Process: Often integrated into automated production lines, enhancing speed and consistency in adhesive application.
Applications
Electronics: For applying adhesives in assembly processes, such as securing components on circuit boards.
Automotive: Used for bonding and sealing components in vehicle manufacturing.
Textiles: For applying adhesives in fabric lamination and bonding processes.
Packaging: Efficiently applies adhesives in carton sealing and package assembly.
Advantages
Reduced Material Waste: The precision of the ultrasonic spray minimizes excess adhesive usage. Improved Bonding Quality: Even coating enhances the quality of bonds between materials. Faster Production Rates: Automation and efficient spraying lead to quicker processing times.
If you need more details about specific models, manufacturers, or applications, let me know!
What is the parameter of the spray nozzle?
| Item | Wide type | Diffuse type | Bunching type | long nozzle | External fluid supply |
| Diameter of atomized particle | 15-40 | 15-41 | 15-42 | 15-20 | 15-20 |
| Spray width (um) | 40-120 | 40-80 | 2-20 | 1-3 | 0.5-2 |
| spray height (um) | 50-150 | 30-80 | 10-30 | 10-20 | 10-20 |
| Flow (ml/min) | 0.5-20 | 0.5-20 | 0.5-10 | 0.5-10 | 0.01-1 |
| Suitable viscossity (cps) | ＜30 | ＜30 | ＜30 | ＜15 | ＜15 |
| Particle size in liquid (um) | ＜20 | ＜15 | ＜10 | ＜8 | ＜8 |
| Diversion pressure (mpa) | ＜0.05 | ＜0.05 | ＜0.05 | / | / |
Do you have the spray nozzle pictures?
Advantages
Ultrasonic coating of silicon wafers using a painting equipment involves several steps and principles. Here’s an overview of the process:
1. Overview of Ultrasonic Coating
Ultrasonic coating utilizes high-frequency sound waves to atomize liquid photoresist into fine droplets. This technique ensures an even distribution of the coating material on the wafer surface.
2. Equipment Components
Ultrasonic Transducer: Converts electrical energy into ultrasonic waves, which create vibrations in the liquid.
Spray Nozzle: Designed to disperse the atomized photoresist onto the wafer.
Control System: Manages parameters like spray flow rate, frequency, and coating thickness.
3. Preparation Steps
Wafer Cleaning: Ensure silicon wafers are thoroughly cleaned to remove contaminants that could affect adhesion.
Photoresist Selection: Choose the appropriate type of photoresist based on the desired application and specifications.
4. Coating Process
Setup: Position the silicon wafer securely on the coating platform.
Loading Photoresist: Fill the spray gun with the selected photoresist material.
Ultrasonic Activation: Activate the ultrasonic transducer to generate high-frequency vibrations.
Spraying: The nozzle sprays the atomized photoresist onto the wafer. The ultrasonic waves help maintain a consistent droplet size for uniform coating.
Control Parameters: Adjust settings such as spray angle, distance from the wafer, and coating speed to achieve the desired thickness and uniformity.
5. Post-Coating Procedures
Drying: Allow the coated wafer to dry appropriately, either through natural evaporation or using a hot plate.
Baking: Perform soft baking to remove solvents and improve adhesion.
Inspection: Check the coated wafer for uniformity and defects.
6. Advantages of Ultrasonic Coating
Uniform Thickness: Ensures consistent coating across the entire wafer surface.
Reduced Material Waste: Efficient atomization minimizes excess photoresist usage.
Versatile Applications: Suitable for various photoresist materials and wafer sizes.
Conclusion
Ultrasonic coating is an effective method for applying photoresist to silicon wafers, enhancing precision and efficiency in semiconductor manufacturing and related fields.
How do ultrasonic spray nozzles compare to traditional spray nozzles in terms of efficiency?
Ultrasonic spray nozzles offer several advantages over traditional spray nozzles in terms of efficiency. Here are some key points of comparison:
Atomization Efficiency: Ultrasonic spray nozzles are highly efficient in atomizing liquids into fine droplets.
Reduced Overspray: Traditional spray nozzles often generate a significant amount of overspray, which refers to the loss of liquid that doesn't reach the intended target.
Coating Quality: Ultrasonic spray nozzles are particularly advantageous in applications where a high-quality coating is required.
Material Savings: Due to their efficient atomization and reduced overspray, ultrasonic spray nozzles can help save on material costs.
Versatility: Ultrasonic spray nozzles can handle a wide range of liquids, including water-based solutions, solvents, suspensions, and viscous fluids.
It's worth noting that traditional spray nozzles have their own advantages in certain scenarios, such as high-flow applications or situations where larger droplets are desired. The choice between ultrasonic spray nozzles and traditional spray nozzles depends on the specific requirements of the application and the desired outcome in terms of efficiency, coating quality, and material savings.
Can you provide examples of industries or applications where ultrasonic spray nozzles are commonly used?
Ultrasonic spraying system
The ultrasonic spraying equipment has self-cleaning, which can avoid pollution of the inner wall of the blood collection tube during the spraying process, and can also avoid the contamination of its own nozzle, and can be sprayed and used in cycles. The ultrasonic spraying system can program the number, distance, thickness and other parameters of spraying, so as to ensure the accuracy of the spraying effect. Ultrasonic spraying equipment can save raw materials, and the utilization rate of raw materials is as high as 85%. Industrial ultrasonic atomizers can be easily retrofitted into existing production lines for efficient spraying with consistent quality output.
As an industrially proven technology, ultrasonic spraying has been successfully applied to high-performance thin film coating lines in the manufacturing of precision electronics such as semiconductors, precision devices, nanotechnology applications, fuel cells and solar cells. During ultrasonic spraying, the size and distribution of droplets can be precisely controlled, resulting in particles with a high surface area.
Can you provide the working video of the spray nozzle?
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