Vacuum Value

Large Low Particle Transfer Valve for Vacuum Coating and Display Manufacturing

This heavy-duty large low-particle transfer valve is engineered for ultra-high vacuum and large-scale industrial applications, including display panel, photovoltaic, and coating production lines. Featuring a robust linear opening design, pneumatic dual-action drive, and customizable material/cooling options, it ensures minimal particle contamination, rapid operation, and long-term reliability in demanding vacuum environments.

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Product Details

This high-performance Large Low-Particle Transfer Valve is a heavy-duty vacuum isolation and transmission device specifically engineered for ultra-high vacuum (UHV), large-aperture requirements, and display/photovoltaic/large-scale coating systems. Utilizing a large-scale linear opening and closing structure, it is suitable for the full pressure range from 5×10⁻⁸ Pa to 1×10⁵ Pa. This valve enables rapid isolation and sealed partition of large chambers and complex vacuum systems, making it a cornerstone of industrial vacuum equipment.

Core Features & Advantages

Large Aperture & Low Particle Designed for massive chambers with ultra-low particle generation, ensuring a perfect match for high-cleanliness process environments.

Dual Installation Structures Supports both suspended and rail-mounted installation modes with integrated control for easy maintenance and system layout flexibility.

Pneumatic Double-Acting Drive Features short switching times to significantly reduce maintenance downtime and enhance production efficiency in automated lines.

Premium Material Customization The main body is available in Aluminum Alloy or Stainless Steel, offering high strength, corrosion resistance, and low outgassing.

Flexible Sealing Solutions Choose between rubber O-ring sealing or bellows shaft sealing to meet specific vacuum levels and process requirements.

Expandable Temperature Control Optional water-cooling and temperature control modules are available to manage heat in high-temperature processes, extending equipment life.

Technical Specifications

Opening Diameter	Main Material	Actuator Type	Example Model
DN1100×80	Aluminum Alloy (Optional)	Pneumatic Double-Acting	VAvat-P1113-61-DN1100X80
DN2560×50	Stainless Steel (Optional)	Pneumatic Double-Acting	VAvat-P1113-62-DN2560X50
Note: All specifications are customizable, including optional water-cooling and temperature control modules.

Primary Application Fields

Our high-performance vacuum valves are essential for several high-tech industries:

Display Panel Production: Ideal for isolating giant vacuum chambers in LCD and OLED production lines.
Photovoltaic (PV) Systems: Controls the isolation of large-scale vacuum process equipment for solar cells and modules.
Large-Scale Coating Systems: Manages vacuum pipelines in continuous production lines for optical coating and web coating.
Giant Vacuum Research: Used in space simulation chambers, large vacuum furnaces, and scientific research facilities.
Custom Vacuum Solutions: Supports non-standard large-size chambers and specialized high-end equipment.

Why Choose Our Transfer Valve?

The core advantage lies in the combination of Large Opening + Low Particle Generation + Rapid Switching + Stable Dynamic Balance. Unlike standard large-diameter valves, this series minimizes contamination and operates with extreme smoothness. It is the preferred choice for vacuum system solutions where safety, stability, and durability are paramount.

By choosing this valve, you ensure high-cleanliness environments, efficient maintenance cycles, and superior pressure resistance, even within the most complex vacuum architectures.

Frequently Asked Questions (FAQ)

1. What is the primary use of this valve?

It is designed for isolating giant vacuum chambers in display, PV, and large-scale coating systems.

2. What drive methods are available?

It utilizes a pneumatic double-acting drive for fast switching and seamless automation integration.

3. Can the materials be customized?

Yes, the body can be crafted from Aluminum Alloy or Stainless Steel depending on your budget and corrosion requirements.

4. Does it support high-temperature processes?

Yes, we offer optional water-cooling and temperature control modules for specialized thermal requirements.

As a leading provider of vacuum pump accessories, we ensure that every transfer valve meets the highest standards of reliability and performance.

Conclusion：The Large Low-Particle Transfer Valve is Suitable for large-scale display panel, photovoltaic, and industrial coating manufacturers. The core advantage is its large-opening low-particle design combined with rapid pneumatic operation and customizable temperature control modules.

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