High Vacuum Gate Valve for Semiconductor and Harsh Environments

This high-performance High Vacuum Gate Valve is a heavy-duty vacuum isolation device specifically engineered for semiconductor processes, harsh operating conditions, and high-cleanliness contamination isolation scenarios. Utilizing a precision gate lifting and push-pull structure, it is suitable for the full range from high vacuum to atmospheric pressure (5×10⁻⁸ Pa to 1×10⁵ Pa). Under demanding usage conditions, it achieves particle-free, high-sealing isolation and effectively cuts off contamination processes.

Core Features

• Flexible Dual Drive: Supports pneumatic double-acting or manual drive modes to adapt to both automated control and manual operation requirements in harsh conditions, ensuring a long service life.
• High Corrosion Resistance: Constructed from premium Stainless Steel 304 and 316L, providing excellent resistance to corrosive gases and extreme process environments.
• Universal Flange Compatibility: Covers a full range of standard flanges including ISO-F, CF-F, ASA, and JIS B, making it compatible with various vacuum systems for easy installation.
• Dual Sealing Technology: Offers optional Viton O-ring sealing or Bellows sealing to meet stringent high vacuum and contamination isolation requirements.
• Mechanical Locking Mechanism: Features a mechanical lock at the closed position to prevent valve failure, ensuring system safety even during unstable long-term operation.
• Versatile Installation: Can be installed at any angle with excellent airtightness, saving space in compact and complex vacuum equipment layouts.

Product Specifications

Application Fields

Our high vacuum gate valves are essential components in several critical industries:

• Semiconductor Process Systems: Ideal for chip manufacturing where particle-free environments and superior sealing are mandatory to protect the system from contamination.
• Harsh Environment Vacuum Systems: Suitable for vacuum equipment operating in high humidity, dusty, or corrosive gas environments.
• Contamination Process Isolation: Used as an isolation valve to maintain performance under polluted conditions, protecting downstream equipment from damage.
• Long-term Stable Operations: Perfect for vacuum coating and semiconductor precursor delivery systems that require uninterrupted, stable operation over long periods.

Why Choose Our High Vacuum Gate Valve?

This valve is the "Harsh Environment Guardian" for your high vacuum setup. Unlike standard valves, its robust structure and friction-free operation prevent the generation of particles at the seal, which is critical for semiconductor integrity. It offers a low cost of ownership through high-sensitivity mechanical sensors and easy maintenance procedures.

Whether you are dealing with unstable power conditions or corrosive precursors, the mechanical locking and high-grade stainless steel construction ensure that your vacuum isolation solutions remain reliable and safe.

Frequently Asked Questions (FAQ)

1. What is the primary use of this valve?

It is primarily used for high vacuum system isolation and contamination process protection in harsh conditions, specifically for semiconductor and high-purity industrial applications.

2. What drive options are available?

We offer pneumatic double-acting (standard control), pneumatic with solenoid valves (for emergency interlocking), and manual drive modes to suit different automation needs.

3. Is the valve truly particle-free?

Yes. The design ensures no friction at the valve plate seal during operation, preventing particle generation and making it ideal for ultra-high vacuum (UHV) environments.

4. Can it handle corrosive environments?

Absolutely. By using Stainless Steel 304 or 316L and specialized sealing materials, the valve is designed to withstand corrosive gases and moisture without degrading.