Product Overview
The VAT 0750X-UA24-ASR1/0728 is a high-precision vacuum isolation valve manufactured by VAT Group, a global leader in vacuum valve technology. This pneumatically actuated valve is engineered for reliable isolation and control of vacuum lines in demanding process environments. Featuring a robust body construction and a precision-machined sealing mechanism, the 0750X series ensures leak-tight performance and minimal particle generation, making it ideal for semiconductor, coating, and industrial vacuum systems. The UA24 actuator provides fast, repeatable cycling with a compact footprint, while the ASR1 configuration denotes a specific flange and sealing interface designed for direct integration into standard vacuum pipelines.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Vacuum Isolation Valve (Process & Pneumatic Valve) |
| Model Designation | VAT 0750X-UA24-ASR1/0728 |
| Operating Pressure | Vacuum service (typically 1×10⁻⁸ mbar to 2 bar absolute) |
| Mounting & Connection | Standard ISO-K / CF flange interface (ASR1 configuration) |
| Actuation | Pneumatic (UA24 actuator), double-acting or spring-return |
| Body Material | Stainless steel (AISI 304/316 equivalent) |
| Seal Material | Viton / PTFE / Kalrez (application-dependent) |
| Leak Rate | < 1×10⁻⁹ mbar·l/s (helium) |
| Temperature Range | -20°C to +200°C (depending on seal) |
Engineering Features & Advantages
- Precision Performance: Optimized flow path and low dead volume ensure rapid pump-down and minimal conductance loss, critical for high-vacuum processes.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with a robust pneumatic actuator rated for millions of cycles.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, including the ASR1 flange pattern for drop-in installation.
- Leak-Tight Sealing: Metal-to-metal or elastomer seal options provide helium leak rates below 1×10⁻⁹ mbar·l/s, ensuring process integrity.
- Fast Actuation: UA24 pneumatic actuator delivers quick open/close times, reducing cycle times in automated vacuum systems.
Typical Industrial Applications
This vacuum valve is widely used in semiconductor manufacturing equipment (PVD, CVD,
PRODUCT IMAGES



VAT 0750X-UA24-ASR1/0728 Vacuum Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
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- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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