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The Quick Exhaust Valve is a high-speed exhaust control device designed specifically for use with drive cylinders that require precise and rapid pressure release. Its primary function is to regulate the exhaust flow from pneumatic cylinders, enabling efficient and responsive operation during retraction or extension cycles. This valve ensures smooth cylinder movement by allowing controlled discharge of compressed air, which improves overall system performance and reduces energy waste.
The valve's main resin components are manufactured using PBT (polybutylene terephthalate), a standard engineering plastic well-suited for general environmental conditions. The primary metal parts are constructed from either brass or aluminum, with the brass version featuring an electroless nickel plating layer to enhance corrosion resistance and durability. These materials provide a robust structural foundation while maintaining compatibility with air-based systems.
The Quick Exhaust Valve features a needle valve design where the exhaust port incorporates a throttling function for precise flow control. It connects via multiple interface options including metric male threads (M3x0.5, M5x0.8), taper pipe male threads (R1/8, R1/4, R3/8, R1/2), metric female thread (M6x1), UNF thread (10-32UNF), and NPT threads (NPT1/8, NPT1/4, NPT3/8). This variety ensures compatibility with a wide range of pneumatic cylinder and system designs.
The valve operates within an air pressure range of 0.1 to 0.7 MPa, with a minimum opening pressure of 0.05 MPa. It is rated for operating temperatures between 5°C and 60°C, ensuring stable performance under normal ambient conditions without freezing risk. The seal materials are composed of NBR (nitrile rubber) for standard sealing applications and HNBR (hydrogenated nitrile rubber), which offers superior resistance to low-concentration ozone environments, making it suitable for more demanding atmospheric conditions.
Available in a range of sizes including φ3, φ4, φ6, φ8, φ10, and φ12 mm, with equivalent inch sizes of φ5/32, φ1/4, φ3/8, and φ1/2. These dimensions allow for precise matching to different cylinder bore sizes. The product is available in standard configurations without color variants or additional finishes beyond the specified materials.
The Quick Exhaust Valve can be directly integrated into pneumatic systems where high-speed cylinder operation is required. It is designed to work with cylinders that operate at high speeds, enabling effective control of exhaust flow through its needle valve mechanism. Installation is supported via standard threaded connections such as M3x0.5, M5x0.8, R1/8, R1/4, R3/8, R1/2, M6x1, 10-32UNF, and NPT1/8, NPT1/4, NPT3/8, making it compatible with a broad spectrum of industrial pneumatic setups.
| Specification | Details |
|---|---|
| Fluid medium | Air |
| Operating pressure range | 0.1 to 0.7MPa |
| Min. opening pressure | 0.05MPa |
| Operating temperature range | 5 to 60℃ (No freezing) |
| mm size (mm) | φ3, φ4, φ6, φ8, φ10, φ12 |
| inch size | φ5/32, φ1/4, φ3/8, φ1/2 |
| Metric male thread | M3x0.5, M5x0.8 |
| Taper pipe male thread | R1/8, R1/4, R3/8, R1/2 |
| Metric female thread | M6x1 |
| UNF Thread | 10-32UNF |
| NPT Thread | NPT1/8, NPT1/4, NPT3/8 |
| Main resin material | PBT |
| Main metal material | Brass with electroless nickel plating |
| Available options / configurations | A φ3 mm tube O.D. option is available for the Mini type, helping reduce air consumption |
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