Core Features
- Standard KF40/25 Interface: Universal double-spec KF flange design, compatible with mainstream vacuum pipelines, easy to assemble and strong connection stability.
- 304 Stainless Steel Body: High hardness, excellent corrosion and pressure resistance, adapted to harsh working environments of vacuum systems.
- FKM Gasket Sealing: Fluororubber gasket with high airtightness, oil and high temperature resistance, long-term stable sealing without aging.
- Ultra-Low Leak Rate: Up to 10⁻⁷Pa·L/s, effectively maintains the high vacuum degree of the system, no medium leakage risk.
- Precision Valve Core: Smooth opening and closing, low resistance, accurate control of vacuum pipeline on-off and flow adjustment.
Why Choose Our Vacuum Butterfly Valve?
- Dual KF40/25 interface options, one valve matching multiple pipeline specifications, high cost performance.
- 304 stainless steel + FKM gasket, double guarantee of structural durability and sealing performance.
- Strict vacuum leak rate testing before delivery, 100% qualified ex-factory, reliable for high vacuum environment.
- Standardized industrial design, perfect compatibility with glove box, vacuum experiment and industrial vacuum equipment.
- Factory direct sales, complete specifications, bulk purchase with favorable price and sufficient stock.
Wide Applications
- Glove box vacuum pipeline on-off control
- Laboratory high vacuum experiment equipment pipeline regulation
- Chemical/ pharmaceutical industry vacuum production line pipeline control
- Semiconductor/electronics high-precision vacuum system pipeline adjustment
- Various industrial vacuum pipeline on-off and flow control
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