BAOSI GDQ Series GDQ-J40(B)MS Pneumatic High Vacuum Baffle Valve DN40 Pneumatic KF40 Aluminum Alloy (Magnetic Switch)

BAOSI GDQ Series GDQ-J40(B)磁开 Pneumatic High Vacuum Baffle Valve – DN40

The BAOSI GDQ GDQ-J40(B)磁开 is a DN40 pneumatic high vacuum baffle valve designed for isolating vacuum pipelines in high and medium vacuum systems. Featuring Pneumatic actuator (0.4-0.7 MPa) and KF40 connection, this valve is manufactured to ISO9001 standards for reliable long-term performance.

Key Features

• Pneumatic Operation: Pneumatic actuator (0.4-0.7 MPa) for precise valve control
• DN40 Nominal Diameter: KF40 standard connection compatible with common vacuum components
• Aluminum Alloy Body: Anodized aluminum alloy surface treatment for corrosion resistance and lightweight design
• Bellows Sealed Stem: AM350 welded bellows dynamic seal for leak-free operation and extended service life (up to 1,000,000 cycles)
• Low Leak Rate: ≤1.3*10⁻⁷ Pa·L/s helium leak rate
• Wide Pressure Range: 1*10⁻⁶ Pa to 5*10⁵ Pa operating pressure
• Dust-Proof Design: Suitable for applications with minor dust exposure
• Modular Construction: Standardized design for easy maintenance and part replacement

Typical Applications

• Semiconductor manufacturing vacuum systems
• Photovoltaic and solar panel production
• Vacuum coating and thin-film deposition
• Research laboratory vacuum manifolds
• Pharmaceutical and chemical processing
• Electronic vacuum device manufacturing

Technical Specifications

• Pressure Range: 1*10⁻⁶ Pa to 5*10⁵ Pa
• Leak Rate: ≤1.3*10⁻⁷ Pa·L/s
• Body Bake Temperature: ≤120°C
• Ambient Temperature: 5~40°C
• Mounting Position: Any orientation

Why Choose BAOSI

Manufactured by Ningbo BAOSI Energy Equipment Co., Ltd., an ISO9001/ISO14001/ISO45001 certified enterprise with over 15 years of vacuum technology expertise. Every valve undergoes rigorous helium leak testing before shipment. One-year warranty with comprehensive after-sales support.