Pneumatic High Vacuum Butterfly Valve 304 Stainless Steel GIQ Wafer Flanged

The GIQ series pneumatic high vacuum butterfly valve integrates an automated pneumatic actuator with a high-grade stainless steel body to achieve rapid, tight shut-off and efficient flow modulation in vacuum chambers and negative pressure pipeline systems.

Technical Specifications:

• Valve Type: High Vacuum Butterfly Valve

• Model Series: GIQ Series

• Actuation Type: Pneumatic (Double Acting or Spring Return)

• Body Material: 304 Stainless Steel (CF8)

• Disc Material: 304 Stainless Steel

• Sealing Element: High-Performance Viton / FKM O-ring

• Connection Interface: Wafer Flanged Connection

• Applicable Media: Clean Air, Inert Gases, Weak Corrosive Fluids

• Pressure Range: High Vacuum up to Atmospheric Positive Pressure

• Ultimate Vacuum Level: 10⁻⁵ Pa to 10⁵ Pa

• Vacuum Leakage Rate: Less than 1.3 × 10⁻⁴ Pa·L/s

• Fluid Temperature Range: Standard -20°C to +150°C

• Solenoid Valve Accessory: Configured with 24VDC or 220VAC Coil

• Limit Switch Box: Visual Position Indicator and Feedback Signals Included

• Air Supply Pressure: 0.4 to 0.6 MPa Required

• Air Source Interface: Standard G1/4" Threaded Connection

• Operation Stroke: Smooth 90-Degree Quarter-Turn Rotation

• Fail-Safe Mode: Option for Normally Closed or Normally Open Positions

• Surface Treatment: Smooth Mirror Polished Interior and Exterior Surfaces

• Service Life: Engineered for High-Frequency Industrial Duty Cycles

• Maintenance Advantage: In-line Replaceable Seals and Simple Structural Layout

• Application Industries: Semiconductor, Vacuum Coating, Bio-pharmaceutical, and Aerospace Testing