Features
    

· Tube size: 80mm OD

· Stainless steel flange with double high-temperature silicon O-rings.

· Seal tube by tightening screws on the flange with no welding and glue needed.

· Clamp allows quick access to content inside the furnace.

· High-temperature silicon O-ring and centering ring at flange cap.

· 1/4" in diameter vacuum sealing assembly connects with rubber hose.

· Ideal for any type of tubing: ceramic, glass, quartz and steel pipe.

    Vacuum Level

· 10E-2 torr by a mechanical pump

· 10E-5 torr by a small turbopump

· 10-6 torr by hi-speed turbopump

    Optional Parts

· For CVD application, please choose our Anti-corrosive Vacuum Gauge. 

· We provide various Fitting Ends for separate purchase.

    Warning

· A refractory tube block is required in front of the flange to avoid silicone O-ring melting. 
Please consider purchasing our ceramic tube block

· This product is heavy, flange support is required to avoid damage on the furnace tube.

· Please do not over tighten the three hex screws on the flanges to avoid overpressure incidents. The recommended torque is 35~40 inch-lbs.

· For liability considerations, we do not recommend or endorse the use of any toxic, flammable or corrosive gases with our flange assemblies. Please contact us with any concerns.