Stainless Steel Vacuum Sealing Flange With Mechanical Gauge And Valve For Tube Furnaces

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Product Overview

The Pair of vacuum sealing flange kits for vacuum tube furnaces is to tighten both ends of their tubes without any welding or gluing. Silicon vacuum O-shape sealing gasket included. The flanges are excellent for any types of tubes including ceramic, glass, quartz, steel, etc.

Mean Features

Made of Polished stainless steel with double high-temperature resist sealing silicon O-rings on each flange.
Seal tube by tightening screws without any welding and glue.
1/4″ in diameter vacuum sealing assembly will connect with 1/4″ rubber hose.
Vacuum barb adapter: M14 tapered
Vacuum gauge port: M14 non tapered

Warning: Refractory tube blocks must be placed in front of flanges to avoid heat damage to the silicon o-rings, at the same time, Please do not over tighten the three hex screws on the flanges to avoid overpressure incidents.

Product Gallery for Vacuum Sealing Flange


sealing tube flange
vacuum sealing flange set

Package includes

One flange with vacuum gauge and valve
One flange with valve
Four high temperature silicon o-rings (max 300℃)
Six securing screws

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