Warning: Refractory tube blocks must be placed in front of flanges to avoid heat damage to the silicon o-rings.
Pair of smart sealing assembly for vacuum tube furnaces to tighten both sides of their tubes without any welding or gluing. Silicon vacuum sealing gasket included. Excellent for any types of tubes including ceramic, glass, quartz, steel, etc.
- One flange with vacuum gauge and valve
- One flange with valve
- Four high temperature silicon o-rings
- Securing screws