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.
Polished stainless steel construction
Seal tube by tighten screws on the flanges without any welding or gluing
Tube fitting: 1/4" (6mm) hose barb (KF25 upon request)