Sealing Flange for 80mm dia Tube w/ 1/4" Feed-through, Valves & KF-25 Vacuum Ports - EQ-FL-80KF25-FT Select Gauge Type:with Digital Pressure Gauge oil and is highly flexible

oil and is highly flexible

Conductive type:      N- type/ P-doped

Space between grinding disc and jar can contain materials under 20 mm in diameter

2" InAs wafer:                   (Undoped

Sealing Flange for 80mm dia Tube w/ 1/4" Feed-through, Valves & KF-25 Vacuum Ports - EQ-FL-80KF25-FT Select Gauge Type:with Digital Pressure Gauge oil and is highly flexibleThis is a pair of a smart sealing assembly for a vacuum tube furnace to seal both ends of OD 80 81 mm tube without any welding and gluing. Left side flange has a barbed needle valve,1 4" feedthrough for thermocouple inserted, and 1 8 NPS valve with installed Mechanical Pressure Gauge. (if you need Compact Digital Vacuum Gauge, please choose from product option at extra cost. If you don't need vacuum gauge, please instruct us when you order, we can