(1). The sealing is carried out according to the production order;
(2). Dig the MgO powder at both ends to a depth of 3 to 4 mm and clean it up. Pay special attention to the inside of the pipe and the threaded part.
(3). Check the component's withstand voltage 2000V/1s before sealing, no breakdown flash over, and insulation infinity;
(4). Into the sealing glue, should be rotated on the magnetic plug, then the nut and washer;
(5). The electric heating tube of the two ports shall be implemented in accordance with the operating procedures.