Reverse Balance Seals

Stationary Ring : Ceramic/Carbon/SIC/TC
Rotary Ring : Carbon/SIC/TC
Secondary Seal : VITON/PTFE/EPDM
Springs & Others Parts : AISI 304/AISI 316/Hastelloy- C

 

The PRB - Series Seals are externally mounted Reverse balance mechanical seals. Since they are mounted outside, the hardwares are completely out of the fluid and not exposed to any corrosive action. These seals are inherently balanced hence no need for stepping shaft or sleeve.