Balanced/ Externally Mounted/ Bi-Directional Reverse Balance Seals can operate in a maximum temperature range of 210 degree C. These Reverse Balance Seals function in a pressure range of 10 Bar. These Seals are mounted reverse balance mechanical seals and are inherently balanced that requires no stepping shaft or sleeve. Balanced/ Externally Mounted/ Bi-Directional Reverse Balance Seals can work in a speed range of 4000 RPM.