Recommended applications
Screw compressors, fans. Toxic, harmful, flammable medium. Petrochemical, chemical, power, oil gas, natural gas industry.
Product features
● Back to back, multiple springs, balanced, cartridge seal
● Gas-lubricated, non-contacting, wear-free operation, low leakage, long life, self-adjusting
● Narrow sealing face, fits into small spaces
● Bi-directional grooves for operating in clockwise or counterclockwise rotation
● Inert gas or gas compatible with the medium as barrier gas between inboard and outboard seals
● Zero leakage, zero emissons, no environmental pollution
● Cartridge designs to allow easy installation and maintenace
● Modular designs allowing easy part replacement, low maintenance cost
Operating limits
● Pressure: 0~60bar
● Temperature: -40~327℃
● Sliding velocity: ≤150m/s 
● Shaft diameter: 40~300mm