... entry mixers, cartridge mechanical seal, cartridge sea 285, 286, 288 series mechanical seal for bottom entry mixers (cartridge mechanical seal, cartridge ... , 1.33×10-51.6MPa. Cavity Temperature≤80, Velocity≤3m/s. Height ( like L,L0 ) is adjusted according to length of ... .33×10-54.0 MPa , cavity temperature ≤ 80, Velocity≤3m/s. 285, 286, 288 series mechanical seal for bottom entry mixers