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285, 286, 288 series mechanical seal for bottom entry mixers (cartridge mechanical seal, cartridge seal)

These seals are special mechanical seal for bottom-entering tank. Type 285, 286 seals include shaft support system and double mechanical seal. Type 285 is used for 1.33×10-50.6MPa and type 286, 1.33×10-51.6MPa. Cavity Temperature≤80, Velocity≤3m/s. Height ( like L,L0 ) is adjusted according to length of shaft end. Type 288 has the whole short shaft structure, working pressure is 1.33×10-54.0 MPa , cavity temperature ≤ 80,  Velocity≤3m/s.

285, 286, 288 series mechanical seal for bottom entry mixers