● Cartridge Seal & Double Seal
● Independent of Direction of Rotation
● Balanced
● Spring Product Protected
528 series mechanical seals are similar with 518 series in the structure characteristic. With flush hole design, double seal, back-to-back type can fit the work circumstance of the pressure momentary up and down. 528B double seal with the bearing can effectively control the jumpiness and shake of the equipment. 528 series mechanical seals are the same with the easy crystal, easy boiloff, danger and other medium.
Materials for Mechanical Seals:
● Face Materials: Carbon Graphite / Silicon Carbide/ Tungsten Carbide
● Secondary Seal Components: NBR/VITON/EPDM
● Spring and Construction Materials: Stainless Steel
Operating Limits:
● Pressure: ≤4MPa
● Temperature : -40℃~220℃
● Linear Velocity: ≤25M/S
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