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221, 222 series Double face mechanical seal (cartridge mechanical seal, cartridge seal)

Type 221, 222 are suitable for limited axial dimensions. It can bear strong corrosivity medium and can be used for glass lining reaction tank. Type 222 is used for weak corrosivity medium and often used for stainless steel tank.

Type 221/CT, 222/CT are improved from type 221, 222 which have two thermoregulations up and down. It can be used in -40250. The length of mechanic seal will increase about 100mm. And other dimension is steadiness.

221, 222 series Double face mechanical seal