With the thorough knowledge of the varied aspects of the market, we have been able to put forth the clients a comprehensive assortment of Mechanical Seals Type 521D. Ideally used for glass lined vessels, the range acts as a double seal and can be used independently without rotating the seal direction. Developed in compliance with the international quality standards, the range is appreciated for the following attributes:

• Double seal
• Cartridge unit
• PTFE packing as a secondary seal
• Independent of direction of rotation.

Operating parameters:

• Size: 40 to 150mm
• Speed: Up to 2 m/s
• Temperature: -30C to +180C
• Pressure: full vacuum to 16 kg/cm²