Brief: Discover the Type21 Mechanical Seal, a high-performance replacement for John Crane pool pump seals. Ideal for centrifugal, rotary, and turbine pumps, this seal is perfect for wastewater, water systems, and HVAC applications. With a durable design and versatile material options, it ensures reliable performance under various operating conditions.
Related Product Features:
The 'dent and groove' drive band design prevents overstressing of elastomer bellows, ensuring durability.
Non-clogging, single-coil spring offers greater dependability than multiple spring designs.
Flexible elastomer bellows compensate for shaft-end play, run-out, and wear.
Suitable for temperatures ranging from -20ºC to 180ºC and pressures up to 10 Bar.
Available in various materials including Carbon, SiC, SSiC, and TC for face and seat.
Secondary sealing options include FKM, NBR, and EPDM for enhanced performance.
Metal components are made from 304SS or 316SS for corrosion resistance.
Widely used in process pumps and other rotating equipment for reliable sealing.
Vraagstukken:
What applications is the Type21 Mechanical Seal suitable for?
The Type21 Mechanical Seal is ideal for centrifugal, rotary, and turbine pumps, compressors, chillers, and other rotary shaft equipment. It is commonly used in wastewater treatment, potable water systems, and HVAC applications.
What are the operating limits of the Type21 Mechanical Seal?
The Type21 Mechanical Seal operates within a temperature range of -20ºC to 180ºC, pressures up to 10 Bar, and speeds up to 12 m/s, depending on the configuration and materials used.
What materials are used in the construction of the Type21 Mechanical Seal?
The seal features Carbon, SiC, SSiC, or TC for the face and seat, with secondary sealing options like FKM, NBR, or EPDM. Metal components are made from 304SS or 316SS for durability and corrosion resistance.