The MF270D / MF275D series multi-spring balanced and unbalanced Mechanical Seals are designed for universal applications. Their compact design makes them suitable for use in all types of centrifugal pumps. Torque transmission from the retainer shell to the seal ring is achieved through sturdy drive lugs.
With fully interchangeable parts, these seals are ideal for stock rationalization. Each seal is factory-assembled and dynamically tested to ensure high performance and reliability.
Features;
- Double seal
- Pusher type
- Rotating spring
- Internally mounted
- Multiple spring type
- Balanced & unbalanced design
- Independent of the direction of rotation
Specification;
| Application | Clear, lubricating, non-corrosive liquids; general chemical services; petrochemical and refinery services, etc. | |
| Materials | Faces | Carbon / Silicon Carbide / Tungsten Carbide |
| Elastomer | Nitrile (NBR) / Viton (FKM) / EPDM / Aflas / PTFE / TTV / Kalrez (FFKM) | |
| Hardware | SS 304 / SS 316 / Hastelloy – C / Alloy – 20 / Titanium | |
| Operating Limits | Size | 14.0 mm to 200.0 mm (0.500” to 8.000”) |
| Pressure | 16 bars (232 psi) | |
| Temperature | -20 °C to +150 °C (-4 °F to +302 °F) | |
| Speed | 2900 rpm | |
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