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Klaus Union SLM AV Series – Sealless Magnetic Drive Pumps

  • Single-stage centrifugal pump, horizontal, ASME B73.3 compliant, with hermetic permanent-magnet drive – no mechanical seal.
  • Sealless & leak-free: Fully hermetically sealed via containment shell, ensuring environmental protection.
  • Maintenance-free operation with SiC journal bearings (product-lubricated); optional oil-lubricated anti-friction bearings.
  • Wide operating range: Flow up to 200 m³/h, head up to 155 m, temperature –200 °C to +450 °C, pressure up to PN 400.
  • Ideal for chemical, oil & gas, energy, pharmaceutical and other industries requiring safe transfer of aggressive, toxic or high-value fluids.
Feature Specification
Brand Klaus Union
Pump Type Single-stage centrifugal, horizontal, ASME B73.3 compliant
Drive Permanent-magnet, synchronous, sealless (no mechanical seal)
Containment Shell Isolates liquid & atmosphere, hermetic sealing
Bearings SiC journal (product-lub), optional oil/grease anti-friction
Flow Rate up to 200 m³/h (≈ 880 GPM)
Delivery Head up to 155 m (≈ 510 ft)
Temperature Range –200 °C to +450 °C
Pressure Rating Up to PN 400
Materials 316SS casing & impeller; optional Hastelloy C4, Duplex, Titanium

The SLM AV Series by Klaus Union is a single-stage, horizontal centrifugal pump designed for extreme process conditions. Powered by a hermetically sealed permanent magnet, it eliminates mechanical seals and potential leakage. A containment shell ensures full damage control while fluid remains isolated from the environment.

Equipped with silicon carbide journal bearings, these pumps deliver reliable, maintenance-free performance. Available in configurations for oil-lubricated or grease-for-life anti-friction bearings, they suit various operational environments.

Operating across a wide thermal to cryogenic range (–200 °C to +450 °C) and confident under high pressure (PN 400), the SLM AV is ideal for critical services involving aggressive, toxic, explosive, or valuable fluids. Optional metallic or non-metallic containment shells, and custom materials (Hastelloy, Titanium), further adapt the pump to customer-specific applications.

SK Tech is the authorized Klaus Union distributor in Vietnam, providing technical selection, custom material support, and dedicated after-sales service.

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