Wilo – KE Motion Hydro https://kemotionhydro.com/en A modern company specializing in sealing technology – Mechanical seals, Rotary unions. Mon, 24 Nov 2025 10:05:50 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://kemotionhydro.com/en/wp-content/uploads/2025/03/favicon.png Wilo – KE Motion Hydro https://kemotionhydro.com/en 32 32 NM-1 / NM-12 / NM-13 https://kemotionhydro.com/en/products/nm-1-nm-12-nm-13/ Sun, 06 Apr 2025 13:20:05 +0000 https://kemotionhydro.com/en/proizvodi/nm-1-nm-12-nm-13/ The NM series is a high-performance Rubber Bellow Mechanical Seal, engineered for durability and flexibility in industrial applications. Designed with a non-clogging bellow, it automatically adjusts to shaft misalignments, ensuring reliable operation in water pumps and circulation systems.

The series includes models NM-1, NM-12, and NM-13, covering various mounting lengths to suit specific installation requirements for water supply and wastewater treatment.

Seal faces materials:

  • Resin impregnated carbon (В)
  • Antimony impregnated carbon (A)
  • Spec. CrMo steel (Е)
  • Tungsten carbide (U3)
  • Silicone carbide(Q1, Q2)
  • Ceramic Al2O3 (V)

Elastomers:

  • Fluorcarbon rubber, FKM (V)
  • Nitrile-butadiene-rubber (P)
  • Ethylene propylene rubber, EPDM (E)

Operation conditions:

  • p = 16 bar
  • t = -20 … 140°C
  • v = 10 m/s

Type: Rubber below seal
Replacement: Burgmann MG1/MG12/MG13, AES B01/B012/B013

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