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