- Solition for high temperature and high viscosity product
- Welded metal bellow design
- Absence of dynamic o-ring increases the elastomer temperature range
- Balanced
- undepended on direction of rotation
- Fitting dimentions according to DIN 24960(EN12756)
Seal faces materials:
- Resin impregnated caron(В)
- Antimony impregnated carbon (A)
- tungsten carbide (U3)
- silicon carbide (Q1, Q2)
Secondary sealing materials:
- Fluorcarbon rubber, FKM (V)
- Nitrile-butadiene-rubber (P)
- Ethylene propylene
- rubber, EPDM (E)
- Perfluorocarbon rubber, FFKM (for example Kalrez®, etc.), (K)
- p = 25 bar
- t = -50 … 220°C
- v = 20 m/s
Operating limits:
Type: Metal bellow seal
Replacement: John Crane 670, 680, Burgmann MFL85N, AES BSAI