Grundfos Slow Wire Machining Center Water Pump SPK12-mm Mechanical Seal
Technical Specifications
| Parameter |
Specification |
| Temperature Range |
-20ºC to 200ºC (dependent on elastomer) |
| Maximum Pressure |
Up to 25 bar |
| Maximum Speed |
Up to 20 m/s |
| Size |
12mm |
| Face Materials |
Carbon, Silicon Carbide (SiC), Tungsten Carbide (TC) |
| Seat Materials |
Silicon Carbide (SiC), Tungsten Carbide (TC) |
| O-ring Materials |
NBR, EPDM, VITON, Aflas, Kalrez, Chemraz, etc. |
| Spring Material |
SS304, SS316 Stainless Steel |
| Metal Parts |
SS304, SS316 Stainless Steel |
Product Overview
Long Cartridge Mechanical Seal for Grundfos Pumps - Replacement Type
Operating Parameters
| Parameter |
Value |
| Temperature Range |
-20ºC to +180ºC |
| Maximum Pressure |
≤1.2 MPa |
| Maximum Speed |
≤10 m/s |
Material Composition
- Rotary Ring: Carbon or Silicon Carbide (SiC)
- Stationary Ring: Silicon Carbide (SiC) or Tungsten Carbide (TC)
- Secondary Seal: EPDM or VITON
- Spring & Other Parts: SUS304 or SUS316 Stainless Steel
Pump Compatibility
Compatible with Grundfos CH, CHI, CHE, CRK, SPK, TP, AP, CR, CRN, NK, TP, LM(D)/LP(D), NM/NP, DNM Series Pumps