TYPE GR3
Replacement seal for Grundfos and CNP pump series. Single end, unbalanced cartridge. Pusher type with O-ring structure. Up to 25 bar.
The "Sealergy Seals Type GRANDFOSE CNP" is not a specific product name, but rather a combination of brands and pump types that describes a mechanical seal designed to be interchangeable with seals used in pumps from Grundfos and CNP. Both Grundfos and CNP are major manufacturers of pumps, and a seal like this would be a common replacement part for their pump models. Seals designed for Grundfos and CNP pumps are used in a variety of industries, including water and wastewater, chemical engineering, and food processing. Since Grundfos and CNP are major pump manufacturers, replacement seals are widely available from multiple suppliers, simplifying the procurement process and reducing downtime Aftermarket seals are often a more economical choice compared to original equipment manufacturer (OEM) parts. This can lead to significant cost savings on maintenance and repairs, especially for companies with a large fleet of pumps. Replacement seals can be configured with a wider range of materials for the seal faces, O-rings, and other components. This allows the seal to be tailored to specific operating conditions, such as higher temperatures, different fluids, or higher pressures, which may not be an option with the standard OEM seal.
- Pressure: Up to 2.5 MPa (~25 bar). Some models are rated for up to 10 bar.
- Single end.: Yes
- Unbalanced.: Yes
- Single cartridge.: Yes
- Pusher type with an O-ring structure: Yes
| Rotary Face | Stationary Face | Complete Seal Code |
|---|---|---|
| Silicon Carbide (SiC) | Silicon Carbide (SiC) | |
| Silicon Carbide (SiC) | Tungsten Carbide (TC) | QU |
| Carbon (Resin-impregnated) | Silicon Carbide (SiC) | BQ |
| Carbon (Resin-impregnated) | Tungsten Carbide (TC) | BU |
| Material | Minimum | Maximum |
|---|---|---|
| High Nitrile / Bhuna-N | -30°C | 120°C |
| EPEM | -40°C | 140°C |
| Viton/FKM | -30°C | 180°C |
Dimensions
No dimensions available.
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