CR22 Grundfos CR Mechanical Seal

22mm Grundfos CR Mechanical Seal Replacement

Materials:

● Seal Rings: Resin Carbon, Antimony Carbon, SIC, SSIC, Tungsten Carbide

● Elastomer: VITON, EPDM, NBR

● Metal Part: SS304

Assembly Dwg:

Dimensions (mm):

*Related Introduction*

Commonly used water pumps for sewage treatment and precautions for selection

1. Comonly used water pumps in sewage treatment process include centrifugal pumps, screw pumps, diaphragm metering pumps, screw pumps, etc.

2. In sewage treatment, the pump is the most important thing in the whole sewage treatment operation process. Due to the characteristics of influent water quality of sewage treatment, the selection of pumps will not only have a great impact on sewage treatment investment, but also are inseparable from saving energy, reducing costs and improving economic benefits. The optimal selection of sewage treatment pumps should be followed The following principles: ①In the specified year, the pump should meet the technical requirements of head and flow, and its operating point should be controlled within the high-efficiency area; ②In the process of long-term operation of the pump, the device under the multi-year average head should be kept high Efficiency and low operating costs; ③The pump can work normally and efficiently under the highest head of the check.

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