Rely on excellence HGH semi-split seal for main cooling water pumps been in use without maintenance or problems for 12 years of operation until the next scheduled pump overhaul. Type HGH split mechanical seals have already proven their worth in many other applications, typically in cooling water pumps in the ? elds of water and sewerage engineering, power station technology and seawater desalination plants. The HGH can be found working su

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