Preheating of asphalt insulation pump is necessary

time：2016-05-29 04:16:17 author：特种泵阀 click：482

The asphalt insulation pump shaft is equipped with a packing box at the front end, which has good sealing performance. At the same time, a mechanical sealing device is installed in the bearing seat, so a large amount of leakage is impossible to occur, and a small amount of leakage can be discharged and received through the leakage pipe mouth.

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