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  • Double-acting pump large cap and small cap repairs
    Double-acting pump large cap and small cap repairs Double-acting pump of Nessler pump impeller with a small cap and cone with each other,and there is relative motion. Nessler pump in operation, the most vulnerable to erosion chlorine and sulfuric acid, are also vulnerable to dirty air, wear...

  • Chemical production process of several commonly used pumps
    Chemical production process of several commonly used pumps Some of the chemical production process, often need to be at less than atmospheric pressure. Vacuum is an absolute pressure lower than atmospheric machinery and equipment. Many structural type vacuum pump, hereby the chemical comm...

  • Optional vacuum unit issues special conditions
    Optional vacuum unit issues special conditions   Vacuum unit designed Central Standing Committee met with some special working conditions, the design must adopt certain measures in order to meet the conditions of the special conditions and common design approach is as follows. ① In add...

  • A vacuum pump generates qualified three issues which need attention
    A vacuum pump generates qualified three issues which need attention Vacuum pump series is all in the most difficult kind of technical machinery products, because the level directly to the user's production process vacuum caused a great impact. This requires us to be in strict accordance w...