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Concrete pump pipe how to clean

(1) After operation, all the concrete in the hopper and in the pipe must be output, and then the pump, hopper and pipe should be flushed out. The residual concrete output can be used for concrete construction such as tunnel laying and side wall.

(2) Precautions for cleaning with water:

① connecting pipe with adjustable pipe, packing (rubber piston, sponge ball, cement bag roll, etc.) must be tightly into the larger than the pipe diameter tube.

② When sponges or cement bags are used as packing materials, sponges or cement bags must be soaked in cement paste.

③ When the distance between cleaning pipes is long, press the appropriate amount of cement mortar before cleaning.

④ When cleaning, personnel should keep away from the nozzle and set up guards to avoid hurting people.

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