Q:What is the lubrication of the concrete pump before it is transported to the concrete?

the first use of water, while wetting the pipe can also be wet template, to moderate

Q:What is a concrete pump?

Concrete pump, also known as concrete pump, composed of pump and pipe.

Q:What are the drawbacks of concrete pump gate valve and S pipe valve?

The seal of the gate valve is limited by the structure and the sealing pressure is low. In the construction, it is inevitable to use the Y-shaped pipe to connect the double cylinder and the conveying pipe of the concrete pump, and the Y-tube will produce a large pressure loss.

Q:Why concrete pump down to play always block the tube

In addition to pay attention to pipeline laying, there are also in the concrete pouring process should also pay attention to a certain amount of concrete slump can not be too large, 120-140mm on it

Q:Whether the concrete pump truck is paying the vehicle additional tax

Monthly State Administration of Taxation issued a vehicle approved price list, car invoice tax price if the tax system below the lowest price, according to the system approved price calculation.

Q:What is the main composition of concrete pump

The pump body installed in the car chassis, and then equipped with retractable or inflected cloth rod, the composition of the pump

Q:What is the treatment of concrete pump block

After pumping the finished concrete, be sure to use high pressure water to pump and S tube rinse.

Q:How to prevent concrete pump blockage

Concrete or mortar segregation: wet water pipes before the pump, from the lowest point of the pipe pipe joints will be released, the remaining water will be let go, or pump water, pump mortar before, put a sponge ball, the mortar and water separated.

Q:What are the requirements for the selection of concrete pump tubing and the setting of the bracket?

2 concrete coarse aggregate maximum diameter of not more than 25mm, can be used within the diameter of not less than 125mm of the pump tube; concrete coarse aggregate maximum diameter of not more than 40mm, can be used within the diameter of not less than 150mm of the pump tube;

Q:Why is my concrete pump often appear plugging phenomenon?

When pumping, the operator must observe the remaining material in the hopper at any time, and the material shall not be lower than the stirring shaft. If the material is too small, it will be easy to inhale the air and cause the plugging.