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Is located in Pulandian District of Dalian City Dexin pump (Dalian) Co., Ltd. was founded in 1992, Dalian Dexin metal products Co., METALCHEM (Warsaw) Limited by Share Ltd cooperative enterprises, is a comprehensive enterprise integrating scientific research, development, promotion and application of new technology products manufacturing and sales.
Dexin pump professional team with years of experience in research and production to provide you with comprehensive services in sewage treatment, conveying and lifting. Such as advanced solutions, integrated equipment installation and commissioning and maintenance, technical consultation, upgrading and upgrading.
We always put our customer's needs in the first place, serving customers with high quality products, innovative and efficient solutions. We have the courage to take our responsibility. We are all responsible for our products and services. Dexin pump (Dalian) Co. Ltd. is looking forward to progress together with you.

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Overhaul and Maintenance Process of Sewage Pump

Overhaul and Maintenance Process of Sewage Pump

Inspection and maintenance of AS sewage pump, AV sewage pump, WQ sewage pump series, the product performance is excellent, stable and reliable operation, each pump before leaving the factory has been rigorously tested, permanent lubrication ball bearings and high-quality mechanical seals operating in the oil chamber make the sewage pump has the greatest durability, however, in order to achieve the maximum durability. To ensure the service life of sewage pumps, it is recommended that the use units carry out regular inspection and maintenance.
Diaphragm replacement process of pneumatic diaphragm pump

Diaphragm replacement process of pneumatic diaphragm pump

When repairing diaphragm and replacing diaphragm, first close the suction port of diaphragm pump, close the discharge pipe of diaphragm pump, cut off the air source of pump, empty the pressure in pump, and drain the residual liquid in pump.
Maintenance of Vacuum Pump in Vacuum Packaging Machine

Maintenance of Vacuum Pump in Vacuum Packaging Machine

Operation method of vacuum monotone box:
1. Put the monotonous articles into the vacuum monotonous box, close the door of the box, close the exhaust valve, open the vacuum valve, and connect the power supply of the vacuum pump for preliminary pumping.
What matters should be paid attention to in the installation of diaphragm pump?

What matters should be paid attention to in the installation of diaphragm pump?

Diaphragm pumps have quite a number of advantages that other pumps do not have, very diverse materials, such as cast iron, stainless steel, engineering plastics, aluminium alloy, lining fluorine, so they can be used to transport a variety of liquids, and also can be used to transport liquids with impurity particles, such as sewage may have crystalline liquids, according to the different types of liquids customers can choose different materials. Quality, and the diaphragm pump also plays a strong self-priming effect, can replace the use of self-priming pump, so the diaphragm pump is also a multi-purpose pump. Commonly used diaphragm pumps are pneumatic diaphragm pump and electric diaphragm pump. One is driven by air source, the other is driven by electricity, so these two pumps can be selected according to the customer's site conditions. So what should we pay attention to when installing diaphragm pump?