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About Us


Shenyang Leerda Pump Co., Ltd. is a professional manufacturer engaged in various pump products and various mechanical products in China. All kinds of high-quality pumps and accessories, pump and kettle seals, spring-type, metal bellows-type mechanical seals. "Shenmi" brand won the title of China's top ten brands of mechanical seal products. Our company has passed the quality management system certification of GB/T19001-2000 idt ISO9001:2000, and obtained the production license of water pump and mechanical seal issued by the State Bureau of Quality and Technical Supervision. More than 30 series and more than 500 specifications of pump products have been developed and formed. In line with the business philosophy of taking science and technology as the guide and product quality as the life, the company has introduced well-known domestic pump experts, and cooperated with scientific research units to provide technical support. Establish technical service stations all over the country to serve users enthusiastically in a timely manner.




Pump industry manufacturing standards please see here

See here for the manufacturing standards of the water pump industry. 1. Basics and Parts Test and Calculation Method for Electric Energy Balance of Pump System



Methods of Reducing Cavitation Damage of Centrifugal Pumps

The user of the pump generally or cannot use the method adopted by the manufacturer to determine whether the cavitation of the pump occurs, that is, the method of determining whether the cavitation oc



Operating procedures for centrifugal pumps

This regulation is applicable to SH pumps and IS pumps. This type of pump is generally composed of three parts: motor, pump body and base. The motor and pump body are connected by a coupling, which is

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