Changsha Zoomlian Pump Co., Ltd. 长沙中联泵业股份有限公司

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    Sharing Development Opportunities, Zoomlion Pump Makes Appearance at China-Africa Economic and Trade Expo

    2025-06-18

    Sharing Development Opportunities, Zoomlion Pump Makes Appearance at China-Africa Economic and Trade Expo

    The year 2025 marks the 25th anniversary of the Forum on China-Africa Cooperation (FOCAC) and is also the inaugural year for implementing the outcomes of the 2024 FOCAC Beijing Summit. This year commemorates the 25th anniversary of FOCAC, under whose guidance China-Africa relations have achieved leapfrog development. China has established strategic partnerships with all 53 African countries with diplomatic ties, trade volume between China and Africa has increased nearly 30 times, and Chinese investment in Africa has grown nearly 100 times, bringing tangible benefits to the peoples of China and Africa.

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    Solution for Addressing Negative Pressure Issues in High-Flow, High-Head Multistage Centrifugal Pumps

    Solution for Addressing Negative Pressure Issues in High-Flow, High-Head Multistage Centrifugal Pumps

    During operation, large-flow, high-head multistage centrifugal pumps are susceptible to cavitation, which not only significantly degrades pump performance stability—resulting in flow fluctuations and head reduction—but also accelerates wear of the mechanical seal and triggers cavitation damage, ultimately shortening the equipment’s service life. Drawing on its technical expertise, Changsha Zoomlion Pump Industry has developed the following solutions to address the issue of negative pressure in large-flow, high-head multistage centrifugal pumps:

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    2026-03

    Choosing the Right Customized Hot Water Pump for Your Needs: A Comprehensive Guide

    Choosing the Right Customized Hot Water Pump for Your Needs: A Comprehensive Guide

    Choosing the Right Customized Hot Water Pump for Your Needs When it comes to selecting a hot water pump, the decision can significantly impact your industrial operations. Customized hot water pumps are designed to meet specific needs, ensuring optimal efficiency and performance. In this comprehensive guide, we will explore the various factors that influence the selection of the right customized ho

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    2026-03

    Operating Guide for Priming and Air Bleeding of Light-Duty Stainless Steel Multistage Centrifugal Pumps

    Operating Guide for Priming and Air Bleeding of Light-Duty Stainless Steel Multistage Centrifugal Pumps

    Operating Procedures for Water-Filling and Air-Exhaustion of Multistage Centrifugal Pumps at Changsha Zoomlion Pump Industry I. Applicable Scenarios: When a multistage centrifugal pump is commissioned for the first time, restarted after a prolonged shutdown, or when excessive air has accumulated inside the pump (resulting in inability to draw water), it is essential to ensure that the pump casing is completely filled with liquid and that all air is thoroughly purged. This prevents equipment damage caused by cavitation and dry running, thereby ensuring the efficient and stable operation of the multistage centrifugal pump unit.

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    18

    2026-03

    Replacement Cycle and Selection & Maintenance Guide for High-Temperature Boiler Circulating Water Pumps

    Replacement Cycle and Selection & Maintenance Guide for High-Temperature Boiler Circulating Water Pumps

    In industrial production, high-temperature boiler circulating water pumps serve as the core power equipment for boilers, and their reliable operation directly affects process continuity and product quality. As a benchmark enterprise in domestic industrial pump manufacturing, Changsha Zoomlion Pump Industry has developed scientifically sound replacement-cycle plans tailored to different operating conditions, in accordance with GB/T 3216-2016 “Efficiency Grades and Test Methods for Centrifugal Pumps” and the ISO 9906 international standard.

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    17

    2026-03

    Exploring the Benefits and Features of Durable Self-Priming Pumps

    Exploring the Benefits and Features of Durable Self-Priming Pumps

    Durable self-priming pumps are engineered to provide efficient fluid transfer in situations where the pump needs to lift liquid from a lower level to a higher one, making them a vital component in many industrial applications. One of the foremost benefits of these pumps is their ability to self-prime, which means they can create a vacuum to draw fluid into the pump without needing to be manually f

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    16

    2026-03

    Standardized Installation Technical Specification for Shafts and Impellers of Double-Suction Pumps (GB/T 3216-2016)

    Standardized Installation Technical Specification for Shafts and Impellers of Double-Suction Pumps (GB/T 3216-2016)

    Drawing on extensive engineering experience, the technical team at Changsha Zoomlion Pump Industry has developed the “Standardized Installation Technical Specification for the Shaft and Impeller of Centrifugal Double-Suction Pumps.” As a core piece of energy-efficient fluid-handling equipment, centrifugal double-suction pumps are widely used in water conservancy, chemical processing, power generation, and other sectors. The installation accuracy of the pump’s key components—the shaft and impeller—directly affects the pump’s operational efficiency, stability, and service life. The following procedure is formulated in accordance with the national standard GB/T 3216-2016 and based on many years of engineering practice at Changsha Zoomlion Pump Industry, with the aim of standardizing the installation process for the shaft and impeller.

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    16

    2026-03

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