Sichuan Zigong Industrial Pump Co.,Ltd.

Sichuan Zigong Industrial Pump Co.,Ltd.

News

  • 2026 Industrial Pump Foreign Trade Industry: Accelerated Green Upgrading and Optimized Export Structure
    2026 Industrial Pump Foreign Trade Industry: Accelerated Green Upgrading and Optimized Export Structure   1. Tighter Policies Raise Overall Compliance Thresholds   In 2026, energy efficiency policies at home and abroad have become stricter, driving the transformation and upgrading of the industrial pump foreign trade sector. China's Three-Year Action Plan for Energy Efficiency Improvement in the Pump Industry (2026-2028) stipulates that the average energy efficiency of the industry shall increase by over 15% and the market share of high-efficiency pumps shall exceed 60% by 2028, pushing enterprises to phase out low-efficiency products and accelerate product upgrading. Import standards overseas have also been lifted. Europe and the United States keep raising energy efficiency requirements. Coupled with rising trade protectionism and stricter cross-border inspections, compliance costs have climbed, putting considerable profit pressure on small and medium-sized foreign trade manufacturers.   2. Technological Upgrading Consolidates Competitiveness for High-end Exports   Intelligent and green technological upgrading has become a key advantage for foreign trade development. Optimized hydraulic models and IE4/IE5 high-efficiency motors are widely adopted to improve energy-saving performance. Functions including intelligent monitoring, fault early warning and remote operation & maintenance have gradually become standard configurations for exported products, effectively cutting post-operation costs for overseas clients. New wear-resistant and anti-corrosion materials such as duplex steel and ceramic coatings are extensively applied, enabling pumps to adapt to harsh operating conditions featuring high temperature, high pressure and strong corrosion, and greatly enhancing overall product quality and global adaptability.   3. Optimized Export Structure with Expanding Emerging Markets & New Energy Sectors   The industry has moved away from low-end and low-price competition, with exports shifting steadily toward high value-added products. Orders for energy-saving pumps, smart pumps and special pumps for new energy are on a steady rise. Infrastructure, water conservancy and energy projects in emerging markets along the Belt and Road, including Southeast Asia, the Middle East and Latin America, generate strong demand and serve as a major growth driver. Meanwhile, the rapid development of lithium battery, photovoltaic and hydrogen energy industries has boosted demand for special chemical pumps and high-purity fluid transfer pumps, creating new growth points for foreign trade.   4. Industry Outlook: From Product Export to Comprehensive Service Upgrade   Going forward, foreign trade enterprises in the sector need to further strengthen R&D, fully align with international energy efficiency and certification standards to avoid trade barriers. It is also essential to optimize global market layout and shift to an export model integrating products, technologies and after-sales services, so as to continuously enhance the brand strength and market share of Chinese industrial pumps worldwide.

    2026 05/29

  • Cavitation phenomenon:The Invisible killer of pump and valve equipment
    Cavitation phenomenon:The Invisible killer of pump and valve equipment In fluid transportation sites, many conditions have encountered the same phenomenon: centrifugal pumps suddenly "roar" and vibrate, flow and head drop sharply, impellers become pitted or even perforated after a period of use, and maintenance costs remain high. In fact, this is not due to the vulnerability of the equipment itself, but rather the "invisible killer" of pump and valve operation - cavitation, whose root cause is insufficient net positive suction head (NPSH) of the pump. 1. What exactly is net positive suction head (NPSH)?   When liquid enters the pump, its pressure decreases. When the pressure drops to the saturated vapor pressure, the liquid vaporizes rapidly and forms bubbles. The bubbles collapse instantly in the high-pressure zone, impacting the metal surface at high frequency and causing damage. This is cavitation. Figure 1 shows the mechanical damage to the pump caused by cavitation Net Positive Suction Head (NPSH), which measures the "anti-vaporization ability" of the liquid at the pump inlet, is measured in meters (water column). 2. Classification of Net Positive Suction Head   Cavitation margin determines pump safety, and the key lies in the matching between Available Net Positive Suction Head (NPSHa) and Required Net Positive Suction Head (NPSHr). Simply put: NPSHa is like the "battery reserve" of an electric vehicle, while NPSHr is its "power consumption". The reserve must exceed the consumption to avoid cavitation. Golden rule: NPSHa ≥ NPSHr + Safety margin for the pump to be safe (for clean water pumps/low-viscosity medium pumps, it is recommended to reserve 0.5 to 1.0 meters of safety margin in engineering; for high-temperature, vaporizable, and particle-containing medium pumps, 1.0 to 2.0 meters should be reserved). Figure 2 Relationship between net Positive Suction head (NPSHR) matching and pump safety 1. Required Net Positive Suction Head (NPSHr) : "Electricity consumption" of the pump  Definition: The minimum surplus energy that a pump must have at its inlet to avoid cavitation  Characteristics: Closely related to the structural design, rotational speed and flow rate of the pump, it is an inherent property determined by the pump manufacturer through experimental testing  Influencing factors: Impeller inlet shape, pump inlet flow area, speed, flow rate, medium viscosity This value is determined by the pump manufacturer through experiments and will be marked on the pump's nameplate. The smaller the value, the better the pump's cavitation resistance - for example, under the same working conditions, a pump with NPSHr=2m is more durable than one with NPSHr=3m. 2. Effective Net Positive Suction Head (NPSHa) : The "stored electricity" of pipeline installation  Definition: The excess energy of a unit weight of liquid at the pump inlet that exceeds the vaporization pressure  Characteristics: Determined by the system installation conditions and the nature of the liquid, independent of the pump model Figure 3 Schematic diagram of the suction/backflow installation of the pump  Influencing factors: Surface pressure of the suction liquid level, density of the liquid being sucked, installation height of the pump inlet centerline, total hydraulic loss of the suction pipe 3. The actual impact of cavitation on pump performance When cavitation occurs in the pump, it damages flow parts such as impellers and affects performance and stability. It can be quickly identified on site: • Listen: High-frequency cracking noise in the pump and inlet pipeline, louder at higher flow rates. • Observe: Pressure and flow gauges swing violently; head and flow decrease gradually. • Feel: Abnormal vibration at the shaft and bearing housing, with rising bearing temperature. 1. Mechanical damage •Impeller surface damage: Bubble collapse generates high-frequency and high-pressure impact, eroding the metal surface repeatedly. •Micro mechanism: Bubbles form micro-pits of 10–50 μm. Long-term cavitation causes honeycomb corrosion and even impeller perforation, reducing strength and service life. •Material selection: Use cavitation-resistant materials. 304/316 stainless steel for normal temperature water; duplex steel, chromium-nickel alloy or hard alloy for chemical, high-temperature and particle-containing media. 2. Performance degradation • Impeller damage: Bubbles collapse and produce high‑frequency, high‑pressure shocks, causing mechanical erosion. • Microscopic damage: Cavitation forms 10–50 μm pits, leading to honeycomb corrosion or perforation. • Material selection: Use 304/316 stainless steel, duplex steel, or hard alloy for better cavitation resistance. 4 .Practical Tips: Control cavitation in advance to reduce maintenance costs 1. Optimize the pump itself • Select pumps with lower NPSHr during model selection. • Install an inducer at the inlet and adopt double-suction impellers. • Use cavitation-resistant materials for impellers, such as stainless steel and duplex steel. 2. Optimize the piping system • Lower the pump installation height; prefer flooded installation. • Shorten suction pipelines, reduce elbows and valves to cut pipeline losses. • Control medium temperature to lower saturated vapor pressure. • Install pressure monitoring for real-time cavitation risk early warning.  

    2026 04/29

  • Industrial pumps are booming in foreign trade
    Recently, the industrial pump industry has achieved remarkable results in foreign trade, with multiple companies successfully exploring overseas markets and a significant increase in order volume, injecting new vitality into the industry's development. As an important platform for foreign trade, the Canton Fair has also brought a lot of opportunities for industrial pump enterprises. At the 135th Canton Fair, numerous industrial pump companies gained a lot. Liou Pump Industry showcased a series of products including permanent magnet water pumps, constant pressure variable frequency systems, photovoltaic water pump systems, etc., focusing on popular themes such as "constant pressure", "variable frequency", "silence", "intelligent control", and "energy conservation". The expected transaction amount is over one million US dollars. Taizhou Luba Electromechanical Technology Co., Ltd. showcased its solar powered pump and variable frequency high-speed deep well pump at the exhibition. Its new product, the variable frequency high-speed deep well pump, has a speed of 6000 revolutions per minute and a head exceeding 1000 meters, attracting the attention of many customers. After the Canton Fair, the company invited seven or eight new customers to visit the company and also received many orders from old customers, with an on-site order amount of over 20 million yuan. The person in charge of Zhejiang Puma Leopard Industry and Trade Co., Ltd. stated that the Canton Fair not only strengthened the connection between enterprises and old customers, but also attracted many new customers with high-quality products and services, laying a good foundation for enterprises to further expand into the international market. ​ From the perspective of the industry as a whole, with the gradual recovery of the global economy and the in-depth promotion of the "the Belt and Road" initiative, infrastructure construction projects continue to increase, and the demand for industrial pumps continues to rise. Domestic industrial pump enterprises are constantly making efforts in technological innovation, product quality improvement, and market expansion, gradually occupying a place in the international market. Many enterprises actively integrate into the global industrial chain and enhance their brand's international influence by participating in international exhibitions, establishing overseas sales companies and factories, and other means. ​ Industry insiders point out that although the current foreign trade situation of industrial pumps is good, enterprises still need to continue to increase research and development investment, keep up with market demand, constantly launch innovative products, and improve the intelligence and energy-saving level of products to cope with increasingly fierce international market competition. At the same time, it is necessary to further strengthen communication and cooperation with international customers, improve the after-sales service system, enhance customer stickiness, and provide strong support for the sustained prosperity of industrial pump foreign trade. Chemical Pump,Industrial Chemical Pump,Vertical Elbow Pumps

    2025 04/21

  • Foreseeing four major development trends in China's water pump industry
    Under the background of huge demand for energy conservation and consumption reduction in environmental protection, industry and other fields and the world's sustainable development, the scale of my country's water pump market has expanded year by year in recent years. According to statistics, the global pump industry market size in 2022 is nearly 415.8 billion yuan, of which the Chinese pump market size is nearly 210 billion yuan, accounting for about 50% of the global pump market. Shen Haijun, general manager of China Gold Environment, once said: "It is expected that the scale of China's pump market will reach 250 billion in 2024." Pump equipment, as a key equipment of water supply and drainage system and an important component of environmental pollution control projects, has been an extremely important display section since the first Asian flagship environmental protection exhibition IE expo China China Environmental Expo in 2000. It is also a technical display and exchange platform that water pump manufacturers at home and abroad are vying to choose. With the growth of market demand, competition in the water pump industry is also becoming increasingly fierce. At the 25th China Environmental Expo, which will be held at the Shanghai New International Expo Center from April 18 to 20, we will see more than 250 well-known pump and pump system suppliers at home and abroad, including Xylem, Grundfos Pumps, Wilo Pumps, Ingersoll Rand, KSB, Nanfang Pumps, Tsurumi Pumps, Kaiquan Pumps, Lanshen Pumps, Prominte, Zenit, Aosheng Pumps, New Territories Pumps, Ligao Pumps, Saigao Porter, Bianfeng Machinery, and Pentair, bringing new products to the exhibition. They closely follow the theme of high-quality development and present the pump technology trends such as high-efficiency energy saving, digital intelligence, new process application, attention to systematic and complete engineering, etc., to help municipal water affairs, industrial fluid transportation, drinking water safety engineering, farmland water conservancy, commercial supporting and other fields achieve energy conservation and emission reduction, green and low-carbon goals. Energy conservation and consumption reduction orientation guides industry transformation and upgrading In the context of my country's economic shift to high-quality development, in order to achieve the green development goal of improving energy efficiency, my country's steel, cement, chemical, water supply and drainage, and environmental protection water treatment industries are constantly strengthening their willingness to energy-saving transformation. The energy consumption of water pumps in various industries accounts for about 15%-20% of the total energy consumption. Energy saving of water pumps is of great significance to energy conservation and emission reduction. Reducing motor energy consumption and replacing clean energy have become the key development directions of energy-saving pumps. Chemical Pump,Industrial Chemical Pump,Vertical Elbow Pumps。

    2025 04/01

  • About Moscow Water Show News
    With manufacturers and service providers from over 50 countries presenting their products for chemical, pharmaceutical and biotech research and manufacturing as well as energy and environmental services, ACHEMA is the driving force and groundbreaker for the international process industries and their suppliers.   Exhibition was from April 10th to 15th, June 2024. Zigong Industrial Pump was at Booth G59 Hall 11.   As a leading industrial pump manufacturer in China, especially in the evaporation crystallization industry, Zigong Industrial pump’s large-caliber evaporation circulation axial flow pump occupies more than 90% of the domestic market share, and the product quality is widely praised by customers.  During the exhibition, visitors came in an endless stream, and a number of enterprises reached a cooperation intention with us. We firmly believe that our high quality circulation axial flow pumps, wear and corrosion resistant chemical pumps, slurry pumps will bring great value to our customers. Single-Stage Centrifugal Pump,Two-Stage Centrifugal Pump,Industrial Pump For Paper Industry,Centrifugal Oil Pump

    2024 09/27

  • History of Zigong As a Industrial City and ZG PUMP
    With the development of Zigong City, the Huidong New Area has been a high-rise building. However, a group of industrial buildings of the last century has been preserved along the southwestern side of Nanyuan Street.     In the afternoon after the early rainy days, we walked into this century-old industrial building. After entering the door, the most striking is the three-story red brick building.   This group of buildings was originally the site of the Zigong Industrial Pump . The building at the gate should be the youngest building in the factory. The inscription on the outer wall is the Zigong Industrial Pump Factory 1986 Winter by Yang Chao. The nameplate contains information about the building, and the technology building is also 32 years old. Zigong Industrial Pump Factory is one of the enterprises that moved to Zigong in the first-line system of the third-line construction. It was once the key enterprise of the Ministry of Electrical and Mechanical Services to produce impurity pumps and corrosion-resistant pumps. Zigong Industrial Pump Factory was once the second largest professional manufacturer of impurity pumps in China, the main pump manufacturer in China, and the research, development and test base of impurity pump and corrosion resistant pump. The red brick building are still there, that people have gone, there is only full of vicissitudes.   You can see the new teaching building of Light Chemical University along the highway.   There is a building in the gate, which is adjacent to the dormitory of the University of Light Industry. From the status quo, it has been used for other purposes. The standard building of many enterprises in that year was both a grand auditorium and a cinema, and it was the cultural center of each factory. Warning signs remaining on the door of the years Standing in the long red brick factory room with vicissitudes of life, there is no sound of the machine, more of a silence, it is inevitable that there is an indescribable sentiment.   Although the large factory on the left side of the road is seriously damaged, it is now used for other purposes.   Although the door is closed here, it feels like it should be in use. In the innermost factory, a piece of crop land has been grown, which shows that it has been abandoned for a long time.   This row of bungalow buildings with tiger windows should be the family area of the former industrial pump factory. Looking back at the industrial pump factory before standing in the bungalow, the technology building could not be seen because of the blocking of shrub weeds.   Every time I walk into such an industrial building group, there is an inexplicable sentiment. Although they have withdrawn from the historical stage, they have witnessed the development of the Zigong economy and the youth and struggle that carried many people. The big wave of sand washing, Zigong pump is still standing above the old industrial city of Zigong, she greeted the challenge again and again with a new look, the workers also witnessed the development of Zigong industry, and also grow and bigger. Single-Stage Centrifugal Pump,Two-Stage Centrifugal Pump,Industrial Pump For Paper Industry,Centrifugal Oil Pump  

    2019 08/02

  • Exhibition News about Industrial Pump
    Exhibition delivery Sichuan Zigong Industrial Pump Co., Ltd. (ZGPUMP) participated in the 15th Indonesia International Water Treatment Exhibition/INDO WATER in Jakarta, Indonesia on July 17-19, 2019, booth number AE08. As a high-tech enterprise, ZGPUMP specializes in pump manufacturing for more than 50 years and has a large customer base at home and abroad. Committed to the development, manufacturing and marketing of industrial pumps. It involves many fields such as salt making, mining, metallurgy, chemical, water treatment, fertilizer manufacturing, medicine, and electric power. Single-Stage Centrifugal Pump,Two-Stage Centrifugal Pump,Industrial Pump For Paper Industry,Centrifugal Oil Pump Exhibition overviewIndonesia International Water Treatment Exhibition is Indonesia's largest and most comprehensive international water purification and sewage treatment and solid waste treatment exhibition. It is in Jakarta and Surabaya. Exhibitions in Jakarta are the annual exhibitions, and the annual exhibition booths are in short supply. In 2019, the exhibition in Jakarta was strongly supported by the Indonesian Ministry of Public Works, the Ministry of Environment, the Ministry of Industry, the Ministry of Trade, the Indonesian Water Industry Association and the Indonesian Exhibition Association. It is expected that the exhibition will bring together 550 exhibitors from 33 countries and more than 9,000 professional visitors and industry buyers to discuss the latest water and wastewater treatment technologies.The Indonesia International Water Treatment Exhibition focuses on water management and water purification and wastewater treatment technologies. The Indonesia International Water Treatment Exhibition will promote the development of the water and wastewater industry and promote water and sewage problems in Indonesia by demonstrating the latest products and technologies and promoting international exchanges and cooperation.The last Jakarta Water Show has an exhibition area of nearly 12,000 square meters, attracting 476 exhibitors from 32 countries and 7,000 professional buyers from 31 countries. National pavilions include China, Japan, South Korea, Malaysia, Singapore, Taiwan, etc. Among them, Chinese exhibitors have reached the most in history, and nearly 100 companies participated in the exhibition. Accounted for 30%.Company informationZGPUMP insists on [To be the best pump manufacturers offering the best fluid delivery solutions" and advocates people-oriented. It has gathered a large number of elites in the industry. The products have been exported to Japan, Malaysia, Thailand, Vietnam, Cambodia, Myanmar and other countries and regions. In the next few years, we will continue to base ourselves on the local market and explore the international market along the "Belt and Road" route to serve more customers!

    2019 07/24

  • Indo Water/ Indo Waste/ Indo Renergy 2019 Expo & Forum
    Sichuan Zigong Industrial Pump Co., Ltd., as a professional pump product manufacturer, are invited to participate in the 19th Indonesia's largest and most comprehensive international water and wastewater treatment exhibition on July 17-19 this year. We will be presenting for you. Bring the most professional and comprehensive water treatment pump products, booth number AE08, waiting for customers to visit us! Single-Stage Centrifugal Pump,Two-Stage Centrifugal Pump,Industrial Pump For Paper Industry,Centrifugal Oil Pump horizontal slurry pump,vertical slurry pump,ligh duty slurry pump,slurry pump,High Quality slurry pump,slurry pump Details.  

    2019 07/09

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