Introduction to Mechanical Diaphragm Metering Pump
Mechanical diaphragm metering pumps are essential equipment widely used in various industries. They are designed to accurately and precisely meter and deliver fluids at a controlled rate. These pumps operate on the principle of using a diaphragm to separate the pumping chamber from the drive mechanism. The mechanical movement of the diaphragm creates a suction and discharge action, allowing for the metered transfer of liquids. Their advantages include high accuracy, reliability, and the ability to handle a wide range of fluids, from corrosive chemicals to viscous substances. They are commonly employed in water treatment, chemical processing, food and beverage, and pharmaceutical industries. Mechanical Diaphragm Metering Pump

1. DEPAMU (Hangzhou) Pumps Technology Co., Ltd.
Company Introduction
DEPAMU (Hangzhou) Pumps Technology Co., Ltd. is a professional manufacturer focusing on the research, development, production, and sales of metering pumps. The company is committed to providing high – quality and reliable metering pump solutions to customers around the world. With advanced production technology and strict quality control systems, DEPAMU has won a good reputation in the industry. Their products are designed to meet the diverse needs of different industries, ensuring accurate and stable fluid metering.
Website
Features and Advantages in Mechanical Diaphragm Metering Pump
- High – precision metering: DEPAMU’s mechanical diaphragm metering pumps are capable of achieving high – precision fluid metering, with an accuracy error of less than ±1%. This ensures that the right amount of fluid is delivered in various industrial processes.
- Robust diaphragm design: The diaphragms used in their pumps are made of high – quality materials, which have excellent chemical resistance and durability. They can withstand harsh working environments and long – term use without significant wear.
- Advanced control system: The pumps are equipped with an intelligent control system that allows for easy adjustment of flow rate and pressure. Users can set the parameters according to their specific requirements, enhancing the flexibility of the pump operation.
- Customization ability: DEPAMU can customize mechanical diaphragm metering pumps according to the special needs of customers, such as different flow rates, pressures, and fluid compatibility requirements.
2. SEKO (China) Co., Ltd.
Company Introduction
SEKO is a well – known global brand in the field of dosing and metering technology. In China, SEKO (China) Co., Ltd. has established a strong presence. The company has a long – standing history of innovation and development in fluid metering solutions. It combines advanced European technology with local market requirements to provide high – performance products. SEKO’s products are used in a wide range of applications, including water treatment, industrial processes, and swimming pool maintenance.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Innovative technology: SEKO continuously invests in research and development, introducing new technologies to improve the performance of its mechanical diaphragm metering pumps. For example, their pumps may feature advanced motor control technology to ensure stable and accurate operation.
- Wide range of models: They offer a diverse range of mechanical diaphragm metering pumps with different flow rates and pressure capabilities, which can meet the needs of various industries and applications.
- User – friendly design: The pumps are designed with user convenience in mind. They are easy to install, operate, and maintain, reducing the overall cost of ownership for customers.
- Global service network: SEKO has a global service network, which means that customers in China can get timely technical support and after – sales service.
3. Prominent Pumps (Shanghai) Co., Ltd.
Company Introduction
Prominent Pumps (Shanghai) Co., Ltd. is a subsidiary of the international Prominent Group. It has brought advanced German technology and manufacturing processes to China. The company is dedicated to providing high – quality metering pumps and related systems. Their products are widely used in industries such as chemical, water treatment, and power generation. Prominent focuses on product quality and innovation, aiming to provide customers with the most suitable metering solutions.
Features and Advantages in Mechanical Diaphragm Metering Pump
- German – quality manufacturing: The mechanical diaphragm metering pumps of Prominent are manufactured with high – precision German technology, ensuring excellent product quality and reliability.
- Safety features: Their pumps are equipped with multiple safety features, such as over – pressure protection and diaphragm rupture detection. This helps to prevent accidents and ensure the safe operation of the pump.
- Energy – efficient design: Prominent’s pumps are designed to be energy – efficient, reducing energy consumption during operation. This not only saves costs for customers but also contributes to environmental protection.
- Comprehensive product portfolio: They offer a comprehensive range of mechanical diaphragm metering pumps, from small – scale laboratory applications to large – scale industrial processes.
4. Milton Roy (China) Co., Ltd.
Company Introduction
Milton Roy is a world – renowned brand in the metering pump industry. Milton Roy (China) Co., Ltd. has a long – term presence in the Chinese market. The company has a rich experience in designing and manufacturing metering pumps. It has a strong R & D team that continuously improves product performance and quality. Their products are widely used in industries such as oil and gas, chemical, and water treatment.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Long – standing reputation: With a long – standing reputation in the industry, Milton Roy’s mechanical diaphragm metering pumps are trusted by customers around the world.
- High – quality materials: The pumps are made of high – quality materials, which ensure long – term durability and resistance to corrosion.
- Advanced manufacturing process: Milton Roy uses advanced manufacturing processes to ensure the precision and reliability of its pumps. For example, the diaphragm manufacturing process is highly precise, which helps to improve the metering accuracy.
- Technical support: The company provides comprehensive technical support to its customers, including installation guidance, maintenance training, and troubleshooting.
5. Watson – Marlow Fluid Technology Group (China)
Company Introduction
Watson – Marlow Fluid Technology Group is a global leader in peristaltic and diaphragm pump technology. In China, it has established a strong position in the market. The company focuses on providing innovative fluid handling solutions. Their products are known for their high – quality and reliable performance, and are widely used in industries such as pharmaceutical, food and beverage, and biotechnology.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Gentle fluid handling: The mechanical diaphragm metering pumps of Watson – Marlow are designed to handle fluids gently, which is especially important for sensitive fluids such as pharmaceuticals and food products.
- Easy cleaning and sterilization: Their pumps are easy to clean and sterilize, meeting the strict hygiene requirements of industries such as food and pharmaceuticals.
- High – speed operation: The pumps can operate at high speeds while maintaining accurate metering, improving the efficiency of industrial processes.
- Customizable solutions: Watson – Marlow can provide customizable mechanical diaphragm metering pump solutions according to the specific needs of customers.
6. Grundfos Pumps (China) Co., Ltd.
Company Introduction
Grundfos is a well – known global pump manufacturer. Grundfos Pumps (China) Co., Ltd. has a wide range of products, including mechanical diaphragm metering pumps. The company is committed to providing energy – efficient and reliable pump solutions. With a strong R & D and production base in China, Grundfos can quickly respond to the needs of the local market.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Energy – efficient design: Grundfos’ mechanical diaphragm metering pumps are designed with energy – saving features, which can significantly reduce energy consumption in long – term operation.
- Smart control system: The pumps are equipped with a smart control system that can monitor and adjust the pump operation in real – time, ensuring optimal performance.
- High – quality components: Grundfos uses high – quality components in its pumps, which ensures the reliability and durability of the products.
- Global brand influence: As a global brand, Grundfos has a strong brand influence, which gives customers confidence in the quality and performance of its products.
7. Neptune Chemical Pump Co., Inc. (China)
Company Introduction
Neptune Chemical Pump Co., Inc. is a leading manufacturer of metering pumps in the United States. In China, it has established a branch to serve the local market. The company has a long – history of manufacturing high – quality metering pumps. Their products are widely used in chemical processing, water treatment, and other industries.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Chemical – resistant materials: Neptune’s mechanical diaphragm metering pumps are made of chemical – resistant materials, which can handle a wide range of corrosive chemicals.
- Precision engineering: The pumps are engineered with high precision, ensuring accurate metering and stable operation.
- Long – service life: The use of high – quality materials and advanced manufacturing processes ensures a long service life of the pumps, reducing the need for frequent replacements.
- Technical expertise: Neptune has a team of technical experts who can provide professional advice and support to customers.
8. ProMinent Fluid Controls (Shanghai) Co., Ltd.
Company Introduction
ProMinent Fluid Controls (Shanghai) Co., Ltd. is a subsidiary of the ProMinent Group. It focuses on providing fluid metering and dosing solutions. The company has a strong R & D and production capacity in China. Their products are used in various industries, including water treatment, chemical, and food processing.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Modular design: The mechanical diaphragm metering pumps of ProMinent have a modular design, which allows for easy customization and expansion.
- Advanced monitoring system: The pumps are equipped with an advanced monitoring system that can detect any abnormal operation and provide timely alerts.
- High – performance diaphragm: The diaphragms used in their pumps have high performance, ensuring accurate metering and long – term reliability.
- Localized service: ProMinent provides localized service in China, which can quickly respond to the needs of customers and provide on – site support.
9. Yamada Pumps (China) Co., Ltd.
Company Introduction

Yamada Pumps is a well – known Japanese pump manufacturer. Yamada Pumps (China) Co., Ltd. has introduced advanced Japanese technology and manufacturing processes to China. The company produces a variety of pumps, including mechanical diaphragm metering pumps. Their products are widely used in industries such as chemical, food, and electronics.
Features and Advantages in Mechanical Diaphragm Metering Pump
- Japanese – quality manufacturing: The mechanical diaphragm metering pumps of Yamada are manufactured with high – quality Japanese standards, ensuring excellent product quality.
- Compact design: The pumps have a compact design, which is suitable for applications where space is limited.
- Low – noise operation: Yamada’s pumps operate with low noise, which is beneficial for working environments.
- Good after – sales service: The company provides good after – sales service, ensuring that customers can get timely support and maintenance.
10. Iwaki Co., Ltd. (China)
Company Introduction
Pneumatic Diaphragm Pump Iwaki Co., Ltd. is a Japanese company with a long – standing reputation in the pump industry. In China, it has established a presence to serve the local market. The company produces a wide range of pumps, including mechanical diaphragm metering pumps. Their products are known for their high – quality and reliable performance, and are used in industries such as chemical, semiconductor, and water treatment.
Features and Advantages in Mechanical Diaphragm Metering Pump
- High – quality materials and manufacturing: Iwaki uses high – quality materials and advanced manufacturing processes to produce its mechanical diaphragm metering pumps, ensuring long – term durability and reliability.
- Corrosion – resistant design: The pumps are designed to be corrosion – resistant, which is suitable for handling corrosive fluids in various industries.
- High – precision metering: Iwaki’s pumps can achieve high – precision metering, meeting the strict requirements of industrial processes.
- Global R & D and support: As a global company, Iwaki has a strong R & D team and global support network, which can provide continuous innovation and technical support to customers in China.