Metering pumps are precision fluid transfer devices designed to deliver accurate, consistent volumes of liquids at specified pressures and flow rates. Our industrial-grade metering pumps are engineered to handle a wide range of fluids, including corrosive chemicals, viscous liquids and abrasive slurries, making them essential for processes requiring precise dosing control. Differentiated primarily by flow rate capabilities, these pumps offer unmatched reliability and accuracy, ensuring consistent product quality and process efficiency for commercial operations across various industries.
Core Advantages
Exceptional Dosing Accuracy: Achieves ±0.5% flow rate accuracy, ensuring precise chemical addition and consistent process results, which is critical for quality control in manufacturing.
Corrosion & Abrasion Resistance: Available in multiple material options including stainless steel, PVC and PTFE, making them suitable for handling aggressive chemicals and abrasive fluids.
Wide Flow Rate Adjustability: Features stepless flow rate adjustment from 0 to maximum capacity, allowing flexible operation to meet varying production demands.
Reliable Continuous Operation: Robust diaphragm and plunger designs eliminate leakage and ensure long service life even in 24/7 continuous operation environments.
Safety & Protection: Equipped with overpressure protection valves and leak detection systems to prevent equipment damage and ensure workplace safety.
Technical Specifications
Parameter
Specification
Flow Rate Range
0.1-100 L/h
Maximum Working Pressure
10 bar
Motor Power
0.12-0.75 kW
Dosing Accuracy
±0.5%
Power Supply
380V/50Hz/3Ph (customizable)
Fluid Temperature
-10℃ to 80℃
Wetted Materials
PVC, 304SS, 316SS, PTFE
Drive Type
Electric Motor Drive
Net Weight
8-35 kg
Dimensions (L×W×H)
300×200×250 mm to 600×400×500 mm
Production Process
Our precision metering pumps are manufactured using a state-of-the-art process that prioritizes precision and durability. Raw materials undergo rigorous chemical and mechanical testing to ensure compatibility with target fluids. Critical components like diaphragms and valves are precision-molded or machined to exact specifications. Each pump is assembled in a clean, controlled environment to prevent contamination. Every unit undergoes a comprehensive performance test, including flow rate calibration, pressure testing and leak detection, to ensure it meets our strict quality standards before leaving the factory.
Applications
These chemical metering pumps are indispensable in numerous industrial applications:
Water Treatment: Dosing of coagulants, flocculants and disinfectants in municipal and industrial water treatment plants
Chemical Processing: Accurate transfer of acids, bases and solvents in chemical manufacturing
Pharmaceutical: Precise dosing of ingredients and additives in drug production
Food & Beverage: Adding flavors, colors and preservatives during food processing
Oil & Gas: Chemical injection for pipeline corrosion protection and well stimulation
Customization Services
We provide comprehensive customization options to address unique operational requirements:
Custom wetted material combinations for handling specific fluids
Explosion-proof motor options for hazardous environments
Integration with PLC and SCADA systems for automated process control
Custom flow rate and pressure ranges to match application needs
Specialized pump heads for high-viscosity or high-temperature fluids
Why Choose HEXING
HEXING is a leading manufacturer of flow rate adjustable metering pumps with a proven track record of delivering high-quality solutions to industrial clients globally. We invest heavily in research and development to continuously improve pump performance and reliability. All our products are certified to international standards, ensuring compliance with safety and quality regulations. We offer competitive pricing, fast delivery times and dedicated after-sales support, including spare parts availability and technical assistance. Our team of experienced engineers works closely with clients to design custom solutions that perfectly fit their specific process requirements.
FAQs
What types of fluids can your metering pumps handle?
Our pumps can handle a wide range of fluids including water, acids, bases, solvents, oils and mild slurries. We can recommend the appropriate material based on your specific fluid.
Can the flow rate be adjusted while the pump is running?
Yes, all our metering pumps feature stepless flow rate adjustment that can be performed during operation.
Do you offer explosion-proof models?
Yes, we provide explosion-proof metering pumps certified for use in hazardous areas with flammable gases or vapors.
What is the expected service life of your metering pumps?
With proper maintenance, our pumps can last 5-10 years. Regular replacement of wear parts like diaphragms and valves will extend service life.
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Tel : +86-535-8586633 / + 86-150-54535180 Email : helenluan@lk-hexing.com Address : North of yanglan, zhuyouguan town, longkou city, shandong province.
