Oil Purification products
Air Compressor Filter
Air Compressor Inline Filter
Water purification equipment
Air Purification Products
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Replacement or not:Replacement
Certifications and Quality Assurance
LEFILTER adheres to international standards, holding certifications including ISO 9001 (quality management), ISO 14001 (environmental management), ISO 45001 (occupational health and safety), and CE. The company operates a stringent quality control (QC) and quality assurance (QA) system, ensuring product reliability and minimizing customer return rates.
R&D and Innovation
With a commitment to technological advancement, LEFILTER invests 10% of annual sales revenue into R&D. This focus has resulted in over 30 patented technologies, enabling the development of high-performance, cost-efficient filtration solutions.
Global Experience and Partnerships
Since 2008, LEFILTER has served clients across North America, Europe, Southeast Asia, and the Middle East. The company collaborates with universities and research institutions, fostering innovation and solving complex industry challenges.
Supply Chain and Logistics
Strategic partnerships with reputable suppliers and logistics providers ensure timely delivery and reduced supply chain risks. The company’s 13-year track record in global shipping guarantees secure and efficient order fulfillment.
Customer-Centric Service
LEFILTER’s Customer Service Center boasts a 99.8% satisfaction rating, offering rapid response times and tailored support. Post-sales services include technical assistance and maintenance guidance, empowering clients to focus on core operations.
Filter Material: Polypropylene (PP)
Length: 40" (1016 mm), 60" (1524 mm)
Outer Diameter: 6.75" (171 mm)
Inner Diameter: 71.5 mm
Filtration Ratings: 1μm, 5μm, 10μm, 15μm, 20μm, 50μm, 70μm, 150μm
End Cap Material: Nylon
Seal Material: EPDM (Ethylene Propylene Diene Monomer)
Maximum Operating Temperature: 84°C (183°F)
Working Pressure Difference: 0.304 MPa at 21°C; 0.153 MPa at 84°C
Recommended Replacement Pressure Drop: 2.4 bar at 20°C
High Flow Rate Design
The external-inlet and internal-outlet structure enables rapid fluid passage, reducing pressure loss and energy consumption.
Robust Construction
A reinforced internal support skeleton withstands differential pressures up to 0.245 MPa, ensuring stability under high-load conditions.
Progressive Filtration Layers
The gradient density structure enhances contaminant retention capacity, extending filter life and reducing replacement frequency.
Chemical Compatibility
PP materials offer excellent resistance to acids, alkalis, and organic solvents, making the filter suitable for harsh chemical environments.
Ease of Maintenance
Cartridges are easily replaceable without disassembling the entire housing, minimizing downtime.
Customizable Configurations
Multiple cartridges can be installed in a single housing, accommodating flow rates from 30 m³/h to 450 m³/h.
Cost Savings: Reduced energy consumption and longer service life lower operational costs.
Environmental Compliance: Efficient contaminant removal supports sustainable water reuse and wastewater discharge standards.
Versatility: Compatible with diverse fluids, including potable water, industrial solvents, and high-purity solutions.
Scalability: Modular designs allow system expansion to meet growing production demands.
Process Water Purification: Removes suspended solids and impurities from dye baths and rinsing water, ensuring uniform color absorption.
Wastewater Treatment: Filters effluents containing synthetic fibers and chemical residues, enabling compliance with environmental regulations.
Cooling Systems: Protects heat exchangers and boilers from scaling and corrosion caused by hard water.
Recycling Systems: Facilitates water reuse in washing and finishing processes, reducing freshwater consumption.
Power Generation
Filters condensate water in turbines to prevent corrosion.
Purifies cooling tower water in thermal and nuclear plants.
Food and Beverage
Ensures microbiological safety in brewing, dairy processing, and bottling lines.
Removes particulates from syrups and edible oils.
Pharmaceuticals
Provides sterile filtration for APIs (Active Pharmaceutical Ingredients) and solvent recovery.
Oil and Gas
Treats produced water and hydraulic fracturing fluids.
Chemical Processing
Filters aggressive solvents and catalyst slurries in petrochemical plants.