HFU640UY020J replacement
1. Core Specifications
Parameter | Value |
Filtration Rating (Absolute) | 20 μm |
Cartridge Length | 40 inches (1016 mm) |
Outer Diameter (OD) | 6.0 inches (152.4 mm) |
Inner Diameter (ID) | 3.5 inches (89 mm) |
Flow Direction | Inside → Out |
Core Design | Coreless (All-Plastic Construction) |
Seal Material | EPDM |
2. Material Construction
• Filter Media: High-quality pleated polypropylene (PP) depth media, optimized for medium-coarse filtration, ensuring efficient retention of fine to medium particles and excellent chemical compatibility.
• Support/Drainage Mesh: Polypropylene mesh, providing strong structural support and efficient drainage to maintain stable flow rate even with moderate contaminant loads.
• End Caps & Handle: 10% glass-filled polypropylene (GF PP), durable, impact-resistant, and resistant to industrial chemicals and high temperatures.
• Outer Wrap: Polypropylene, protecting the pleated media from damage during installation, transportation, and operation.
• O-Ring Seal: EPDM (Ethylene Propylene Diene Monomer) rubber, ensuring a tight, leak-free seal with Pall HFU series filter housings, preventing bypass of unfiltered fluid.
3. Performance Data
Performance Parameter | Value |
Effective Filtration Area | 11.8 m² |
Nominal Maximum Flow Rate (23°C, Clean Water) | 1300 L/min (343 gpm) |
Maximum Operating Temperature (Aqueous Systems) | 82°C (180°F) |
Maximum Differential Pressure (at 82°C) | 3.4 bar (50 psid) |
Typical Change-Out Pressure Drop | 2.0–2.5 bar (29–36 psid) |
Dirt-Holding Capacity | ≥ 185 g (tested with ISO 12103-1 A2 fine test dust) |
4. Operating Conditions
Operating Parameter | Value |
Maximum Operating Pressure | 10.3 bar (150 psig) |
Operating Temperature Range (Aqueous) | 4°C – 82°C (39°F – 180°F) |
Operating pH Range | 1 – 14 (compatible with most industrial fluids) |
Recommended Flow Velocity | 0.13 – 0.33 m/s |
Service Life | Dependent on feed water quality; typically 2–6 weeks in industrial pre-filtration applications |
5. Pressure Drop on Flow Rate
Note: Data measured at 23°C (73°F) with clean water, for reference only. Pressure drop increases as the filter accumulates contaminants.
Flow Rate (L/min / gpm) | Pressure Drop (bar / psid) |
325 / 86 | 0.13 / 1.88 |
650 / 172 | 0.27 / 3.91 |
975 / 258 | 0.51 / 7.39 |
1300 / 343 | 0.78 / 11.31 |
6. Key Features
• Direct Drop-In Replacement: 100% compatible with Pall HFU640UY020J, no modifications to existing Pall filter housings required, ensuring seamless installation.
• High Dirt-Holding Capacity: Pleated polypropylene media design maximizes filtration area, capturing more fine to medium particles and extending service life, reducing replacement frequency.
• Coreless Design: Reduces disposal waste and weight, while maintaining strong structural integrity during high-flow operation and installation.
• Excellent Chemical Compatibility: Resistant to most industrial fluids, water, and chemicals, suitable for diverse industrial pre-filtration applications.
• Cost-Effective: Delivers performance equal to the original Pall cartridge at a fraction of the cost, significantly reducing operational and maintenance expenses.
• Leak-Free Seal: EPDM O-ring ensures a tight, reliable seal, preventing bypass of unfiltered fluid and maintaining consistent filtration efficiency.
• Easy Installation & Replacement: Lightweight design and standard dimensions make installation, inspection, and replacement quick and simple, saving labor costs.
7. Typical Applications
• Raw water pre-treatment (municipal, industrial, and well water sources)
• Industrial cooling water pre-filtration (removing fine to medium particles to protect heat exchangers)
• Process water pre-filtration (chemical, electronics, and manufacturing industries)
• Wastewater pre-filtration (removing suspended solids before advanced treatment)
• RO system pre-filtration (protecting RO membranes from clogging)
• Power plant condensate pre-filtration (medium-coarse filtration before fine polishing)
• Food and beverage water pre-filtration (preliminary filtration to remove impurities)
8. Regulatory Compliance
• Food Contact Compliance: Conforms to FDA 21 CFR Part 177.1520 for polypropylene materials, safe for food and beverage pre-filtration applications.
• Pharmaceutical Compliance: Manufactured in accordance with cGMP (Current Good Manufacturing Practices) standards, suitable for pharmaceutical pre-filtration systems.
• Material Safety: All materials are non-toxic, non-leaching, and meet international safety standards for industrial and potable water applications.
• RoHS Compliance: Complies with EU RoHS Directive (2011/65/EU) and subsequent amendments, restricting hazardous substances.
• REACH Compliance: Meets EU REACH Regulation (EC) No. 1907/2006, ensuring the safety of all substances used in the product.
MemKway MK-HFU640UY020J is a direct, drop-in replacement for Pall Ultipleat HFU640UY020J high flow filter cartridge. It is engineered to match the original’s dimensions, performance, and compatibility, requiring no modifications to Pall HFU series filter housings. This cost-effective alternative delivers reliable medium-coarse filtration, high dirt-holding capacity, and long service life, ideal for industrial raw water pre-treatment and process water pre-filtration applications.
