Products
Hydrophilic pleated filter element made of polytetrafluoroethylene
The filtration membrane is made of hydrophilic polytetrafluoroethylene (PTFE). The product is assembled by heat welding with an internal support frame made of polypropylene or stainless steel. The hydrophilic membrane is resistant to strong acids and alkalis, high temperatures and ozone, suitable for clarifying and sterilizing filtration of highly corrosive, highly oxygenated liquids and organic solvents.
Description
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Product performance characteristics
The filtration membrane is made of hydrophilic polytetrafluoroethylene (PTFE). The product is assembled by heat welding with an internal support frame made of polypropylene or stainless steel. The hydrophilic membrane is resistant to strong acids and alkalis, high temperatures and ozone, suitable for clarifying and sterilizing filtration of highly corrosive, highly oxygenated liquids and organic solvents.
Applications
1. Sterilizing filtration of lysosomal enzymes
2. Sterilizing filtration of medicinal solutions
3. Filtration of hot deionized water
4. Sterilizing filtration of organic solvents
5. Sterilizing filtration of corrosive liquids
6. Filtration of mineral water, purified water and other ozone-resistant strong oxygen liquids
Product Features
1. Resistance to concentrated acids and alkalis;
2. Heat resistance and ozone resistance;
3. Complete absence of adhesives;
4. Unique microporous structure, ultra-high throughput;
5. Washing with ultrapure water, no fiber detachment;
6. Each filter element is tested for integrity.
Structural composition
| Component | Material |
| Filter material | Hydrophilic polytetrafluoroethylene (PTFE) membrane |
| Support and distribution layer | Polypropylene |
| Housing, end caps | Polypropylene |
| Central rod | Polypropylene or stainless steel |
Dimensions
| Parameter | Meaning |
| Outer diameter | Ø68, Ø69 mm |
| Inner diameter | Ø33 mm |
| Length | 2.5-40 inches |
| Effective filtration area | 0.65 m² by 10 inches |
Technical Parameters
| Indicator | Meaning |
| pH range | 1–14 |
| Standard operating temperature | ≤65°C |
| Maximum operating temperature | 90°C |
| Maximum pressure drop | 0.42 MPa at 25 °C 0.10 MPa at 90 °C |
| Sterilization mode | 121±2 °C, 30 minutes per cycle or autoclave 30 minutes per cycle |
Leachables
| Indicator | Meaning |
| Endotoxin | <0.25 EU/ml |
| Leachables | <0.03 g per 10" filter element |
Curve of initial clean water flow versus pressure drop (10-inch filter)
Interface Specifications
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