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Polyethersulfone pleated filter element
The filtration membrane is a symmetrical polyethersulfone (PES) membrane manufactured using American technology. The internal support frame is made of heat-resistant polypropylene or stainless steel, all elements are connected by heat welding. The membrane has a uniform pore size, high throughput and minimal protein adsorption; Widely used for final sterilizing filtration of high flow liquids.
Description
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Product performance characteristics
The filtration membrane is a symmetrical polyethersulfone (PES) membrane manufactured using American technology. The internal support frame is made of heat-resistant polypropylene or stainless steel, all elements are connected by heat welding. The membrane has a uniform pore size, high throughput and minimal protein adsorption; Widely used for final sterilizing filtration of high flow liquids.
Applications
1. Clarifying and sterilizing filtration of chemical raw materials in the chemical industry.
2. Sterilizing filtration of alcoholic beverages, mineral water, purified water, fruit juices and other food industry liquids.
3. Water filtration for ultrapure water, optical disc, display and polysilicon production in the electronics industry.
4. Sterilizing filtration of subcutaneous injection solutions, infusion solutions, raw liquids, serum, biologicals, protein solutions, antibiotics and other pharmaceutical liquids.
Product Features
1. Resistant to acids and alkalis;
2. Wide chemical compatibility;
3. Excellent heat resistance;
4. Extremely low adsorption of proteins and microorganisms;
5. Washing with ultrapure water, no fiber detachment;
6. Each filter element undergoes 100% integrity testing.
Structural composition
| Component | Material |
| Filter material | Symmetrical polyethersulfone (PES) membrane |
| Support and distribution layer | Polypropylene |
| Housing and end caps | Polypropylene |
| Central rod | Polypropylene or stainless steel |
Dimensions
Outer diameter: Ø68, Ø69 mm
Inner diameter: Ø33mm
Length: 2.5" - 40"
Effective filtration area: 0.65 m² per 10 inches
Technical Parameters
pH range: 2–13
Standard operating temperature: ≤60°C
Maximum operating temperature: 80 °C
Maximum pressure drop:
0.42 MPa at 25 °C
0.10 MPa at 80 °C
Sterilization mode:
121±2°C, 30 minutes per cycle or autoclave for 30 minutes per cycle
Substances released
Endotoxin: <0.25 EU/ml
Leachables: <0.03 g per 10-inch filter element
Curve of initial clean water flow versus pressure drop (10-inch filter)
Sterilizing filtration of organic solvents
Butyl acetate, ethyl acetate, various esters, acetone, dimethyl sulfoxide, methanol, ethanol, isopropanol and other alcohols.
Air filter-breather for aseptic tanks Filtration for removal of mechanical impurities and sterilization of organic solvents and solvents for synthesis Final clarification and sterilizing filtration in pharmaceuticals, beverage and alcohol production Sterilizing filtration of ethers and alcohols; air filters-breathers for aseptic containers; final clarification filtration for pharmaceuticals, beverages and alcoholic beverages
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