Wuhan Wechange Technology Co., Ltd
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal |
| Supply Ability | 5000pc/month |
| Delivery Time | 21-30 |
| Packaging Details | PE bag + box |
| OD | 68mm |
| Length | 20" |
| Filtration Rating | 0.45μm |
| Effective filtration area: | ≥1.36m²/20" |
| MOQ | 100 Piece |
| Membrane Material | PTFE |
| Shell & Core Material | PP |
| Brand Name | WECHANGE |
| Model Number | WF-PL-F-0045-20-B-S |
| Certification | |
| Place of Origin | PRC |
View Detail Information
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal | Supply Ability | 5000pc/month |
| Delivery Time | 21-30 | Packaging Details | PE bag + box |
| OD | 68mm | Length | 20" |
| Filtration Rating | 0.45μm | Effective filtration area: | ≥1.36m²/20" |
| MOQ | 100 Piece | Membrane Material | PTFE |
| Shell & Core Material | PP | Brand Name | WECHANGE |
| Model Number | WF-PL-F-0045-20-B-S | Certification | |
| Place of Origin | PRC | ||
| High Light | PTFE Membrane Filter Cartridge ，20" PTFE Membrane Filter Cartridge ，0.45μM ptfe filter cartridge | ||
Description of Pharmaceutical Air Sterilization Filtration
PTFE membrane filters providing the utmost assurance of chemical resistance, durability and critical filtration performance in aggressive fluids.
WECHANGE PTFE(polytetrafluoroethylene) membrane filters cartridge offer the highest level of assurance of chemical compatibility and filtration performance in aggressive chemicals, prolonged hot air service and other severe process conditions.
Our products delivers superior flow rates and long service life. The highly porous membrane is inherently hydrophobic and offers maximum chemical compatibility with minimal extractables in a wide range of fluids and applications. Support components are all-polypropylene.
Application of Pharmaceutical Air Sterilization Filtration
Features of Pharmaceutical Air Sterilization Filtration
Operating Characteristic of Pharmaceutical Air Sterilization Filtration
| Outer Diameter | 2.7”/69mm |
| Length | 5”/127mm 10”/254mm 20”/508mm 30”/762mm 40”/1016mm |
| Pore Size | 0.1, 0.2, 0.45, 1.0, 3.0, 10μm |
| Max. Operation Temperature | 80℃ |
| Max. Operation Pressure | Forward direction: 0.5 MPa(25±2℃) 0.24MPa(80±2℃) *It not recommend for reverse use |
| Filtration Areas | 5”≥0.34m²; 10”≥0.68m²; 20”≥1.36m² 30”≥2.04m²; 40”≥2.72m² |
| Integrity Testing | Bubble Point≥60 KPa Under 50 KPa,Diffusion flow＜15 ml/min 25℃, ethanol as the wetting solution |
| Sterilization | 30 times (121.4℃,30 min offline high-pressure steam sterilization) |
| Bacterial Retention Capacity | Minimum retention rate 107 CFU/cm2 The product was tested against Serratia marcescens (ATCC14756) using ASTM F838 method. |
| Extractable Substance | ＜50 mg/m2 After high-pressure steam sterilization(121.4℃,60 min), 25℃±2℃ immersing in pure water for 24h |
| Biosafety | The endotoxin level＜0.25 EU/ml, and the extraction solution has no acute toxicity |
| Cleanliness | No fibers or other visible foreign objects were detected in the filtered liquid. *Lamp test according to the Chinese Pharmacopoeia 2020 edition <0904> |
Flow Rate of Pharmaceutical Air Sterilization Filtration
Material of Structure of Pharmaceutical Air Sterilization Filtration
| Filter Media | PTFE |
| Deflector Layer | Polypropylene |
| Enclosures/Ports | High Temperature Resistance Polypropylene |
| Adapter | Polypropylene |
| Seals | Silicone/EPDM |
Naming Regulations of Pharmaceutical Air Sterilization Filtration
| WF | PL | F | 0045 | 05 | M | S |
| Trademark | Form | Filtration Materials | Accuracy | length | Adapter | O ring |
| WECHANFIB | PLEATED | PTFE | 0010 0.10μm | 5 5” | A 222/ FIN | S Silicone |
| 0022 0.22μm | 10 10” | B 222/Flat End Cap | E EPDM | |||
| 0045 0.45μm | 20 20” | C 226/ FIN | V FKM | |||
| 0100 1μm | 30 30” | D 226/ Flat End Cap | T PTFE | |||
| 0300 3μm | 40 40” | E DOE | ||||
| 1000 10μm |
| Wechange Pleated Filter Cartridge Products List | ||||||
| Membrane Material | Type No. | Application | Pore Size | Diameter | Length | Adaptor |
| μm | mm | inch | ||||
| PTFE | WF-PL-F-0005-5-* | Air Sterilization Filtration, Photoresist Filtration, Microelectronic Liquid Filtration, Semiconductor Process Gas Line Filtration, Crossive Solvent & Strong Oxidizing Liquid Impurity Filtration. | 0.05 | 69 | 5" | The "*" Indicate type of CONNECTOR and SEAL RING, they're customizable and have below option codes: (Fluororubber) |
| PTFE | WF-PL-F-0005-10-* | 0.05 | 69 | 10" | ||
| PTFE | WF-PL-F-0005-20-* | 0.05 | 69 | 20" | ||
| PTFE | WF-PL-F-0005-30-* | 0.05 | 69 | 30" | ||
| PTFE | WF-PL-F-0005-40-* | 0.05 | 69 | 40" | ||
| PTFE | WF-PL-F-0010-5-* | 0.1 | 69 | 5" | ||
| PTFE | WF-PL-F-0010-10-* | 0.1 | 69 | 10" | ||
| PTFE | WF-PL-F-0010-20-* | 0.1 | 69 | 20" | ||
| PTFE | WF-PL-F-0010-30-* | 0.1 | 69 | 30" | ||
| PTFE | WF-PL-F-0010-40-* | 0.1 | 69 | 40" | ||
| PTFE | WF-PL-F-0020-5-* | 0.2 | 69 | 5" | ||
| PTFE | WF-PL-F-0020-10-* | 0.2 | 69 | 10" | ||
| PTFE | WF-PL-F-0020-20-* | 0.2 | 69 | 20" | ||
| PTFE | WF-PL-F-0020-30-* | 0.2 | 69 | 30" | ||
| PTFE | WF-PL-F-0020-40-* | 0.2 | 69 | 40" | ||
| PTFE | WF-PL-F-0045-5-* | 0.45 | 69 | 5" | ||
| PTFE | WF-PL-F-0045-10-* | 0.45 | 69 | 10" | ||
| PTFE | WF-PL-F-0045-20-* | 0.45 | 69 | 20" | ||
| PTFE | WF-PL-F-0045-30-* | 0.45 | 69 | 30" | ||
| PTFE | WF-PL-F-0045-40-* | 0.45 | 69 | 40" | ||
| PTFE | WF-PL-F-0100-5-* | 1 | 69 | 5" | ||
| PTFE | WF-PL-F-0100-10-* | 1 | 69 | 10" | ||
| PTFE | WF-PL-F-0100-20-* | 1 | 69 | 20" | ||
| PTFE | WF-PL-F-0100-30-* | 1 | 69 | 30" | ||
| PTFE | WF-PL-F-0100-40-* | 1 | 69 | 40" | ||
| PTFE | WF-PL-F-0300-5-* | 3 | 69 | 5" | ||
| PTFE | WF-PL-F-0300-10-* | 3 | 69 | 10" | ||
| PTFE | WF-PL-F-0300-20-* | 3 | 69 | 20" | ||
| PTFE | WF-PL-F-0300-30-* | 3 | 69 | 30" | ||
| PTFE | WF-PL-F-0300-40-* | 3 | 69 | 40" | ||
| PTFE | WF-PL-F-1000-5-* | 10 | 69 | 5" | ||
| PTFE | WF-PL-F-1000-10-* | 10 | 69 | 10" | ||
| PTFE | WF-PL-F-1000-20-* | 10 | 69 | 20" | ||
| PTFE | WF-PL-F-1000-30-* | 10 | 69 | 30" | ||
| PTFE | WF-PL-F-1000-40-* | 10 | 69 | 40" | ||
The PTFE (polytetrafluoroethylene) membrane filter used for pharmaceutical air sterilization and filtration is a highly specialized filtration equipment, primarily applied in the air sterilization filtration of the pharmaceutical industry to ensure the sterility of the production environment.
1.Solvent and strong oxidizing liquid impurity filtration
2.Aseptic air intake and exhaust filtration for fermentation, storage and ingredient tanks
3.Pre filtration of compressed air and nitrogen sterilization
* PTFE membrane filter tubes are made from polytetrafluoroethylene material, which is renowned for its exceptional chemical stability, capable of withstanding most chemicals and solvents, including acids, bases, and organic solvents. This ensures that the filtration performance remains intact even under extreme conditions.
* The design of the filter tubes incorporates high throughput characteristics, allowing for the efficient processing of large volumes of air while maintaining high filtration efficiency, making it suitable for large-scale air purification requirements.
* Regular maintenance and replacement of the filter tubes are necessary to ensure the sustained efficiency of filtration and the perpetuation of a sterile environment.
* Strict quality control system, complete production process flow;
* Short delivery period;
* Flexible payment method: T/T, L/C, West Union, Paypal;
* Free technical support;
* Other specific sizes can be customized;
Dimensions(nominal):
| OD | 69mm |
| Length | 5"(127mm),10"(254mm),20"(508mm),30"(762mm) |
Material of Construction:
| Filter Media | Deflector layer | port | Enclosures/Ports | Seals Material |
| PTFE(PTFE) | Polypropylene | Polypropylene | Polypropylene | Silastic/EPDM |
Beer Clarification Filter Cartridge Performance:
| Maximum operation temperature | 80℃ |
| Maximum operation pressure | Forward direction :0.5 MPa(25±2℃) 0.24MPa(80±2℃) It not recommend for reverse use |
| Filtration areas | ≥0.68 m²/ 10 inch ≥2.04 m²/ 30 inch |
| Integrity test | Bubble Point≥70 KPa Under 50 KPa,Diffusion flow＜15 ml/min 25℃, ethanol as the wetting solution |
| Sterilization | 30 times(121.4℃,30 min offline high-pressure steam sterilization) |
| Bacteria interception | Minimum interception: 107 CFU/cm2 According to standard ASTM F838, Serratia marcescens (ATCC14756) |
| Extractable substance | ＜50 mg/m2 After high-pressure steam sterilization(121.4℃,60 min),25℃±2℃ immersing in pure water for 24h |
| Biosafety | The endotoxin level＜0.25 EU/ml, and the extraction solution has no acute toxicity |
| Cleanliness | No fibers or other visible foreign objects were detected in the filtered liquid |
Company Details
Business Type:
Manufacturer,Seller
Year Established:
2014
Total Annual:
7000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Established in 2014, WECHANGE Technology Co., Ltd. is a scientific and technological innovation enterprise in the field of novel materials. The company has formed an innovative consortium with a dedicated focus on the research and development of fiber filtration membrane, ... Established in 2014, WECHANGE Technology Co., Ltd. is a scientific and technological innovation enterprise in the field of novel materials. The company has formed an innovative consortium with a dedicated focus on the research and development of fiber filtration membrane, ...
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