20" 0.45μm PTFE Membrane Filter Cartridge for Pharmaceutical Air Sterilization - 69mm OD, 1.36m² Filtration Area

Price Negotiable

Price: Negotiable

MOQ: 100

Delivery Time: 21-30

Brand: WECHANGE

Product Description

Product Overview

WECHANGE PTFE membrane filter cartridges provide exceptional chemical resistance, durability, and critical filtration performance for aggressive fluids and demanding process conditions. These hydrophobic filters deliver superior flow rates and extended service life with minimal extractables.

Key Applications

Solvent and strong oxidizing liquid impurity filtration
Aseptic air intake and exhaust filtration for fermentation, storage, and ingredient tanks
Air sterilization and food/beverage water filtration
Sterile filtration of corrosive gases
Photoresist filtration in semiconductor manufacturing
Liquid and air filtration in microelectronic industry

Technical Features

High flow rates with low pressure drops
Consistent and reproducible particulate removal
No media migration into process fluids
Excellent chemical compatibility with acids, bases, and solvents
100% integrity testing for every pleated filter cartridge
Manufactured in 100,000-level clean room environment

Operating Specifications

Parameter	Specification
Outer Diameter	69mm (2.7")
Length Options	5" (127mm), 10" (254mm), 20" (508mm), 30" (762mm), 40" (1016mm)
Pore Size Range	0.1, 0.2, 0.45, 1.0, 3.0, 10μm
Max Operating Temperature	80℃
Max Operating Pressure	0.5 MPa at 25±2℃ / 0.24MPa at 80±2℃
Filtration Area (20" model)	≥1.36m²
Sterilization Cycles	30 times (121.4℃, 30 min steam sterilization)
Bacterial Retention	Minimum 10⁷ CFU/cm² against Serratia marcescens

Material Construction

Component	Material
Filter Media	PTFE (Polytetrafluoroethylene)
Deflector Layer	Polypropylene
Enclosures/Ports	High Temperature Resistance Polypropylene
Adapter	Polypropylene
Seals	Silicone/EPDM