LEFILTER Security Bag Filters

Product Overview

LEFILTER security filters provide absolute particulate removal as the last defense for sensitive industrial systems. Our high-efficiency cartridge filters capture 99.99% of particles ≥1μm, ensuring process integrity and equipment protection in demanding applications.

Key Advantages

✔ Burst-resistant - Withstands 8 bar working pressure
✔ Zero bypass - Dual O-ring sealing technology
✔ Material compliant - FDA, USP Class VI, and REACH options
✔ Quick-change design - No tools required for replacement

Technical Specifications

Working Principle

Three-Stage Protection:

1. Pre-Filtration

• Outer mesh screen traps large debris (≥100μm)

2. Depth Filtration

• Graded-density media captures mid-size particles

3. Surface Filtration

• Membrane final layer ensures absolute retention

Automatic air vent and drain valve options available

Application Fields

Pharmaceutical & Biotech

• Final filtration of WFI (Water for Injection)

• Process gas sterilization

Food & Beverage

• Bottling line final polish

• CIP (Clean-in-Place) system protection

Electronics

• Ultrapure water terminal filtration

• Photochemical filtration

Industrial Processes

• RO/DI system prefiltration

• Hydraulic fluid protection

Product Series

Why LEFILTER?

• Validated Performance - Complete test reports with each unit

• Technical Support - Dedicated process engineers

• Custom Solutions - Non-standard sizes/connections

📥 Resources:

• [Validation Guide]

• [Installation Video]

• [Material Certificates]

Maintenance Protocol

1. Daily - Monitor differential pressure (replace at 2 bar ΔP)

2. Monthly - Integrity test with bubble point method

3. Annually - Full system sanitization

For validation documentation or application consulting, contact our filtration experts!