Process Filtration

Leaf Filter Bags

High-performance leaf filter bags are engineered for vacuum and pressure leaf filters, to achieve high, constant flow rates, reduced scaling, and long service life across process industries


Uninterrupted Flow, Maximum Recovery.

  • High Flow Rate

    High flow rates with excellent particle retention, no bypass, reduced scaling, and zero product loss.

  • Built to Last

    Robust fabrics and reinforced seams and sealings deliver long service life, reducing downtime and replacement costs.

PF Leaf Filter

The Right Solution for Your Filtration Challenge

Sefar leaf filter bags are optimized for vacuum, pressure, and multichannel bag systems across chemical, mineral, and food processes. We offer customized solutions with exceptional filtration performance, long service life, and easy installation.

Pressure Leaf Filter Bags

Pressure Leaf Filter Bags

Robust construction provides sealing strength, dimensional stability, and long service life under high pressure and temperature cycling.

Filter Media Technology 

We offer a wide range of monofilament and multifilament fabrics tailored for leaf filter systems. Whether it’s for a maximum flow rate, chemical resistance, or fine particle retention, our filter media ensures reliable filtration performance.

PF MONO

SEFAR TETEX® MONO monofilament fabrics offer excellent cake release and low clogging. They are ideal for processes where cleanability, quick rinsing and consistent flow are essential, such as alumina clarification, and sugar juice filtration.


Made to Fit

Patented Closures

Patented Closures

Secure, user-friendly closures ensure leak-tight performance and quick installation, even on large filter units.

  • Chemical and Thermal Resistance
    Made from a broad range of polymers to meet specific chemical and thermal demands, ensuring stable, long-term filter performance.
  • Mechanical Properties
    Engineered for heavy loads and high pressure, with optimized strength and dimensional stability for maximum service life and reliable performance.
  • Filter Efficiency
    A broad pore size range from 1–150 µm provides suitability for processing various slurries, ensuring precise particle retention, constant high flow rates, and low filtrate turbidity across all applications.

Downloads

  • media

    English

    pdf, 5.18 MB

    Process Filtration Overview

    Learn more about our process filtration solutions.

PF Diastar Alumina

Alumina production demands leaf filter bags that withstand caustic cleaning, scaling, over-flocculation, and high temperatures. Our pressure and multichannel bags for Kelly and Diastar filters ensure tight sealing, high flow, dimensional stability, and extended service life in harsh conditions.


PF Leaf Filter cervice

Dedicated Support, Worldwide

We support your operations with local expertise, reliable supply, and certified products designed to meet strict industry standards.

Global Reach, Local Expertise

Managing multi-site operations means dealing with shifting regulations, supply challenges, and cost pressure. With regional production hubs and vertically integrated manufacturing, we ensure reliable availability, consistent quality, and fast, expert support, wherever you operate.

Certified Performance, Built to Last

In regulated industries, material compliance and reliability are essential. By controlling every step from yarn production to finished filters, we ensure consistent quality, full traceability, and certified solutions that reduce risk and support long-term process stability.

For Your Market

Learn More About Us


Enabling Life Essentials

Footer sample