Donaldson Membranes highlights Tetratex

Published: 24-Mar-2006

Donaldson Membranes will demonstrate a diverse range of Tetratex ePTFE products for the process industry. As experts in the manufacture of expanded mircoporous PTFE membranes, films and laminates, Donaldson Membranes has a portfolio of products which can be tailored to meet the needs of vital applications in a cross-section of markets.


Donaldson Membranes will demonstrate a diverse range of Tetratex ePTFE products for the process industry. As experts in the manufacture of expanded mircoporous PTFE membranes, films and laminates, Donaldson Membranes has a portfolio of products which can be tailored to meet the needs of vital applications in a cross-section of markets.

At the show the company is introducing #6561 HEPA PTFE Laminate to its technical products range. As a HEPA-rated synthetic ePTFE laminate, this new product meets the industry standards of H13 filter class (EN1822) and is therefore ideal for ultra-clean applications in contamination-free environments. HEPA Media has high efficiency, while its non-stick surface provides easy dustcake release and eliminates concerns regarding contamination.

The spotlight will also be on Tetratex Release for industrial products for markets including pharmaceuti-cals and fine chemicals. Tetratex Release is a low cost, high value surface filtration ePTFE membrane product. According to the company, Tetratex Release has a 20% lower constant operating pressure drop when compared with PTFE-coated filter media, resulting in significant energy savings. It achieves near zero emissions for particles above 5µm.

The four efficiency levels of Tetratex ePTFE membranes are: Tetratex Release; Tetratex; Tetratex High Efficiency Membrane; and Tetratex Ultra High Efficiency Membrane. Tetratex membranes are claimed to deliver the highest particulate capture rates, unrivalled dust cake release, extended filter bag life and energy savings.

Hall 4.2, Stand N8

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