Using the highest quality fiber materials and world-class needling techniques and equipment, HL Filter manufactures a wide range of Polypropylene(PP) needle felts with high dust-holding capacity and good air permeability. Our PP media can be used for a wide variety of applications and are characterized by their outstanding resistance to chemicals and hydrolysis.
Bulk Roll Goods: weight, thickness, density, roll width, and roll length are customized at your request.
Excellent cake release. Lowest temperature
Polypropylene felt is used for general applications where chemical and moisture attacks other fibers.
Polypropylenes offer high strength, excellent resistance to most acids and alkalis
Smoothness of fibers allows good cake release and resistance to blinding. Moisture absorption is virtually non-existent.
Excellent resistance to both mineral and organic acids and alkalis with the exception of sodium and potassium hydroxide above 110degrees.
Fair resistance to most oxidizing agents.
Excellent resistance to most organic solvents with the exception of ketones, esters, and chlorinated hydrocarbons
Continuous operating temperature 194°F (90°C)
Standard Finish Options
Customized per order