... 2000Certifications Mechanical seal,seal,Oil sealPtfe Packing with free oil is made of 100% PTFE yarn, without the use of additional ... and simple to install, with minimum maintenance requirements. Teflon Packing can be adjusted very finely and reduced to extremely low ... seals pump used in food processing, pharmaceuitcal, paper mills, fiber plant, where high purity and corrosion resistance is required. ...