Tag Archives: FDA approved polymer fasteners

PTFE Screws for Laboratory Corrosion

Posted on May 9, 2018 by dean

I’m running some laboratory testing in a mixed acid environment and would like to use a corrosion resistant polymer as apposed to a metal. I’ve tried PEEK screws but am still struggling a bit with some acids. Is there anything better? PEEK screws provide reasonable corrosion resistance to most acids … Continue reading →

Posted in Application, Corrosion Resistance, Engineered Polymer Fasteners, FAQs, Technical Questions | Tagged , , , , , , , , , , , | Leave a comment

PEEK Screw Strength vs FDA Approved PTFE Screws

Posted on April 2, 2018 by dean

Q: I work in the food industry and need a larger sized polymer fastener sized 1/4-20 x 2.5″. I tried PTFE but it isn’t does not seem to have enough strength. It also needs to be FDA approved and offer moderate corrosion resistance. A: Not knowing the specific strength requirements … Continue reading →

Posted in Application, FAQs, High Strength, Specialty Metal Fasteners, Technical Questions, Ultra Purity | Tagged , , , , , , , , , , , , | Leave a comment