Delrin AF vs Teflon vs UHMWPE | Eng-Tips
Dec 19, 2007 · Delrin AF (15% PTFE filled delrin) is often used (tapped)to make nuts for precision metal leadscrews on small mills and lathes. Would it not be best to simply use pure …
Delrin, Teflon or Other for sliding surface | Eng-Tips
Feb 7, 2002 · Look at pricing of Polyethylene vs teflon or delrin. (note 'delrin' is the tradename for Dupont 'Acetal') Once you look into cost of Polyethylene, you'll be compelled to make it work. …
Delrin 500AF vs 500CL | Eng-Tips
Dec 9, 2008 · Hi, I plan to use Delrin 500AF for a leadscrew nut. This has teflon for lubrication and in general has the right qualities. 500CL is 'chemically' lubricated. I am looking for guidance as …
Ball Valve Seats and Seals Help | Eng-Tips
Nov 2, 2009 · I'm trying to purchase some low temp valves and I'm having a hard time determining what seats and seals I should get. It seems the main Seat materials are …
Teflon [PTFE] sliding on Aluminium or steel | Eng-Tips
Nov 30, 2009 · Good Morning, I would like to ask you about cooperation between Teflon material and an aluminum plates, below description. I have a plate made of aluminum that moves …
UHMW vs. Delrin | Eng-Tips
Sep 12, 2011 · How did you manage to narrow down the options to UHMW or Delrin? Neither of those materials are particularly well suited for machining fixtures. They are hydroscopic, and …
High-grade engineering plastics (Delrin, in particular) - Plastics ...
Jul 8, 2005 · Looking around and talking to others gave me some names of engineering plastics like acetal (aka Delrin) and Polycarbonate. I just wanted to know if anyone worked with either …
Delrin 507 pricing | Eng-Tips
Jan 28, 2011 · For mechanical/structural strength under long-term UV exposure, Delrin 507 seems to meet our criteria almost suspiciously well. We're machining antenna element …
Delrin vs. Lexan vs. Fiberglass | Eng-Tips
Oct 20, 2010 · Hi, I need some help/input on this.. I'm uncertain which material would be best for this purpose. This setup is a little unique. Basically I'm trying to produce a non-conductive …
Are Delrin Composite gears in motors as good as metal gears?
Apr 12, 2016 · The first one is made of Delrin composite gears, the second one is made of metal and plastic gears and the last one is made of metal gears. How are they ranked in terms of …