Search found 4 matches

by Just Plain Al
Sat Feb 04, 2012 1:32 am
Forum: Scratchbuilding
Topic: Delrin
Replies: 20
Views: 33423

At the shop I work in we machine bearing surfaces for prosthetic legs from Delrin. Do you use natural delrin or delrin AF, (delrin impregnated with teflon)? I'd think that delrin AF would be superior for bearing blocks, but I don't know what sort of restrictions you might have for prosthesis. Natur...
by Just Plain Al
Fri Feb 03, 2012 1:25 pm
Forum: Scratchbuilding
Topic: Delrin
Replies: 20
Views: 33423

At the shop I work in we machine bearing surfaces for prosthetic legs from Delrin. We specifically use Delrin because glues, paints, and solvents don't stick to it and it is basically self lubricating. The leg manufacturer has tried many alternatives but always comes back to Delrin. Google "Fer...
by Just Plain Al
Mon Dec 05, 2011 9:19 pm
Forum: Finishing
Topic: Reviving dead spray paint cans
Replies: 8
Views: 7923

As a last resort you can hold it upside down and spray out all the propellant. Then carefully pop a hole in the can and decant the paint into a jar to use it in an airbrush.
by Just Plain Al
Tue Oct 04, 2011 11:44 am
Forum: Finishing
Topic: Making small models look large
Replies: 11
Views: 7578

When weathering, try make dust streaks, oil smears, etc. smaller than you normally would. It should give the appearance of a normal stain on a larger surface.