How many threads of what diameter....

[irving2008]

.... do I need in a piece of Delrin rod threaded M?? to hold a 100kg load, and what OD should the rod be? I should be able to work it out but my brain is fried tonight....

[mekanik]

Hi irving
could be some info in this
http://plastics.dupont.com/plastics/pdflit/americas/delrin/230323c.pdf
try various thread core diameters, Metric Course Thread.
Mike