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Questions tagged [print-strength]

Questions related to the mechanical strength of a print, e.g. material strength, or finished part strengths

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33 votes
7 answers

Designing clips that won't break

As my first project, I'm trying to design a holder for glass vials, for a scientific application. The photo below shows the latest design iteration, and also shows the problem with it: As you can see,...
N. Virgo's user avatar
  • 1,595
10 votes
2 answers

What is a good way to estimate the impact on material strength different printing methods will have?

I'm going to 3D print a part that needs to meet certain strength requirements, due to its usages. I know how strong a particular plastic (eg. comrpessive/tensile/shear strength) is when dealt with in ...
GiantCowFilms's user avatar
7 votes
1 answer

FDM layer bonding strength

I'm looking for some advice, rules of thumb, or models for how to design parts for layer bonding strength. As an example part, lets assume a circular beam in bending (tall cylinder). Depending on how ...
Diesel's user avatar
  • 1,905
6 votes
1 answer

Which material "creeps" (plastic deformation) the least (or nothing at all) under pressure after being printed?

I would like to build a standing shelf where the supports which hold each successive plank are 3D printed (to obtain special shapes). However, I read that PLA flows under constant stress/pressure. ...
FarO's user avatar
  • 4,323