Quote:
Originally posted by ozzy7750
cather: (or anyone really): how do you get your o-rings set in like that? do you have an o-ring in both the top and bottom layers, or was that just for the photo? where do you find o-rings that shape, or are they just flat pieces of rubber which are cut out?
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The O-ring groove is cut with a CNC mill. There are two O-rings, between the three plates.
The O-rings are circular (toroid) in shape when you buy them and they just fit into the channels. The O-rings I used are industry standard BS137 sizing.