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open cell sponge rubber
- Thread starter AJ460
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btrueblood
Mechanical
Not usually a single step process, depending on how "open" your desired structure is. See
btrueblood
Mechanical
To be a bit more specific, I don't think you can mold a foam without a skin. Usually, fully open-cell foam must have the skin skived away from the molded block, using a knife or bandsaw. As shown in the wiki link, reticulation of a foam involves a few more steps.
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