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Questions tagged [styrofoam]

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3 votes
1 answer
1k views

How to avoid bubbles in castings using dissolved Styrofoam?

I'm trying to do low-budget plastic casting. The process is pretty simple. Put Styrofoam in acetone. It dissolves into some goo. Stick the goo in a mold and wait for it to harden. When I try it, the ...
Dolly's user avatar
  • 581
2 votes
3 answers
20k views

Glue for polystyrene foam

I want to glue together several sheets of polystyrene foam (just a prototype / research project). I choose extruded polystyrene foam for its extra strength compared to expanded. However, I am not sure ...
virolino's user avatar
  • 1,768
5 votes
1 answer
6k views

Paint or glue porous floral Styrofoam?

Floral Styrofoam comes in some shapes perfect for a craft I'm working on (colorful noodle dinosaurs), but I'm having a really difficult time getting anything to stick because it's so porous. This ...
user avatar
14 votes
4 answers
25k views

Is there a way to cleanly cut Styrofoam?

My roommate is a bit of a pack rat and has several old TV and computer monitor boxes with Styrofoam supports. I am thinking of cutting the Styrofoam into little "bricks" and building a small ...
Jay's user avatar
  • 555