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making a board out of plastic?

Posted: Wed Jun 09, 2010 7:53 pm
by $heepy
i was talking to my tech teacher the other day about a project of making a plastic surfboard.

i was thinking of making one out of solid plastic, because weight wont really be a problem and we dont have the tools to form it and have it hollow in the inside.

i asked him what he thought would be the best and he thought the stuff that r/c car bodies are made out of. poly carbonate or some thing like that.
where as at first i was thinking a big slab of acrylic or a lot of sheets of acrylic laminated together.

i was thinking of using routers, and sanders to shape it and then have the fins on the bottom rebated and glued in.

it will be a board just to take down for my mates and my sister that wanna paddle round and muck about when its calm.

am i crazy or is it feasible? what sort of shape should i be looking at doing it, size, and what prices are the plastics you would recommend.

Re: making a board out of plastic?

Posted: Thu Jun 10, 2010 9:38 am
by munch
Go the BEARS!

Re: making a board out of plastic?

Posted: Fri Jun 11, 2010 10:01 pm
by otway1949
munch wrote:fibre glass is made of glass amazingly;
http://en.wikipedia.org/wiki/Fibreglass
and isn't a plastic.

Other plastics you might want to consider are;
- expanded polystyrene
- expanded polypropylene
- expanded polyethylene
- expanded polyurethane
- polyester resin
- epoxy resin
- ....
I suspect unless Sheepy's teacher is cluey the board will be poly-unsaturated.
There were some boards way back that were like the very cheap kick boards; two shaped plastic shells welded together they failed within the first hour of any sort of real surf even kiddies corner type shore breaks.

Re: making a board out of plastic?

Posted: Sat Jun 12, 2010 7:16 am
by carvin marvin
Plenty of ways to build plastic boards here.
Click on projects.
http://www.grainsurf.com/forum/