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polymorph - brackets and things - not a 3D printer but cheap and very cheerful

iainmaoileoin

Experienced Member
Joined
Dec 24, 2014
Messages
216
Location
inverness
I dont know how widespread it is.

Not sure if many people are aware of this.

In Scotland we get a thermosetting polyester called "polymorph". It goes soft at about 70 oC - so can we worked with water just off the boil.

I have just finished manufacturing some brackets to (finally) get some of my SCSI2SD mounted into various holes/slots etc.

When it is soft this stuff can be worked with a rolling pin, fingers, scissors and can be "push cast" into wooden formers. Probably 4-5 mm is the smallest hole you can tamp it into.

When hard it can be drilled, ground, sawn (slowly to not soften it too much).

I use a lot of it with shooters - to modify pistol grips, cheek pieces etc -

Also it takes self-tappers etc. The great thing about it is - if you get it wrong, or change your mind, or are finished with it you can drop it in hot water and start again....
It is less professional but a lot faster than a 3D printer - or even aluminium bashing - for small brackets etc.

They say it is biodegradable but some of my old "castings" are over 5 years old and still hold shape with no noticable degridation.

Just a heads up.
 
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