[hackspacebristol] Injection moulding machine

Jolyon Jenkins jolyonjenkins at googlemail.com
Tue Feb 23 11:04:54 UTC 2016


Interesting thought. Though you'd have to have the mould made in something
that didn't melt as well as high resolution, so it could end up expensive.

On 23 February 2016 at 10:55, Chris Wallace <kit.wallace at gmail.com> wrote:

> It would be interesting to try  3D printed moulds - has been used for
> short-run injection moulding eg
>
>
> http://www.instructables.com/id/Molds-directly-from-a-3d-printer-to-an-injection-/
>
> but using a high resolution printer, not FDM - could get moulds made at
> Shapeways of course
>
> Chris
>
> On Tue, Feb 23, 2016 at 10:31 AM, Jolyon Jenkins <
> jolyonjenkins at googlemail.com> wrote:
>
>> I've been offered a small (benchtop) injection moulding machine for £200,
>> which seems a good deal. It needs a little attention, but not much. It uses
>> compressed air rather than a lever (and so I'd need to get a compressor
>> too).
>>
>> Has anyone got experience of using such things? I don't really know about
>> the moulds. I guess I could use my (Matt's old) CNC router to cut moulds
>> from aluminium blocks (if I went very slowly) but I wouldn't be able to do
>> any undercuts. When I look at places that produce moulds commercially the
>> prices seem to be thousands of pounds, but maybe I'm looking in the wrong
>> place. Any thoughts?
>>
>> J
>>
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