[Woodworkers] Reusing Resin Forms

[Steve Bigelow]

Sorry, I guess I wasn't clear... There are HDPE cutting boards you can use
to make your molds. These are the white plastic cutting boards found at
Dollar Tree, etc.


Regards,
-Steve


On Fri, Nov 18, 2022 at 3:56 PM KAREN MACK via Woodworkers <
woodworkers at lists.sawdusters.org> wrote:

> Or save up your HDPE and make your own molds.
>
> Karen
>
> On 11/18/2022 5:02 PM Gary C Williams via Woodworkers <
> woodworkers at lists.sawdusters.org> wrote:
>
>
>
> Chuck,
>
> If you're making Christmas gifts, you're starting way too early.
>
> You're supposed to be asking these questions around December 20th.
>
> LOL
>
> Gary Williams
>
>
> -----Original Message-----
> From: chuck.steger--- via Woodworkers <woodworkers at lists.sawdusters.org>
> To: 'Steve Bigelow' <sbig333 at gmail.com>; woodworkers at sawdusters.org
> Cc: chuck.steger at gmail.com
> Sent: Fri, Nov 18, 2022 4:46 pm
> Subject: Re: [Woodworkers] Reusing Resin Forms
>
> Steve,
>    Thanks! Yeah HDPE seems to be the form material of choice. I also found
> some companies that make the molds (similar to the Amazon link you had). I
> can only get HDPE sheets from Grainger’s (that I know of – big box doesn’t
> have the thickness). Given I have to make my form anyway, that’s an option.
> The “con” is you still have to treat it like any other form (i.e.
> assembling & caulking). I like the self-contained ones like in your link
> but the “con” of that is then it truly is only for one size (i.e. not
> reconfigurable). This Canadian company (Jeff Mack Supply
> <https://jeffmacksupply.com/en-us>) has several sizes. I just ordered the
> 12x24. I wanted something a little bigger than the Amazon one since these
> will be charcuterie/cutting boards. The only way I can justify the expense
> is I’m telling myself I’m making multiple gifts! I’m still going to make a
> form as outlined below, using mold release. I want to see if this works
> which then frees me up for other form sizes at less cost in the future.
>
> Chuck
>
> *From:* Steve Bigelow <sbig333 at gmail.com>
> *Sent:* Friday, November 18, 2022 12:15 PM
> *To:* woodworkers at sawdusters.org
> *Cc:* chuck.steger at gmail.com
> *Subject:* Re: [Woodworkers] Reusing Resin Forms
>
> I have only used resin forms for resin only products, but the key is that
> you need to have either a draft angle, or use a pliable form like
> silicone. Or, you can make it so you can disassemble the form. For a solid
> form the mold release is a must.
>
> A quick search shows a resin form you can purchase on Amazon.
> https://amzn.to/3gcikaw This one has a draft angle of 3 degrees and is
> made from HDPE. You can use cutting boards for this if you smooth out one
> side.
>
> Regards,
> -Steve
> http://woodworking.bigelowsite.com
> http://pen-blanks.us
>
>
> On Thu, Nov 17, 2022 at 7:48 PM chuck.steger--- via Woodworkers <
> woodworkers at lists.sawdusters.org> wrote:
>
>    I need help from some resin gurus …..
>    The first and only table pour I did was a one-off and so I used a
> disposable form. It turned out pretty decent for my first try. Now I want
> to make cutting boards for Christmas gifts in the river style. They will
> all be the same dimension with only the “river” being unique. My question
> is can you reuse forms?
>    My plans are to use melamine veneer plywood for the base and sides. I
> bought mold release spray which I plan to use on the base and sides. I’ll
> use caulk along the natural edge to try to keep the resin contained but I’m
> sure I’ll have some leaks which is why I’ll spray the whole base. Do I need
> mold release tape? If so, river bed only or whole base & sides? For reuse,
> peel it all off and retape? Or, is mold release spray good enough?
>   Some of the people doing pours are really talented and creative. I’m a
> novice but you have to start somewhere!
>    Thanks!
>
> Chuck
>
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