Colour Pencil Casting


Author
Message
CreativeDave
CreativeDave
Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)
Group: Forum Members
Posts: 6, Visits: 14
Hi Everyone!!

Seen a few projects on instructables and youtube using coloured pencils cast into clear resin like this: 

or like this:


I know that the vases are turned on a wood lathe, which is a bit out of my reach for now but i am thinking of starting with something simple like a set of chunky coasters or similar before working up to something bigger - perhaps shaped by hand initially.

I was thinking of using GlassCast or a similar epoxy casting resin for the clarity.   

Now my question!! Does anyone know if it is really necessary to degas the resin either before pouring or once poured into the pot of pencils?
oekmont
oekmont
Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)
Group: Forum Members
Posts: 550, Visits: 27K
Considering the height of the casting, and countless thin gaps, it might be near impossible to get perfect results without degassing.

Becky (Staff)
B
Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)Supreme Being (85 reputation)
Group: Administrators
Posts: 6, Visits: 47
We would agree that to achieve the best results for this kind of project, we would recommend degassing the resin prior to pouring if possible.
This should fill the voids and achieve a great finish.

It would be great to see how you get on...

Becky Hinton
Easy Composites
oekmont
oekmont
Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)Supreme Being (3.2K reputation)
Group: Forum Members
Posts: 550, Visits: 27K
I think in this case, with all those fine gaps, degassing after the pour would be the essential step. To make shure that you don't open unimpregnated areas during the shaping process. Alternatively a pressure chamber would be ok, too.

CreativeDave
CreativeDave
Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)Forum Member (42 reputation)
Group: Forum Members
Posts: 6, Visits: 14
Thanks for the advice people!!!  I don't have my own chamber but a friend has one I can probably use.  So degassing seems the way forward.
GO

Merge Selected

Merge into selected topic...



Merge into merge target...



Merge into a specific topic ID...




Similar Topics

Reading This Topic

Explore
Messages
Mentions
Search