Top 5 Casting Resin Problems

These are the top 5 resin issues that mess up your polyurethane resin casts! In this video I explain the common problems and how to avoid them. Overall, Polyurethane resin casting is fairly simple, but there are several common casting issues you need to understand and avoid.
Here they are:
1. Mixing Off Ratio
2. Poor Mixing/Under Mixing
3. Moisture Contamination
4. Incompatible Additives
5. Wrong Release Agent

These common mistakes lead to bubbles, warped parts, and oily parts that will not take paint.

Here's what I used:

[bjbenterprises]

This is a great list of tips to abide by. Many of the material issues we assist customers with often begin with straightforward solutions, similar to the ones you’ve mentioned. Thanks for another great tutorial, Mitch! 🙌👍

[mrsthe]

Great video! I appreciate all of the examples of incorrect methods/ materials.

[AlphaProto]

Now I know why my resin is foaming!
I just thought it was old. It's been sitting in my hot Texas garage and taking on moisture.
Strange thing is the caps are so tight I have to pry them open.
Any way to uncontaminated resin?

[stealthflower]

Algo-comment! (Seriously, it's nice to see the mix of more long form vids with the shorter ones