Sticky Model Horses and Bubbles—What the heck is going on?

If you’ve ever unboxed a model horse only to find it oddly tacky or blemished with tiny bubbles, you’re not alone. This report explores the root causes behind sticky surfaces, bubbles, warping, and other casting flaws—so you can understand what’s going wrong and how to avoid it. Whether you’re new to polyurethane casting or an […]