Making Things with Milo - Hollow, Impact-Resistant Flexible Prop

KX Flex 90 is a Shore 90A durometer two-part urethane elastomer mixed 100A : 120B by weight that has a short pot life and quick demold time. Milo demonstrates how to do a hand rotational casting with KX Flex 90 into a Rebound 25 mold in order to make a lightweight and impact resistant prop bust. More information about KX Flex elastomers: Shore Hardness guide: #smoothon #moldmaking #casting Adult Supervision Required Keep Out Of Reach Of Children --- Make It Now! with Smooth-On