Smooth-On Smooth-Cast ONYX FAST, Trial Set

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Smooth Cast Onyx can be described as an 'Ultra Black' colored plastic casting resin. Smooth Cast Onyx offers the convenience of a 1A:1B by volume mix ratio and features a very thin viscosity, making it easy to mix and pour. Smooth Cast Onyx resin has an ultimate Shore hardness of 80D and offers higher physical properties and higher heat resistance vs. other general purpose resins. Smooth Cast Onyx is a mercury-free urethane resin that cures at room temperature to a deep black, solid plastic.

Advantages that ONYX resins offer over other resins:
1) if you desire a black casting, adding color pigment is not necessary

2) cured plastic is ultra-black and darker than competitive black resins

3) Cured ONYX plastic can be polished and buffed to a high gloss shine

4) ONYX offers higher heat resistance vs. competitive black resins

5) unlike other black resins, ONYX does not cont