Smooth-Cast ONYX SLOW - Ultra-Black Urethane Resin - Gallon Unit

★★★★★ 4.9 79 reviews

US$55.56
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US$55.56
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Free shipping Free 30-day returns

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Management number 229434280 Release Date 2026/05/31 List Price US$55.56 Model Number 229434280
Category

Smooth-Cast ONYX is a mercury-free urethane resin that cures quickly at room temperature to a deep black, solid plastic. ONYX offers the convenience of a 1A:1B by volume mix ratio and has a very low viscosity, so it is easy to mix and pour. POT LIFE: 5 mins; CURE TIME: 90 mins. , SHORE HARDNESS: 80D and offers higher physical properties and higher heat resistance vs. other general purpose resins. Consult the Technical Bulletin for more information. Read the MSDS sheet before using. Visit us at: www.smooth-on.com

  • Convenient if you desire a black casting, adding color pigment is not necessary (can be polished and buffed to a high gloss shine)
  • Unlike other black resins, ONYX does not contain mercury
  • ONYX offers higher heat resistance vs. competitive black resins
  • ONYX is less expensive vs. other black resins
  • Shore 80D
UPC 751635508613
ASIN B0B2V96JPB
Color Black
Model 751635508613
Volume 1 Gallons
Item Form Liquid
Brand Name Smooth-On
Unit Count 1 Count
Part Number 50841
Manufacturer Smooth-On, Inc.
Material Type Plastic
Container Type Can
Full Cure Time 1.5 Hours
Viscosity Level Low
Compatible Material Fabric
Item Package Quantity 1
Water Resistance Level Not Water Resistant
Specific Uses For Product Fabric, Casting

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4.9 out of 5
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79 ratings | 32 reviews
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