Nerpa Polymers Casting Epoxy is a crystal-clear, low-viscosity, two-stage UV-protected system formulated specifically for crafting projects requiring prolonged curing time. This formulation is best for applications requiring a 1in to 2in thick epoxy pour, such as river tables, sculptures, encapsulations and dioramas.PropertiesTechnical Properties Casting Thickness 1"-2" thick Mix Ratio by Weight 2.33A:1B Mix Ratio by Volume 2A:1B Pot Life 5 hours Tack Free Time 20 hours Cure Time 24-72 hours Color Clear Shore Hardness 80D Mixed Viscosity 215-250 cps Significant renewable bio-content Low viscosity Optically Clear UV stable Low exotherm chemical reaction Mix ratio : 2:1 parts by volume Mixed Viscosity : 220 cps Shelf Life : 2 years unopened Working Temperature : 22C-25C deg Storage Temperature : 15C-25C deg Working Time : 5 to 7 hours Tacky to Touch : 20-30 hours Demold Time : 40-72 hours Full Cure : 7 to 10 days Shore D Hardness : 82-80 Media Nerpa Polymers Casting Epoxy - Casting Thickness Tips Documentation Technical Bulletin Related ProductsRELATED PRODUCTS:Nerpa Pearlescent Colour Pigments Nerpa Polymers Liquid Colorants