Liquid polyurethane moldmaking compound that is a pourable version of MasterMold 12-3.

Uses: Best suited for making molds of objects or structures that can be laid flat in a container so that the moldmaking compound can be poured onto and around them. Examples include doll faces, jewelry, moldings, low reliefs, medallions, patterns, models, and tools. Recommended for 1 and 2-part molds.

Features and Benefits: The major benefits of MasterMold 12-8 are that it reproduces exquisite details, is very flexible, reusable, and easy to use.

Technical Characteristics: Part A Resin: Clear, pourable viscous liquid, 8.7 lbs/gal (1.04 Kg/liter). Part B Hardener: Pink, pourable, viscous liquid, 8.9 lbs/gal (1.07 kg/liter). 1-1.5 hour working life at room temperature. Hardens in 12-16 hours at room temperature.

Typical Test Results
		Kg/cm2	Mpa	Psi
Elongation	>600%
Hardness, Shore A	28
Tensile Strength		4.0		57

 Download Technical Data Sheets (TDS)(790.04 KB)

 Download MSDS (96.37 KB)