Tech Specs
Using Smooth-On’s exclusive “V-Polymer™” technology, VytaFlex™ urethane rubbers offer superior physical and performance properties for casting concrete. VytaFlex™ mold rubbers work especially well for casting pigmented / colored concrete. Molds made with VytaFlex™ Series urethanes will render accurate and uniform colored castings.
Additional Information
SDS
https://www.smooth-on.com/msds/files/666A_1-666B_1.pdf
Specs
https://www.smooth-on.com/tb/files/Vytaflex_Series_TB.pdf