Duramould is a 2-part polyurethane flexible moulding rubber for use in plaster and concrete casting. They are simple to use, have low viscosity and gives an excellent detail reproduction and high tear strength. The 2 parts are colour coded for ease of mixing. The ET45 is a 1:1 mix ratio and ET30 is 0.7:1. The ET60 and ET70 are not stock items, please enquire further for availability.
Duramould is a Polyol & Isocyanate based material. For the best results and long-term mould life, moulds should be left 7 days before entering production to allow full cure.
Grade ET 30 ET 45 ET 60 ET 70
Colour Yellow Red Orange Clear
Mixing Ratio 0.7:1 1:1 0.5:1 0.29:1
Gel Time (Mins) 15-25 15-25 10-20 10-15
Shore Hardness 30A 45A 60A 70A
· Hand Mixable Grades
· Room temperature castable
· Moisture tolerance
· Finger print reproduction
· Minimal shrinkage