PROTOTYPING | Silicone Rubbers

Silicone Rubbers
Product Brand Description Color Mixed Viscosity (cps) Shore Hardness Mix Ratio Applications
Ax-Sil 4240

Addition-cure silicone for mold-making and vacuum-casting

Translucent

40,000

40A

100:10

Ideal silicone rubber for reproducing intricate details, maintains close tolerances for mold-making from 3D printers

Essil 125 NA
Condensation-cure (tin-cure) silicone for fastcast urethanes, epoxies.

white or light blue

20,000

22A

100:10

mold making for figurines, resin castings, epoxies.

Essil 245/245
Addition-cure silicone with longevity and excellent reproduction of details

blue

30,000

45A

100:10

pattern/model shop mold making and tooling applications

Essil 245/255
Addition-cure silicone with high strength and excellent release

gray

25,000

53A

100:10

pattern/model shop mold making and tooling applications