Smooth-Cast™ 325 Series

Create accurately colored castings with Smooth-On color-neutral urethane resins designed for pigmenting, filler effects and detailed reproduction work. The Smooth-Cast™ 325 Series offers low viscosity, 1A:1B mixing by volume and Shore 72D hardness, with different working and cure times across 325, 326 and 327. Ideal for models, prototypes, props, decorative castings and production parts.
Available in Smooth-Cast™ 325 Series
Product Color Color Mixed Viscocity Cure Time Pot Life Flexural Strength Flexural Modulus Specific Volume Specific Gravity Mix Ratio By Weight Shrinkage Mix Ratio By Volume Tensile Strength Elongation At Break Shore D Hardness Heat Deflection Temp Compressive Strength Tensile Modulus Compressive Modulus
Smooth-Cast™ 325 Clear Amber Clear Amber 100 cps 10 min. 2.5 min. 3,690 psi 101,000 psi 25.9 cu. in./lb. 1.07 g/cc 115A:100B 0.01 in. / in. 1A:1B 3,170 psi 10 % 72 120 °F 3,500 psi 140,000 psi 36,500 psi
Smooth-Cast™ 326 Clear Amber Clear Amber 100 cps 60 min. 9 min. 3,100 psi 95,700 psi 25.9 cu. in./lb. 1.07 g/cc 115A:100B 0.0075 in. / in. 1A:1B 3,170 psi 10 % 72 120 °F 3,080 psi 140,000 psi 32,200 psi
Smooth-Cast™ 327 Clear Amber Clear Amber 100 cps 4 h. 20 min. 3,100 psi 95,700 psi 25.9 cu. in./lb. 1.07 g/cc 115A:100B 0.0075 in. / in. 1A:1B 3,170 psi 10 % 72 120 °F 3,080 psi 140,000 psi 32,200 psi

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