Smooth-Cast™ 300 Series

Buy Smooth-On at FormX

Smooth-On is one of the world’s leading manufacturers of 3D modeling materials such as mold-making, casting and special effects materials, as well as industrial casting resins, adhesives and equipment. FormX is the main distributor of Smooth-On products in Europe.

Smooth On

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SC-300 Series info

Smooth cast ™ 300 series are ultra-low viscosity, bright white casting resins with various potlife and demold time. Vacuum degassing is not necessary. They offer the convenience of a one to one mix ratio (one part A to one part B by volume). Applications include reproducing small to medium size sculptures, cold cast bronze castings, making prototype models, roto cast pieces, special effect props and decorative jewelry.

Smooth cast ™ 300 Q - 4-5 minute demold time Smooth cast ™ 300 - 10 minute demold time Smooth cast ™ 305 - 30 minute demold time Smooth cast ™ 310 - 2-4 hour demold time

Note that the quick curing resins are only suitable for smaller castings and not big masses. The slow curing resins are suitable for larger castings and generally not for smaller sizes. look at the technical Bulletins for more information.

SC-300 Series Properties Table

Product Name A:B Mixing Ratio Color Comp. Strength Demold Time Mixed Viscosity Pot Life Tensile Strength Ultimate Shore Hardness Specific Weight Cu.Inch/lb
Smooth Cast 300Q 1:1 Volume white 4500 psi 5 min 80 cps 30 sec 3000 psi 70 D 26.4
Smooth Cast 300 1:1 Volume white 4500 psi 10 min 80 cps 3 min 3000 psi 70 D 26.4
Smooth Cast 305 1:1 Volume white 4500 psi 30 min 80 cps 7 min 3000 psi 70 D 26.4
Smooth Cast 310 1:1 Volume white 4500 psi 2-4 hrs 80 cps 20 min 2600 psi 70 D 26.4

Accessories

Click on the tabs to find pigments and fillers that are frequently used with Smooth-Cast 300 Series resins

SO-Strong Color chart

Why buy at FormX?

  • Dedication to Materials

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    For over thirty years we have sought out the highest quality modelling, moulding and casting materials from around the world.

  • Inspiring + Unique

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    From silicones and resins to Jesmonite and special effects materials — a curated range for professionals, artists and makers.

  • Expert Advice

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    Our sales team is widely known for their knowledge and dedication, supporting you in mould making, casting, sculpture and prototyping.

  • Shipping Across Europe

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    We ship from our warehouses in Amsterdam, Barcelona and Madrid to customers throughout Europe, from Greece up to Norway.

  • Amsterdam Original

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    Founded in Amsterdam, FormX grew from a local art foundry into a major European supplier — with our roots firmly in the city.

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