Reference Guides
These reference guides are designed to work as an addition to our extensive Frequently Asked Questions and How‑To Sections of our site to provide you with a foundation to learn more about products, applications and other information. They will provide you a common point of reference for speaking with us and will bring your line of questioning to a higher level and actually save you time.
Material Specification Charts
Material Specification Charts
Easy to Use charts let you view all Smooth-On products inside of a material category and their technical specifications.
Durometer Shore Hardness Scale
Durometer Shore Hardness Scale
What is a durometer? Learn about the different Shore Hardness scales for measuring the stiffness of different materials.
Viscosity Scale
Viscosity Scale
What does viscosity mean? Learn about fluids and the measure of their ability to flow.
Preparation of Surfaces for Epoxy Adhesive Bonding
Preparation of Surfaces for Epoxy Adhesive Bonding
Recommendations on treating different surfaces for the best possible adhesive bonding.
Body Double™ Silicone Visual Coverage Chart
Body Double™ Silicone Visual Coverage Chart
Visual guide for calculating the amount of Body Double™ Silicone Rubber needed to make various body part molds.
Sealers and Releases Guide
Sealers and Releases Guide
Release Agents are a topic unto themselves. Applying no release agent or the wrong release agent can result in your mold rubber bonding or mechanically locking on to your original model.
Skin Safe Materials
Skin Safe Materials
List of Smooth-On materials that have been certified by an independent lab as skin safe to the OECD TG 439 certification. No animals were used in testing.