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One-Stage vs. Two-Stage Foam Process

One-Stage vs. Two-Stage Foam Process

Difference in the foams Within the same density, two-stage foams typically come out with a smoother surface, less pinholes, and slightly better physical characteristics. One-stage tends to be heavier and have a coarser surface. What is the manufacturing process?...
Glossary of Foam Terms

Glossary of Foam Terms

Glossary Term Definition Crosslinking Ties all the polymer molecules together. When the molecules are tied together, they aren’t easily torn apart from each other. Crosslinking makes both elastomers and plastics stronger, improving physical properties such as...
Shore Hardness Scales

Shore Hardness Scales

Shore A V.S. Shore 00 V.S Asker C Shore Hardness Scales provide us with a common reference point when discussing raw materials. The hardness of a foam can be critical for specific  applications. The most common testing standard is ASTM D2240, which uses a variety of...
Static Control

Static Control

Conductive, static dissipative, and anti static are all terms that related to the amount of surface resistivity that a material is providing. There are a number of standards that relate to this family of material, so the best course of action is to identify the...
Skiving Tolerances

Skiving Tolerances

PE foams are typically manufactured in sheets or blocks which may not be perfectly flat due tothe expansion process used to create the foam. Even when removing the outer “skins”, whateverhigh or low spots were on the foam will remain. Elastomeric foams are made from a...