Two of the most common values associated with foam are firmness and compression. Check out our blog to understand how to differentiate between and measure both!
What is Foam Compression Set? - Stockwell Elastomerics
Understanding the Basics of the Vickers Hardness Test
Characterization of polyurethane foams prepared from liquefied sawdust by crude glycerol and polyethylene glycol
Anisotropic compressive behavior of rigid PVC foam at strain rates up to 200 s−1 - ScienceDirect
Density, Hardness, Resilience & Weight Of Latex Mattresses
Mattress Firmness Guide - Which Firmness Is Right For Me?
The Difference Between Foam Density, Weight, and Firmness
PF90 High Density Polyurethane Foam 100mm - Easy Composites
Understanding Hardness
Understanding Foam Density, Weight and Firmness
Foam Performance - Polyurethane Foam Association
Polyethylene Foam: Types, Products, Properties, and Production Process, Pe Foam
Compressive strengths of foamed concrete and normal concrete
Foam Density and Quality Explained
Compressive strength versus EPS density for U.S. EPS industry