The Difference Between Indent Deflection and Compression Set in Foam

What’s the difference, and how do they relate to the foam you choose? Find out how these values can help you select the right foam for your application. 

Figure 4 from An overview of polyurethane foams in higher specification foam mattresses.

A combined compression and indentation study of mechanical metamaterials based on inverse opal coatings - ScienceDirect

A Practical Procedure for Measuring the Stiffness of Foam like Materials

Instron Seating Foam Compression Testing

Indentometer: it tests indentation hardness of foam, cellular plastics

Compression set - Wikipedia

What is Foam Compression Set? - Stockwell Elastomerics

Polyurethane Foam Properties & Certified Standards

Polyurethane Foam Properties & Certified Standards

Foam Indentation Hardness Compression Testing Machine with Deflection Coefficient - China Foam Hardness Testing Equipment, Foam Compression Test Equipment

Choosing the Right Foam Dunnage for Your Packaging - Amcon Foam, Packing Foam

Foam Rubber Compression Testing with ASTM D3574

The Definitive Guide to ASTM D3574

Compression Set of Elastomeric Materials

Compression Force Deflection Overview - Compression Phenomenon Blog Part 2 - Stockwell Elastomerics