Expancel® 921 WE 40 d24

Expancel® 921 WE 40 d24 by Nouryon is used as a light weight filler in polyester putties, polyurethane sealants and acrylic latex caulks. It offers high resiliency, easy compression, ability to withstand several cycles of loading/unloading without breaking, good chemical resistance and good thermo-mechanical properties. It provides low density, very good adhesion to polyester, very low porosity, reduction of weight, easy application, very good sanding properties and low after-sinking and shrinkage. Expancel® 921 WE 40 d24 improves shock-, vibration- and sound absorption, thermoinsulation and recovery after elongation and compression.