Keeling & Walker

Technical datasheet

Irasorb LM004

Supplied byKeeling & Walker- Last Updated on Mar 30, 2026

Irasorb LM004 by Keeling & Walker is a non-toxic combination of metal oxides designed as highly efficient laser marking additive for polymers. It is a cost effective and very good all-round additive. Irasorb LM004 is suitable for PP, PE, PA, PBT and PVC. The recommended dosage level is 0.5-1.0%.
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Irasorb LM004 properties

Other properties

PropertiesValue & unitTest conditionTest method
Color L* (CIE standard)0.0 Visible After LoginVisible After LoginVisible After Login
Density, Tapped0.0 Visible After LoginVisible After LoginVisible After Login
Surface Area, Specific0.0 Visible After LoginVisible After LoginVisible After Login