Martoxid® DN-440 calcined aluminum oxide is a 20 micron, hard calcined, fast-acting aluminum oxide used for fine polishing and repolishing of all kinds of steel and for processing nonferrous metals brilliance; pre-grinding of lacquers and plastics. CAS No.: 1344-28-1 EC/EINECS No.: 215-691-6 Information provided by J.M. Huber Corporation |