Aluminum Oxide Abrasive: The 320 grit sandpaper roll is made of aluminium oxide, which can withstand greater pressure, heat, and grinding than any other abrasive; Due to its low iron content, this abrasive paper will not discolor the surface you are polishing; During use, it can produce sharp and consistent polishing patterns.
TOPBRAS ABRASIVOS VINHEDO Abrasivos de Alta Performance Experiência, Competência e Qualidade