2. Abrasive classification
2.1 Natural abrasives
Quartz: quartz crystals, agglomerated by impurities, form sandstone, which for thousands of years was the only solid abrasive compound used. Today, quartz is only used in certain softwood sanding operations.
Garnet: when it's not pure enough to be used in jewelry, garnet can be used in the manufacture of abrasives for sanding wood.
Emery: composed of a variable proportion of crystallized alumina (35-70%), silica and iron oxide, it is used mainly in the manufacture of millstones, cloth and abrasive paper for manual use; in loose grain form, it is used for polishing.
Natural...
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Abrasive classification
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Standardization
International Organization for Standardization ISO
- Produits abrasifs agglomérés. Généralités. Désignation, marquage, gamme des diamètres extérieurs et tolérances. - ISO 525 - 1986
- Produits abrasifs agglomérés. Dimensions des meules (Partie 1). - R 603 - 1967
- Produits abrasifs agglomérés. Dimensions des meules (Partie 2 : meules plates de tronçonnage, type 1). - 603-2 - 1981
- Produits abrasifs...
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