Abrasive Pastes
Pastes, which are produced by «Alox» Company, are used for grinding and finishing black metal, nonferrous metal and light metal production. White electric corundum and normal corundum (Russian standard ГОСТ 28818) is used for grinding purposes.
Markings and technical characteristics of pastes are presented in the table.
№ | Paste brand | Abrasive paste components | Mass fraction of grinding materials | Abrasive grain maximum size |
1 | ПТК-5 | Aluminum oxide | No less than 78-80 % | 3-7 micron |
2 | ПМК-7 | White electro-corundum | No less than 70-75 % | 7 micron |
3 | ПМК-10 | White electro-corundum | No less than 70-75 % | 10 micron |
4 | ПМК-20 | White electro-corundum | No less than 70-75 % | 20 micron |
5 | ПМК-28 | White electro-corundum | No less than 70-75 % | 28 micron |
6 | ПМК-40 | White electro-corundum | No less than 70-75 % | 40-45 micron |