Caractéristiques physiques de la poudre d’oxyde d’aluminium brune :
| Forme de cristal : | Alpha-Alumine |
| Densité réelle : | 3,95 g/cm3 |
| Dureté: | Mohs 9.0 |
| Point de fusion: | 2000°C |
| Couleur: | Marron – Tan |
Méthodes d’essai de calibrage de poudre d’oxyde d’aluminium de Brown :
| Dimensionnement : | Norme FEPA 42-2 : 2006 |
| JIS R 6001 – 1998 | |
| Tailles en microns basées sur Coulter Multisizer |
Poudre d’oxyde d’aluminium marron FEPA F – JIS – GB – Norme ISO – Poudres/Micro grains
| Tailles de poudre micron disponibles | ||||||||
| Chine GB 2477-83 | JIS | FEPA (84) / DIN (70) | ISO (77) | |||||
| No de grain | Gamme de taille standard (µm) | No de grain | valeur ds50 (µm) | No de grain | valeur ds50 (µm) | No de grain | valeur ds50 (µm) | |
| Valeurs standard de la série micro-F | Sérigraphie 5000D | |||||||
| 240 | 60,0±4,0 | P240 | 58,5±2,0 | |||||
| 280 | 52,0 ± 3,0 | P280 | 52,2 ± 2,0 | |||||
| W63 | 63-50 | 320 | 46,0 ± 2,5 | F230/53 | 53±3.0 | 50,0±3,0 | P320 | 46,2±1,5 |
| W50 | 50-40 | 360 | 40,0 ± 2,0 | F240/45 | 44,5 ± 2,0 | 42,0 ± 2,0 | P360 | 40,5±1,5 |
| 400 | 34,0 ± 2,0 | P400 | 35,0 ± 1,5 | |||||
| W40 | 40-28 | 500 | 28,0 ± 2,0 | F280/37 | 36,5±1,5 | 34,5±1,5 | P500 | 30,2±1,5 |
| 600 | 24,0±1,5 | F320/29 | 29,2±1,5 | 27,7±1,5 | P600 | 25,8 ± 1,0 | ||
| W28 | 38-20 | 700 | 21,0 ± 1,3 | F360/23 | 22,8±1,5 | 21,6±1,5 | P800 | 21,8±1,0 |
| 800 | 18,0 ± 1,0 | F400/17 | 17,3 ± 1,0 | 16,5±1,0 | P1000 | 18,3±1,0 | ||
| W20 | 20-14 | 1000 | 15,5±1,0 | F500/13 | 12,8±1,0 | 12,3±1,0 | P1200 | 15,3 ± 1,0 |
| W14 | 14-10 | 1200 | 13,0 ± 1,0 | |||||
| 1500 | 10,5±1,0 | F600/9 | 9,3 ± 1,0 | 9,0±1,0 | ||||
| W10 | 10-7 | 2000 | 8,5±0,7 | |||||
| W7 | 7-5 | 2500 | 7,0±0,7 | F800 / 7 | 6,5 ± 1,0 | 6,3 ± 1,0 | ||
| W5 | 5-3.5 | 3000 | 5.7±0.5 | F1000 / 5 | 4,5±0,8 | 4,5±0,8 | ||
| F1200/3 | 3.1±0.5 | 3.1±0.5 | ||||||
| à des fins générales | à des fins générales | pour abrasifs agglomérés | pour abrasifs appliqués | |||||
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