Le corindon blanc est un abrasif blanc fabriqué à partir de poudre d’alumine industrielle (Al2O3) avec une teneur supérieure à 98 % et une petite quantité d’oxyde de fer et d’oxyde de silicium. C’est un abrasif blanc qui fond à haute température. Sa dureté est légèrement supérieure à celle du corindon brun et sa ténacité est légèrement inférieure. Il est fabriqué par fusion et refroidissement à plus de 2000 degrés en arc, broyage et façonnage, élimination du fer par séparation magnétique et tamisage en de nombreux types de granularité. Il a une texture compacte, une dureté élevée et une forme pointue.
|
Articles de test |
indicateurs |
|
Dureté de Mohs |
9.0 |
|
Densité apparente |
1,75-1,95g/cm3 |
|
Densité réelle |
3,95g/cm3 |
|
Point de fusion |
2250 0C |
|
La température de fonctionnement la plus élevée |
1900 0C |
|
Utilisé pour l’abrasif, le sablage, le meulage. |
|||
|
Propriétés taper |
8# 10# 12# 14# 16# 20# 22# 24# 30# 36# 40# 46# 54# 60# 70# 80# 90# 100# 120# 150# 180# 220#. |
||
|
Valeur de la garantie |
Valeur typique |
||
|
Composition chimique |
Un I2O3 |
95,0 minutes |
95,65 |
|
SiO2 |
1,5 maximum |
1.04 |
|
|
Fe2O3 |
0,5 maximum |
0,14 |
|
|
TiO2 |
3,0max |
2.20 |
|
1. Utilisé pour le broyage libre, comme l’industrie du verre.
2. Utilisé pour les produits de friction et les sols résistants à l’usure.
3. Convient aux abrasifs en résine ou en céramique, tels que la meule, la meule de coupe, etc.
4. Convient aux produits réfractaires, résistants à l’usure et réfractaires.
5. Utilisé pour le polissage, comme la meule, le bloc de meulage, le tournage de plaques, etc.
6. Utilisé pour recouvrir des outils abrasifs, tels que du papier de verre, de la toile émeri, de la bande de sable, etc.
7. Utilisé pour le moulage de précision, le meulage, le meulage et la production de moules de polissage.
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