DESCRIPTION:
Le sable de chromite est un spinelle naturel composé principalement d’oxydes de chrome et de fer. Il s’agit d’un sous-produit de la production de ferrochrome et il est principalement utilisé dans les applications de fonderie et dans la production de verre.
ANALYSE CHIMIQUE TYPIQUE [%] :
| Cr2O3 | SiO2 | FeO | Haut | MgO | Al2O3 | P | S | Cr/Fe |
| ≥46,0 | ≤1,0% | 26.2 | 0,3 | 9.8 | 15,5 | 0,003 | 0,003 | 1,6 : 1 |
PROPRIÉTÉS PHYSIQUES
| LOI | Eau | Poussière | Point de fusion | Valeur du pH |
| ≤ 0,5 % | ≤ 0,2 % | < 0,5 % | 2150℃ | 7-9 |
PRINCIPALES APPLICATIONS :
Sable de chromite dans l’industrie de la fonderie
Ses propriétés permettent au matériau d’être utilisé dans les fonderies de fonte grise et d’acier à haute résistance comme noyau et moule.
fabrication de sable. Sa conductivité thermique élevée lui confère de bonnes propriétés de refroidissement, sa faible dilatation thermique lui confère une bonne stabilité dimensionnelle. Sa basicité proche de la neutralité permet l’utilisation d’une large gamme de résines
systèmes de liaison et liants inorganiques, il présente une réfractarité élevée et une large distribution tamisée.
Sable de chromite dans l’industrie sidérurgique
Dans la production d’acier, le sable de chromite est utilisé comme matériau de remplissage pour la protection de la porte coulissante dans les grandes poches de maintien de l’acier.
Sable de chromite dans l’industrie du verre
Une fois moulu en une farine fine, le sable de chromite est utilisé pour la production de récipients à boissons en verre vert.
TAILLES DE PRODUCTION DISPONIBLES
AFS15-25 AFS25-30 AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS45-55 AFS50-55 AFS55-60 AFS60-70 200 MAILLES 325 MAILLES 400 MAILLES
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