Ceramic Foundry Sand
Ceramicfoundrysand1,replacementofQuartzSandsandSilicaSands2,Lowthermalexpansionrate3,highrefractoriness
Ceramicfoundrysand,calledceramisitesand,chinacerabeadsandcerasandtoo,ismadefromhighqualitybauxite,byre-fusedandblowntoballtype.Withadvantageoffinesurfacesmoothfinishandairpermeability,itisanewtypecastingmaterialforprecisioncasting,coatedsandandselfhardeningsandetc.
Size:10-300mesh
MainChemicalComposition:
Al2O3≥75%
Fe2O3≤5%
TiO2≤5%
SiO2:5%-20%
PhysicalProperties:
Shape:ball,spherical
Angularity:1.1max,similartoball
BulkDensity:1.95-2.05(g/cm3)
Refractoriness:1790Cmin
Thermalexpansion:0.13%(10minat1000C)
Application:
Waterglassbondedsand,resinbondedsand,precisioncasting,ExpendablePatternCasting(EPC),CopperandAluminiumarticlescastingtreatment.
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