TECHNICAL DATA SHEET OF Ceramic Foundry Sand
PRODUCT: Ceramic Foundry Sand
NAME: Ceramic Foundry Sand Al2O3 CONTENT: 70% MIN.
DESCRIPTION:
This new developed specific Foundry Sand is produced from the special selected high quality refractory raw material at very high temperature at 2,300 – 2,500℃. Our these ACFS sand has excellent solid cores with high strength and very low resin addition rates. The materials has excellent crystalline with formula is 5Al2O3-SiO2.
TYPICAL CHEMICAL ANALISIS [%]:
| Al2O3 | Fe2O3 | SiO2 | FeO | MgO | CaO | TiO2 | Na2O | K2O | LOI |
| 70-73 | 0.3max | 20 | / | / | / | 3.5max | / | / | < 0.09 |
PHYSICAL PROPERTIES:
Shape:ball, spherical
Angularity: 1.1 max, similar to ball Bulk Density:1.95-2.05(g/cm3) Refractoriness: 1790 C min
Thermal expansion: 0.13% (10 min at 1000 C )
SIZE:
AFS25-35; AFS25-30; AFS30-35; AFS35-40; AFS40-45; AFS45-50; AFS40-50; AFS50-55; AFS55-60; AFS60-65.
MOSTLY USED AS :
Waterglass bonded sand
Resin bonded sand precision casting Expendable Pattern Casting (EPC) Copper and Aluminium articles casting treatment.
PACKING:
25kgs Pvc bags+1MT big bag