Super Casting Sand
CERAMIC BEADS
**Be made of high alumina calcined bauxite,by fusing, spurtting and getting rid of impurity and sieving.
**Be used to make molds for multiplicate castings in various sizes, shapes and materials.
** Be recycled for 3-4 times, no environment pollution problems.
**Chemical composition(typical data)
Chemical
data
AL2O3
SiO2
Fe2O3
CaO
MgO
K2O
Na2O
TiO2
%
77.61
13.07
2.43
0.28
0.37
tr
1.20
4.19
**Size: AFS30,AFS40,AFS45,AFS55,AFS60,AFS75,AFS90,AFS110,etc.
**Characteristic
①Spheral and compact,excellent fluidity, filling and molding character.
②Smooth surface, not rugged, super cohesiveness, coating character and high intensity with less organic additives.
③High content of Alumina, high refractory degree.
④Excellent compression resistance to cracking.
⑤Low reversible thermal expansion.
⑥Super spalling performance.