We import natural chromite ore from south africa,then wash,dry,and sieve in china lianyungang port.
Cr2O3:46.0%min
SiO2 :1.0%max
FeO :26.5%max
CaO :0.30%max
MgO :10.0%max
Al2O3:15.5%max
P:0.003%max
S:0.003%max
Cr/Fe:1.55:1
Bulk Density:2.5-3
Color:Black
Sand casting china is the most commonly applied method for casting the metal part. It suits most of the raw materials, ferroalloy, and non-ferroalloy both can be used to do the sand casting. Types of sand casting is able to produce the part varying from several gram weight to ...
Sand casting means the main material consisting of the mold is sand, and the melted metal fills the casting cavity only by its gravity. Generally, this method of making the casting products is so-called sand casting. There are several different kinds of sand applying to ...
Sodium silicate sand casting is soluble in water in various amounts. A more common name for sodium silicate is water glass, which is used in iron or steel sand casting. The water glass works as a binder of the sand. Using sodium silicate sand binder allows the rapid production ...