1.QK certification ISO 9001
2.Patent No.200510017799.6.
3.Replace zircon sand
4.Our boss invented it
5.Good Price

Application

Shell moulds and cores for casting gray, Malleable and nodular cast iron, alloyed steel and carbon steel, non-ferrous metals, etc.

The Main Advantage

* Stabe quality on the chemical composition

* Perfect grain round shape and various grain sizes

* High gas permeability

* High temperature resistance

* Good break down and fast curing and good release