1.high density,zero deficiency,machinability
2.spheroidization rate 1~2,ball diameter 7~8
3.OD:60-320mm Thickness: 8-35mm

The size of the hollow round profile:

   Material:spheroidal graphite cast-iron;gray cast-iron;vermicular cast-iron;medium/  low content     alloy cast-iron;high nickel cast-iron

   Cross-section of the products:round shape;elliptical shape;non-right round shape;rectangle;

   The range of the size(using the round as an example)

   External diameter:60-260mm;wall thickness:6-35mm