... , D100, D92 etc. 3. Large-sized diameter With automatic, semi-continuous casting lines, we can produce ... rare earth magnesium cast rods with high performance and large diameters and a grain ... under 100μm. After scarfskin removing, the rod material is compact without cracks, shrink holes, cold ... , oxide slag inclusion or solvent slag inclusion with a cross section purity under 1mm, impurity ...