... semisteel, 60CrMnMo,9Cr2Mo, etc. 2 plain cast iron roll, centrifugal roll, plain cast steel roll, semisteel roll,etc Our company ... Service The rolls we supply are plain cast iron roll, centrifugal roll, plain cast steel roll, semisteel roll, plain forged ... quality is CrMo indefinite chill ductile cast iron , high NiCr centrifugal casting, ZU70Mn2, semisteel, 60CrMnMo,9Cr2Mo, etc. Welcome to contact us ...