... resisting bimetallic welding,spraying,centrifugal casting Technology.3.Quenching,chroming technical processing. (Apply to different requirement. )Especially application: ... and mould, at the same time,it solved the technical problem of low foaming, high foaming,high filling, wear and ... and mould, at the same time, it solved the technical problem of low foaming, high foaming, high filling, wear and ...