For a long time, the gray cast iron engine block mostly chooses imported face milling cutter installed with carbide coated inserts.The face milling cutters installed with CBN inserts UHD developed , not only have high machining efficiency and good surface roughness, also have super long processing life, which significantly accelerates the production speed, prolongs the tool changing cycle. Since the products launches, gained wide acclaim,successfully applied to many engine production lines.
