Milling, turning, planning of cast iron, annealed cast iron, steel, austenitic steel. Medium cutting speed and chip cross-sections. For interrupted cutting and varying cutting depths. High toughness and impact strength.

• 对铸铁、退火铸铁、钢铁、奥氏体铁进行铣削、车削、刨平加工的牌号。适合中等切削速度、中等切削截面的切削加工。适合不同切削深度和间断性切割。抗冲击强度高、韧性高。