Cutting temperature, relation curves of wear with cutting time and cutting speed, microscopic features and chemical changes of rack face and rear face of the tin coated tool were measured.
Adopt new micro-step algorithm to ensure high-quality cutting with high and smoother curves.
采用新的微步细分算法，使高速切割时同样具有高的切割品质，曲线更加圆滑。
3
Some different pre-eambering curves used in web cutting are presented and their features analysed, with further description of their use for different types of crane.