Каталог Iscar сверла со сменной режущей частью 2022 - страница 73

INDEXABLE DRILLS USER GUIDE Indication of Drill Head Wear Wear Limit Vibration Noise Drastically Increases 0.2-0.3 Power Restriction P(1) Px1.25(2) Drilling Limitations 0 (1) New drilling head (2) Worn-out drilling head Diameter Change Surface Finish Declines Ø > D nominal + 0.15 mm D nominal Ø < D nominal - 0.03 mm Ra 71