89 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.B15

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. B15 0089 Lab2u

Turning Chip Breakers Features of Chip Breaker RM Chip Breaker For roughing The 1st recommended chip breaker for rough and interrupted machining of stainless steel Prevents notch wear and burrs at high feeds and depths of cut Reduced cutting force extends tool life in high feed machining O Features of RM chip breaker Variable Land Excellent chip control and sharp cutting at low depths of cut Delays crater wear Prevents plastic deformation Wide land & Gentle front angle Sharp cutting edges and a wide land reduce cutting force Reduced burrs Dispersed cutting load enables higher toughness Stepped Design Stepped design makes chip evacuation easier Smooth chip evacuation prevents plastic deformation O Performance evaluation Notch wear Workpiece STS410(Martensite) Cutting vc (m/min) = 150, fn (mm/rev) = 0.25, condition ap (mm) = 3.0, wet Burr Workpiece Duplex Cutting condition vc (m/min) = 120, fn (mm/rev) = 0.2, ap (mm) = 2.0, dry Tools Insert :CNMG120408-RM(NC9115) Holder: PCLNL2525-M12 Tools Insert :CNMG120408-RM(NC9125) Holder: PCLNL2525-M12 RM(NC9115) Competitor RM(NC9125) Competitor Cutting time (sec; Cutting time (sec) Turning 15