Общий каталог Tungaloy 2020 - 2021 - страница 1626

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Parts for ToolsTechnicalReference Deteriorated Deteriorated surface roughnessdimensionalBurr occurrenceEdge breakoutFuzzy surface finish accuracy User’s Guide - Technical Reference Tu r n i n g To o l s Countermeasure Problem Cause Tool Cutting conditions and others • Increased tool wear • Select a more wear resistant grade • Select a proper feed • Use an insert with a larger rake angle • Decrease the cutting speed • Select a freer-cutting chipbreaker type • Use a cutting fluid • Use an insert with a larger nose radius • Use a more lightly honed insert • Use an insert of closer tolerance (from M class to G class) • Edge chipping • Use a tougher grade • Decrease the depth of cut • Select a chipbreaker with strong cutting • Decrease the feed edges • Use a more rigid machine • Use a largely honed insert • Improve the holding rigidity of the tool and • Increase the side cutting edge angle workpiece • Use a larger shank size • Shorten the overhang of the toolholder • Improve the machine looseness • Chip welding • Select a grade with less affinity with the • Increase the cutting speed • Built-up-edge Workpiece material• Use an insert with a larger rake angle• Select a freer-cutting chipbreaker type• Use a more lightly honed insert• Increase the feed• Use a water-insoluble cutting fluid• Use a cutting fluid • Use an insert of closer tolerance (from M class to G class) • Vibration and chatter • Use a tougher grade • Use a proper cutting speed • Use an insert with a larger rake angle • Decrease the feed • Select a freer-cutting chipbreaker type • Decrease the depth of cut • Use an insert with a smaller nose radius • Improve the holding rigidity of the tool and • Decrease the side cutting edge angle workpiece • Use a more lightly honed insert • Shorten the overhang of the toolholder • Use a larger shank size • Improve the machine looseness • Improper insert accuracy • Use an insert of closer tolerance (from M class to G class) • Incomplete engagement • Use an insert with a larger rake angle • Improve the holding rigidity of the tool and of tool and workpiece • Select a freer-cutting chipbreaker type workpiece • Use an insert with a smaller nose radius • Shorten the overhang of the toolholder • Use a more lightly honed insert • Improve the machine looseness • Unsuitable cutting speed • Decrease the cutting speed • Increase the feed • Use a cutting fluid • Worn tool or improper • Use a harder grade cutting edge geometry • Use an insert with a larger rake angle • Select a freer-cutting chipbreaker type • Increase the relief angle • Use an insert with a smaller nose radius • Decrease the side cutting edge angle • Use a more lightly honed insert • Improper cutting speed • Decrease the feed • Decrease the depth of cut • Worn tool or improper • Use a harder grade • Improve the holding rigidity of the tool and cutting edge geometry • Use an insert with a larger rake angle workpiece • Select a freer-cutting chipbreaker type • Shorten the overhang of the toolholder • Increase the side cutting edge angle • Improve the machine looseness • Use an insert with a larger nose radius • Use a more lightly honed insert • Use a larger shank size • Improper cutting • Increase the cutting speed conditions • Select a proper feed • Use a water-insoluble cutting fluid • Use a cutting fluid • Worn tool or improper • Use a harder grade. cutting edge geometry • Select a grade with less affinity with the Workpiece material • Use an insert with a larger rake angle • Select a freer-cutting chipbreaker type • Use a more lightly honed insert L038 www.tungaloy.com