Каталог Tungaloy инструмент для автоматов швейцарского типа - страница 264

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INSERT **GMR/L 6GMR 8GMR BW RE CDX BW S S CDX CW 7GMR RE CW 9GMR INSL D1 INSL IC D1 IC Single edge Double edge Right hand (R) shown. P Steel  M Stainless  K Cast iron  N Non-ferrous S Superalloys  : First choice External H Hard materials : Second choice Coated AH7025 Designation HAND CW±0.025 RE CDX BW S IC INSL D1 Internal 6GMR100-015 R 1 0.15  1.5 5.56 2.34 4.76 6.44 2.3 Face 7GMR200-020 R 2 0.2  1.5 5.56 3.08 5.56 7.36 2.58 8GMR150-020 R 1.5 0.2  2 6.15 3.87 5.56 10.16 2.58 9GMR200-020 R 2 0.2  3 7.74 4.66 6.35 12.95 2.86 9GMR300-020 R 3 0.2  3 7.74 4.66 6.35 12.95 2.86 Parting : Line up C H IPB R E A K E R S E LECTIO N GR/L Fracture resistance Ground chipbreaker GMR 3D chipbreaker Chip control CHAT TER STABILIT Y 3D chipbreaker Ground chipbreaker Steel New chipbreaker Conventional Competitor Workpiece material : S45C / C45 Pilot hole diameter (thru hole) : ø8 mm Hole diameter Cutting speed : Vc = 80 m/min 10° 0° 5° ø8 mm Groove depth : 1.5 mm Coolant : Wet (External coolant) 0.1 Fractured Fractured Feed rate Chatter 0.05 (mm/rev) 0.03 = Stable Reference pages: Toolholders → 6-56, Standard cutting conditions → 6-59 6-58