Каталог Carmex общий 2021 - страница 382

® Mill-Thread Technical Section Cutting Data MT Drill - MTD Carbide grade K20: Uncoated Sub-Micron carbide grade dedicated for machining Aluminum and Cast Iron. MT7: Sub-Micron carbide grade combines high hardness and toughness, with PVD triple coating for smooth cutting and high performance. Feed mm/r Feed mm/tooth MaterialGroup Materials Cutting Speed Cutting Diameter = Dm/minDrilling Cutting Diameter = DMill Thread K20 MT7 D≤4 412%Si --- 80-180 0.05-0.07 0.10-0.15 0.15-0.25 0.005-0.04 0.01-0.06 0.02-0.13 Synthetics, Duroplastics,Thermoplastics60-10080-1800.10-0.200.20-0.30 0.20-0.30 0.005-0.04 0.01-0.06 0.02-0.13 MT Drill working cycle Start End Position point Right hand cutting Drill &Chamfer Movingup1/3xP Arcentrance1/8xPThreadMilling1xPArcExit1/8xP B12-20