1029 Каталог KORLOY 2020 Инструмент и оснастка для станков по металлу Стр.G29

Каталог KORLOY 2020 Инструмент для станков по металлу Стр. G29 1029 Lab2u

Technical Information for TPDC O Recommended cutting condition Workpiece Grade vc (m/min) Aspect ratio (L/D) = 3D, 5D Feed rate (mm/rev) per drill dia. (mm) ISO Workpiece HB 012.00 015.99 016.00 025.99 025.00 030.99 P Carbon steel Low carbon steel 80-120 PC5335 PC330P 110(80-140) 0.15-0.30 0.20-0.35 0.25-0.40 High carbon steel 180-280 PC5335 PC330P 100(70-130) 0.15-0.30 0.20-0.35 0.25-0.40 Alloy steel Low alloy steel 140-260 PC5335 PC5300 110(80-140) 0.18-0.35 0.23-0.38 0.28-0.43 Hardened low alloy steel 200-400 PC5335 PC5300 75(50-100) 0.18-0.35 0.23-0.38 0.28-0.43 High alloy steel 260-320 PC5335 70(50-90) 0.18-0.30 0.20-0.35 0.25-0.40 Hardened high alloy steel 300-450 PC5335 PC5300 60(40-80) 0.18-0.30 0.20-0.35 0.25-0.40 M Stainless steel Austenite series 135-275 PC330N 60(40-80) 0.05-0.15 0.10-0.20 0.15-0.25 Ferrite series Martensite series 135-275 PC330N 70(50-90) 0.10-0.20 0.15-0.30 0.20-0.35 N Non-ferrous metal Aluminum alloy 30-150 H01 200(90-220) 0.35-0.45 0.40-0.50 0.45-0.55 Copper alloy 150-160 H01 200(90-220) 0.35-0.45 0.40-0.50 0.45-0.55 In case of 8D, reduce the cutting condition 40-50% lower than above after machining the beginning of hole(1.5D) In case of interrupted machining, reduce the feed to 0.1-0.15 around the interrupted part In case of 10D -12D, follow the recommended cutting conditions below. In case of stainless steel machining, machine under lowfeed firstthen, setthe best cutting condition checking machinability gradually O Coolant tip Workpiece SCM440 (HRC22) Cutt i ng conditio n s vc (m/min) = 100, wet Drill dia. (0) 5 10 15 20 25 30 Drill dia. (0) O How to make good insert clamping Clean the mounting seat with air or cloth Put an insert on the holder A part of wrench and B part of insert must be parallel to each other before clamp the insert Turn the wrench clockwise to finish clamping Clamped state Drills J. 29