High efficient steel beam drilling MagicDrill DRA Excellent hole accuracy with a low cutting force design Fine chip breaking and smooth deep hole cutting 1 Low cutting force design improves hole accuracy Special chisel edge with S-curve reduces thrust force and controls vibration Cutting edge image DRA Standard drill 2 Optimal web thickness limits deflection Improved hole accuracy by controlling drill deflection with a 20% thicker web compared with Competitor A Web thickness comparison UP 20 % DRA Competitor A DRA Toolholder ø7.94 mm - 25.50 mm 1.5D 3D 5D 8D (Straight shank) 12D (with flange) Case Study Structure part S390 Vc = 50.2 m/min (n = 888 min -1 ), f = 0.247 mm/rev (Vf = 220 mm/min), Drilling depth 40 mm, through-hole Coolant = MQL SF25-DRA180M-5 DA1800M-GM PR1535 Competitor K: ø18-5D www.kyocera-unimerco.com Competitor K DRA DRA produced finer chips and maintained stable machining and excellent surface finish with less cutting noise. (User evaluation) The information contained in this brochure is current as of February 2022. Duplication or reproduction of any part of this brochure without approval is prohibited. TZE00208 © 2022 KYOCERA Corporation
Share
Print
Download PDF file
Archive
