High efficient steel beam drilling MagicDrill DRA Excellent hole accuracy with a low cutting force design Fine chip breaking and smooth deep hole cutting New FTP-H insert available for best performance in steel beam drilling 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 3 Optimized chip control Optimized chip thinning for stable chip evacuation Chip comparison (Internal evaluation) DRA (FTP-H) Competitor K 4 Excellent surface finish Controlled chips reduce scratches on the hole wall Hole quality comparison (Internal evaluation) DRA (FTP-H) Competitor K St37 Hole entrance Good Rifling St52 Hole exit Good Cutting conditions: Vc = 80 m/min, f = 0.20 mm/rev Drilling diameter ø 26 (3D) Drilling depth 40 mm Emulation (spindle through supply) workpiece: structural steel St52 BT50 M/C Burrs and chattering marks FTP-H has excellent properties providing superior hole accuracy. Reinforced chamfer Higher rigidity of insert 1
Download PDF file
Archive