Page 10 - YG 2019

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CASE STUDY DREAM DRILLS-HIGH FEED (Reference page : p.91 ~ p.102) CASE STUDY DREAM DRILLS-FLAT BOTTOM p.103 ~ p.110)

FEATURES OF DREAM DRILLS-HIGH FEED SOLID CARBIDE DREAM DRILLS - Flat Bottom without Coolant Holes

Dream Drills-High Feed offers 1.5 to 2 times higher feeding speed compared to
conventional 2-flute drills. The unique flute design and exceptional surface finish promises CUTTING CONDITION 2 x D 15 °
extraordinary chip evacuation. - Tool : Dream Drills Flat Bottom Blind
Hole
- Size : Ø6.0 (.2362 inch)
- Work Material : • AISI : 1045
• JIS : S45C
• DIN : C45
YG-1 (Total Drilling 330 Holes) Cutting Condition • Hardness : HRc 20 (HB 228) 1,200

Tools : DGR495100 - Cutting Speed : 75.4 m/min (244.4 ft/min.)
(Dream Drills High Feed) - RPM : 4,000 rev/min
Size : Ø10 x 10 x 61 x 103 - Feed : 0.1 mm/rev (.0039 in/rev.) 1,000
Work Material : • AISI : 1045 - Drilling Depth : 12.0 mm (2XD)
• JIS : S45C (HRc20) - Blind Hole / without Pecking 800
• DIN : C45 - Coolant : External Cooling Water Soluble
R.P.M : 3,200 rev./min. (9% Emulsion)

COMPETITOR A (Total Drilling 330 Holes) Feed : .0197 inch/rev. Machine : Vertical Machining Center Drilling Holes 600
Drilling Depth : 1.97˝ (5xD)
Drilling Method : Blind Hole
Coolant : Wet Cut 400
Machine : Machining Center
200

0
YG-1 Competitor A
COMPETITOR B (Total Drilling 330 Holes)

▶YG-1

Small
Chipping

▶COMPETITOR A

Big
Chipping

Productivity (Carbon Steel)

1.6 times UP
Ø 10 5xD viy t
Productivity 39.5 inch/min. 62.7 inch/min.
Pr oduct i