Features:
Linear cutting edge with high strength.
Optimized drill point structure with better cutting performance.
Combination of drilling simulation and experiments for optimized performance.
Double margin design improve the machining stability.
Special surface treatment guarantees high efficiency machining.
Application range
General drills for high efficiency machining of P (steel)、M (stainlesssteel)、 K (cast iron ) and various materials.
Stable and enduring tool life
Case 1
tool type: GD
work piece materials: C70S6 (HRC30)
V=
Cooling system: water soluble cooling liquid (internal coolant)
tool can still work
Tool breakage
Depth of drilling
Quality of hole wall
wear, can be machined continually
cutting edge cracking failure
wear failure
Case 2
tool type: GD
work piece materials:45#steel,
V=
Cooling system: water soluble cooling liquid (internal coolant)
wear, can be machined continually
cutting edge cracking failure
wear failure
Outstanding machining precision
tool type: GD
workpiece materials: C70S6(HRC30)
V=
Cooling system: water soluble cooling liquid (internal coolant).
Excellent chip breaking performance
tool type: GD
work piece materials: 1Cr18Ni9Ti (HB180)
V=
Cooling system: water soluble cooling liquid (internal coolant)