Coating Type	Characteristics						Cutting Method
Coating Type	Surface Hardness (Hv)	Standard Thickness (μm)	Oxidation Resistance (℃)	Coefficient of Friction	Color Tone	Optimum Work Materials	Dry	Wet
For High Hardness (Silicone-Based)	3500～4000	1～4	1200～1300	0.1～0.4	Gold	Heat-Treated Steel - High-Hardness Steel	◎	○
TiAlN	3,000～3,500	2.5～3.5	780～800	0.35～0.40	Violet	General Steel - Heat-Treated Steel	◎	△
For General Steel (AlCrN etc.)	3000～3200	1～6	1000～1100	0.3～0.35	Metal Gray	General Steel / Copper / Aluminum	◎	○
TiCN	2400～3000	2～5	300～450	0.4	Blue Gray	General Steel - Heat-Treated Steel	○	○
TiN	2000～2500	1～5	400～600	0.4～0.45	Gold	General Steel - Heat-Treated Steel	○	○
DLC	3,000～4,000	1.0～2.0	250～300	≦0.10	Metal Black	Aluminum	○	◎
CrN	1,800～2,200	2.0～3.0	500～550	0.25～0.30	Silver	Copper	○	◎
Diamond Coat	9000	8	600	0.15	Metal Black	Resin / Graphite	◎	◎
Non-Coated
High-Speed Steel
Nitriding Treatment
Others