TK Series-Carbide Drills-TOTIME

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TK Series

Carbide drill for Cast Irons

Features

●For cast iron processing for automotive engines and other industries .

●Waveform blade, reduce processing torque, improve hole wall quality and hole precision.

●Wide horizontal blade design and improve the intensity of the drill.

Drill bodies

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Srandard cutting conditions

TKW Series 3D/5D (External Coolant)

ISO	Workpiece Material	Brinell hardness (HB)	Feed: f (mm/rev)										Vc(m/min)
ISO	Workpiece Material	Brinell hardness (HB)	Φ3	Φ4	Φ6	Φ8	Φ10	Φ12	Φ14	Φ16	Φ18	Φ20	Φ3~Φ20
K	Grey cast irons FC250,etc.	~ 200	0.17	0.20	0.25	0.27	0.30	0.28	0.33	0.40	0.42	0.45	60~140
K	Ductile cast irons FCD500,etc.(Tensile Stength≤500Mpa）	~ 300	0.09	0.10	0.13	0.16	0.20	0.26	0.22	0.26	0.28	0.28	50~100

TKS Series 3D/5D (Internal Coolant)

ISO	Workpiece Material	Brinell hardness (HB)	Feed: f (mm/rev)										Vc(m/min)
ISO	Workpiece Material	Brinell hardness (HB)	Φ3	Φ4	Φ6	Φ8	Φ10	Φ12	Φ14	Φ16	Φ18	Φ20	Φ3~Φ20
K	Grey cast irons FC250,etc.	~ 200	0.17	0.20	0.25	0.27	0.30	0.28	0.33	0.40	0.42	0.45	60~160
K	Ductile cast irons FCD500,etc.(Tensile Stength≤500Mpa）	~ 300	0.09	0.10	0.13	0.16	0.20	0.26	0.22	0.26	0.28	0.28	50~100