Table of recommend centering condition

■Table of recommend centering condition.

HSS (PE-Q PE-90˚)

Work Soft structural steels Carbon steels Alloy steels Stainless steels Aluminum alloy casting

  • material

Cutting speed

Diameter Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution

HSS+TiCN (PE-Q-V PE-90˚)

Work Soft structural steels Carbon steels Alloy steels Thermal refined steels Stainless steels Aluminum alloy casting

material Cutting speed Diameter Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution

Carbide+TiAIN (C-PE-Q-V PE-90˚)

Work Soft structural steels Carbon steels Alloy steels Thermal refined steels Stainless steels Aluminum alloy casting

  • material

Cutting speed Diameter Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution Revolution Feed per revolution

type

1. Above condition done by Water Soluble oil. 2. 20% lower feed is recommended when centering prosess to inclined plane. 3. 20% lower feed is recommended in the case of long shank point drills. type