BXA20

t_511_t_01

Coated CBN grade for hardened steel

Incredible reliability in hardened steel turning
Covers a wide range of application areas from continuous to heavy interrupted cutting

Applications & Features

External turningInternal turning

1. Suitable for operations at low to medium cutting speed

2. Covers a wide range of application areas from continuous to heavy interrupted cutting

Grades

BXA20

  • First choice for light to heavy interrupted cuts
  • For Vc = 180 m/min or less

Practical examples

Part: Nut
Material: 20CrMo4 / SCM420H (58HRC)
Toolholder: ATGNR2525M16-A
Insert: 3QP-TNGA160408
Grade: BXA20
Cutting conditions: Vc = 200 (m/min) (656 sfm)
f = 0.08 (mm/rev) (.003 ipr)
ap = 0.15 (mm) (.006″)
Application: External turning
Coolant: Wet
Machine: NC lathe
Part: Input shaft
Material: SNCM420(H)(JIS) (58HRC)
Toolholder: E20S-STUPR1103-D220
Insert: 3QP-TPGW110308
Grade: BXA20
Cutting conditions: Vc = 170 (m/min) (558 sfm)
f = 0.08 (mm/rev) (.003 ipr)
ap = 0.10 (mm) (.004″)
Application: Internal turning
Coolant: Wet
Machine: NC lathe
Part: Movable arm shaft
Material: S45C (50HRC)
Toolholder: ACLNR2020K12-A
Insert: 4QS-CNGA120408-H
Grade: BXA20
Cutting conditions: Vc = 180 (m/min) (591 sfm)
f = 0.10 (mm/rev) (.04 ipr)
ap = 0.5 (mm) (.020″)
Application: External turning
Coolant: Dry
Machine: NC lathe

Standard cutting conditions

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