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product_Milling_TCB

Multifunctional counterboring tool with enriched tool diameter line up

Enriched tool diameter lineup for various hole making operations

Applications & Features

Applications

Shoulder millingPlungingHole enlargingCounterboring

Features

1. Wide variety of tools for various counterboring operations

2. 2 types of endmills available

• Mono-block type: ø10 – ø43mm


• Cartridge type: ø26 – ø59mm, Diameter adjustable with shims

3. Provides a 90° flat surface

4. Multi-functionality

Inserts & Grades

Inserts

SPMP/SPMM/SPXP/SPXM

  • Inserts for TCB series
Grades

AH6225

  • P20 – P30 / M20 – M30
  • First choice for stainless steel
  • Excellent versatility for stainless steel machining, demonstrates a good combination of wear and fracture resistance

T313W

Cutter bodies

Shank Type

TCB (ø10- ø43 mm)

Cylindrical type holders for counter boring

Shank Type

TCB cartridge type (ø26- ø59 mm)

Cylindrical type holders for counter boring

Practical examples

Example #1

Automotive Industry

Part: Con-rods
Material: S55C / C55
Drill: TCB170F25
Insert: SPMP831DS
Grade: T313W
Cutting conditions: Vc = 160 (m/min)
f = 0.2 (mm/rev)
Vf = 600 (mm/min)
H = 24 (mm)
Application: Boring
Coolant: Wet
Machine: Dedicated machine
Example #2

General Engineering

Part: Valve
Material: FC250 / GG25 / 250
Drill: TCB240F25
Insert: SPMP042ERD
Grade: T313W
Cutting conditions: Vc= 180 (m/min)
f= 0.3 (mm/rev)
Vf= 720 (mm/min)
H= 30 (mm)
Application: Boring
Coolant: Wet
Machine: Horizontal M/C, BT50
Example #3

General Engineering

Part: Bearing
Material: S45C / C45
Drill: TCB-320
Insert: SPMM322ERD
Grade: T313W
Cutting conditions: Vc= 150 (m/min)
f= 0.25 (mm/rev)
Vf= 375 (mm/min)
H= 40 (mm)
Application: Boring
Coolant: Wet
Machine: NC lathe

Standard cutting conditions

Counter boring
ISO Workpiece material Hardness Cutting speed
Vc (m/min)		 Feed : f (mm/rev)
ø10 – 12 (z = 1) ø13 – 59 (z = 2)
Carbon steel – 300 HB 80 – 200 0.03 – 0.08 0.1 – 0.3
Stainless steel – 200 HB 80 – 150 0.03 – 0.05 0.06 – 0.15
Grey cast iron 150 – 250 HB 80 – 200 0.05 – 0.1 0.1 – 0.4
Non-ferrous – 100 – 300 0.05 – 0.2 0.1 – 0.4
Superalloys – 40 HRC 50 – 80 0.03 – 0.05 0.06 – 0.15
Hard materials – 50 HRC 50 – 80 0.03 – 0.05 0.06 – 0.15
Milling
ISO Workpiece material Hardness Cutting speed
Vc (m/min)		 Feed per tooth
fz (mm/t)
Carbon steel – 300 HB 80 – 200 0.05 – 0.15
Stainless steel – 200 HB 80 – 150 0.05 – 0.1
Grey cast iron 150 – 250 HB 80 – 200 0.05 – 0.2
Non-ferrous – 100 – 300 0.1 – 0.2
Superalloys – 40 HRC 50 – 80 0.05 – 0.08
Hard materials – 50 HRC 50 – 80 0.05 – 0.08
Internal boring (With one cutting edge)
ISO Workpiece material Hardness Cutting speed
Vc (m/min)		 Depth of cut
ap (mm)		 Feed
fz (mm/t)
Carbon steel – 300 HB 80 – 200 0.5 – 0.05 – 0.15
Stainless steel – 200 HB 80 – 150 0.5 – 0.05 – 0.1
Grey cast iron 150 – 250 HB 80 – 200 0.5 – 0.05 – 0.2
Non-ferrous – 100 – 300 0.5 – 0.1 – 0.2
Superalloys – 40 HRC 50 – 80 0.5 – 0.05 – 0.08
Hard materials – 50 HRC 50 – 80 0.5 – 0.05 – 0.08

For more information about this product, visit our online e-catalog or download the product report:

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