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TetraForce-Cut

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Grooving tools with 4 cutting-edge insert

Ground insert clamps into unique insert pocket and provides high rigidity as well as repeatability

Applications & Features

Applications

External groovingParting-offFace groovingExternal threading

Features

1. Unique 3-point clamping system

The unique pocket design provides accurate indexing repeatability of the cutting edge height.

 

2. Ground or molded chip breakers

Enhanced lineup for greater flexibility.

 

3. Expedited delivery service for special grooving inserts

Inserts & Grades

Inserts

TetraMini-Cut Grooving and Parting-off Inserts (Grooving width 0.33 – 3.0 mm)

  • For precise grooving operation with uniquely designed insert, mainly in swiss and small lathes

TetraForce-Cut Grooving and Parting-off Inserts (Grooving width 0.5 – 4.0 mm)

  • Suitable for accurate grooving with ground 4-edged inserts for wide range of components

TetraMini-Cut Threading Inserts (Pitch 0.4 – 3.0 mm)

  • Threading insert with 4 cutting-edges
Grades

SH7025

  • P20 – P30 / M20 – M30
  • The latest grade with sharp cutting edge designed for small part machining
  • A combination of a columnar-structured TiCN coating and multilayered TiAlN coating provides superior surface quality and process security

AH7025

  • P20 – P30 / M20 – M30 / S15 – S25
  • Excellent wear resistance and high rigidity
  • First choice for grooving of various materials

AH725

  • P15 – P30 / M15 – M30 / K25 – K30 / S15 – S25
  • Good balance between wear and chipping resistance
  • Suitable for machining steel and stainless steel under general cutting conditions

SH725

  • P20 – P30 / M20 – M30
  • High wear resistance
  • Designed for machining steel and stainless steel

AH8015

  • M01 – M20 / S10 – S20
  • Good balance between wear and fracture resistance
  • First choice for machining heat-resistant alloy under general cutting conditions

AH8005

  • M01 – M10 / S01 – S10 / H10 – H20
  • Good resistance to wear and adhesion
  • Excellent performance in machining heat-resistant alloy at high speed

AH6235

  • P30 – P40 / M30 – M40
  • Provides high reliability in interrupted cutting with large depths of cut

NS9530

 

  • P20 – P30 / M20 – M30 / K10 – K20
  • High fracture resistance
  • Suitable for finishing to medium cutting of steel

TH10

Toolholders

Grooving & Parting & Threading

TetraMini-Cut Toolholders

Grooving and threading toolholder for swiss and small lathes

Face grooving toolholder

Grooving & Parting & Threading

TetraForce-Cut Toolholders

Grooving and threading toolholder for general lathes

Grooving & Parting & Threading

TetraForce-Cut / TetraMini-Cut modular blade

Modular type toolholder with square shank and PSC connection

Practical examples

Example #1

General Engineering

Part: Shaft stator
Material: S45C / C45
Toolholder: STCR2525-27
Insert: TCS27-200-020
Grade: AH725
Cutting conditions: Vc = 210 (m/min)
f = 0.15 (mm/rev)
CDX = 2 (mm)
CW = 2 (mm)
Application: External grooving
Coolant: Wet
Machine: NC lathe
Example #2

Automotive Industry

Part: Input shaft
Material: SCr420 / 20Cr4
Toolholder: STCR2525Z18
Insert: TCG18R150-020
Grade: AH7025
Cutting conditions: Vc = 100 (m/min)
f = 0.08 (mm/rev)
CDX = 2.1 (mm)
CW = 2 (mm)
Application: External grooving
Coolant: Wet
Machine: NC lathe
Example #3

Miniature / Electronic Industry

Part: Spool shaft
Material: S45C / C45
Toolholder: STCR1010X18
Insert: TCP18R200F-010
Grade: SH725
Cutting conditions: Vc = 43 (m/min)
f = 0.10 (mm/rev)
CDX= 1.5 / 1.1 (mm/min)
CW = 2 / 2.5 (mm)
Application: External grooving
Coolant: Wet
Machine: Swiss lathe

Standard cutting conditions

TCS18R （3D chipbreaker）, TCG18R/L (honed edge)
ISO Workpiece materials Grades Cutting speed
Vc (m/min)		 Feed: f (mm/rev)
TCL18 TCS18 TCG18
Low carbon steel
(S15C / C15, S20C / C20, etc.)		 AH7025 80 – 180 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
NS9530 150 – 250 – – 0.03 – 0.1
Carbon steels, Alloy steel
(S55C / C55, SCM440 / 42CrMoS4, etc.)		 AH7025 80 – 180 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
NS9530 80 – 220 – – 0.03 – 0.1
Prehardened steel
(NAK80, PX5, etc.)		 AH7025 80 – 180 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
NS9530 80 – 180 – – 0.03 – 0.1
Stainless steel
(SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)		 AH7025 50 – 120 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
Grey cast iron
(FC250 / GG25 / 250, FC300 / GG30 / 300, etc.)		 AH7025 50 – 180 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
NS9530 50 – 180 – – 0.03 – 0.1
Ductile cast iron
(FCD400 / 400-15, FCD600 / 600-3, etc.)		 AH7025 50 – 180 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
NS9530 50 – 180 – – 0.03 – 0.1
Titanium alloys (Ti-6AI-4V, etc.) AH7025 30 – 80 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
Superalloys (Inconel718, etc.) AH7025 20 – 60 0.03 – 0.12 0.04 – 0.16 0.04 – 0.14
TCP18R/L (lightly honed edge) / TCP18R/L-F (sharp edge)
ISO Workpiece materials Grades Cutting speed
Vc (m/min)		 Feed
f (mm/rev)
Low carbon steel
(S15C / C15, S20C / C20, etc.)		 SH725
SH7025		 80 – 180 0.03 – 0.1
AH725 80 – 180 0.03 – 0.1
Carbon steels, Alloy steel
(S55C / C55, SCM440 / 42CrMoS4, etc.)		 SH725
SH7025		 80 – 180 0.03 – 0.1
AH725 80 – 180 0.03 – 0.1
Prehardened steel
(NAK80, PX5, etc.)		 SH725
SH7025		 80 – 180 0.03 – 0.1
AH725 80 – 180 0.03 – 0.1
Stainless steel
(SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)		 SH725
SH7025		 50 – 120 0.03 – 0.1
AH725 50 – 120 0.03 – 0.1
Grey cast iron
(FC250 / GG25 / 250, FC300 / GG30 / 300, etc.)		 AH725 50 – 180 0.03 – 0.1
SH725
SH7025		 50 – 180 0.03 – 0.1
Ductile cast iron
(FCD400 / 400-15, FCD600 / 600-3, etc.)		 AH725 50 – 180 0.03 – 0.1
SH725
SH7025		 50 – 180 0.03 – 0.1
Titanium alloys (Ti-6AI-4V, etc.) SH725
SH7025		 30 – 80 0.03 – 0.1
AH725 30 – 80 0.03 – 0.1
Superalloys (Inconel718, etc.) SH725
SH7025		 20 – 60 0.03 – 0.1
AH725 20 – 60 0.03 – 0.1
TCT18FR/R-ISO (Full profile threading insert)／TCT18FR (Threading insert)
ISO Workpiece materials Hardness Grade Cutting speed
Vc (m/min)		 Pitch (mm) Threads per inch(TPI)
Steel / Alloy steel
S45C, SCM440, etc.
C45, 42CrMoS4, etc.		 < 200HB AH8015 80 – 180 0.8 – 3.175 32 – 8
AH725 60 – 150 0.8 – 3.0 32 – 8
SH725 60 – 150 0.4 – 2.0 64 – 12
SH7025 60 – 150 0.4 – 2.0 64 – 18
> 200HB AH8015 60 – 160 0.8 – 3.175 32 – 8
AH725 60 – 150 0.8 – 3.0 32 – 8
SH725 60 – 150 0.4 – 2.0 64 – 12
SH7025 60 – 150 0.4 – 2.0 64 – 18
Stainless steel
SUS304, etc.
X5CrNi18-9, etc.		 – AH8015 50 – 130 0.8 – 3.175 32 – 8
– AH725 50 – 80 0.8 – 3.0 32 – 8
– SH725 50 – 80 0.4 – 2.0 64 – 12
– SH7025 50 – 80 0.4 – 2.0 64 – 18
Cast iron
FC250, FC300, etc.
250, 300, etc.		 – AH8015 60 – 150 0.8 – 3.175 32 – 8
– AH725 50 – 100 0.8 – 3.0 32 – 8
– SH725 50 – 100 0.4 – 2.0 64 – 12
– SH7025 50 – 100 0.4 – 2.0 64 – 18
Superalloys
Ti-6AI-4V, Inconel718, etc.		 – AH8015 20 – 80 0.8 – 3.175 32 – 8
– AH725 20 – 80 0.8 – 3.0 32 – 8
– SH725 20 – 80 0.4 – 2.0 64 – 12
– SH7025 30 – 100 0.4 – 2.0 64 – 18
TCL27 / TCS27/ TCM27 / TCG27
ISO Workpiece materials Grades Cutting speed
Vc
(m/min)		 Feed: f (mm/rev) Depth of cut for profiling
(with full radius insert)
Grooving,
Parting off		 Parting off
(with hand)		 Profiling
(with full radius insert)
TCL27 TCS27 TCM27 TCG27 TCS27 TCS27 TCM27
Carbon steel
S45C / C45, etc.		 AH8005 100 – 300 0.03 – 0.12 0.05 – 0.15 0.05 – 0.25 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.15 0.5
AH7025 100 – 200
AH6235 80 – 120
NS9530 120 – 250
Alloy steel
SCM435 / 34CrMo4, etc.		 AH8005 80 – 250 0.03 – 0.12 0.05 – 0.15 0.05 – 0.25 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.15 0.5
AH7025 50 – 180
AH6235 50 – 100
NS9530 100 – 200
Stainless steel
SUS304 / X5CrNi18-9, etc.		 AH8005 100 – 150 0.03 – 0.12 0.05 – 0.15 0.05 – 0.2 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.15 0.5
AH7025 80 – 120
AH6235 50 – 120
Grey cast iron
FC250 / 250, etc.		 AH8005 80 – 250 0.03 – 0.12 0.05 – 0.15 0.05 – 0.25 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.15 0.5
AH7025 50 – 180
AH6235 50 – 100
NS9530 50 – 180
Ductile cast iron
FCD400 / 400-15, etc.		 AH8005 80 – 180 0.03 – 0.12 0.05 – 0.15 0.05 – 0.2 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.15 0.5
AH7025 50 – 120
AH6235 50 – 80
NS9530 50 – 180
Titanium alloys
Ti-6Al-4V, etc.		 AH8005 50 – 70 0.03 – 0.12 0.05 – 0.15 0.05 – 0.15 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.1 0.5
AH7025 30 – 60
Superalloys
Inconel718, etc.		 AH8005 40 – 60 0.03 – 0.12 0.05 – 0.15 0.05 – 0.15 0.03 – 0.1 0.04 – 0.12 0.05 – 0.1 0.05 – 0.1 0.5
AH7025 20 – 50
TCL38
ISO Workpiece materials Grades Cutting speed
Vc
(m/min)		 Feed: f (mm/rev)
Grooving,
Parting
TCL38
Carbon steel
(S45C / C45, etc.)		 AH7025 80 – 180 0.03 – 0.18
Alloy steel
(SCM435 / 34CrMo4, etc.)		 AH7025 50 – 180 0.03 – 0.18
Stainless steel
(SUS304 / X5CrNi18-9, etc.)		 AH7025 50 – 150 0.03 – 0.14
Grey cast iron
(FC250 / 250 / GG25, etc.)		 AH7025 50 – 180 0.03 – 0.14
Ductile cast iron
(FCD400 / 400-15 / GGG400, etc.)		 AH7025 50 – 120 0.03 – 0.14
Titanium alloys
(Ti-6Al-4V, etc.)		 AH7025 30 – 60 0.03 – 0.14
Superalloys (Inconel718, etc.) AH7025 20 – 50 0.03 – 0.14

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