TetraForce-Cut

product_Turning_TetraForce-Cut_TetraMini-Cut

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 grooving Parting-off Face grooving External 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)

Rigid grooving tools with 4 cutting-edge insert

TetraForce-Cut Grooving and Parting-off Inserts (Grooving width 0.5 – 3.18 mm)

Rigid grooving tools with 4 cutting-edge insert

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

Rigid threading tools with 4 cutting-edge insert

Grades

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

Toolholders

Grooving & Parting

TetraMini-Cut Toolholders

Rigid grooving and threading tools with 4 cutting-edge insert

Grooving & Parting

TetraForce-Cut Toolholders

Rigid grooving and threading tools with 4 cutting-edge insert

Other

TetraForce-Cut / TetraMini-Cut Shanks

Rigid grooving and threading tools with 4 cutting-edge insert

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)
ISO	Workpiece materials	Grades	Cutting speed Vc (m/min)	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
	Carbon steels, Alloy steel (S55C / C55, SCM440 / 42CrMoS4, etc.)	AH7025	80 – 180	0.03 – 0.12	0.04 – 0.16	0.04 – 0.14
	Prehardened steel (NAK80, PX5, etc.)	AH7025	80 – 180	0.03 – 0.12	0.04 – 0.16	0.04 – 0.14
	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
	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
	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	Priority	Grades	Cutting speed Vc (m/min)	Feed f (mm/rev)
	Low carbon steel (S15C / C15, S20C / C20, etc.)	First choice	SH725	80 – 180	0.03 – 0.1
	Low carbon steel (S15C / C15, S20C / C20, etc.)	Toughness	AH725	80 – 180	0.03 – 0.1
	Carbon steels, Alloy steel (S55C / C55, SCM440 / 42CrMoS4, etc.)	First choice	SH725	80 – 180	0.03 – 0.1
		Toughness	AH725	80 – 180	0.03 – 0.1
	Prehardened steel (NAK80, PX5, etc.)	First choice	SH725	80 – 180	0.03 – 0.1
	Prehardened steel (NAK80, PX5, etc.)	Toughness	AH725	80 – 180	0.03 – 0.1
	Stainless steel (SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)	First choice	SH725	50 – 120	0.03 – 0.1
	Stainless steel (SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)	Toughness	AH725	50 – 120	0.03 – 0.1
	Grey cast iron (FC250 / GG25 / 250, FC300 / GG30 / 300, etc.)	First choice	AH725	50 – 180	0.03 – 0.1
		Sharpness	SH725	50 – 180	0.03 – 0.1
	Ductile cast iron (FCD400 / 400-15, FCD600 / 600-3, etc.)	First choice	AH725	50 – 180	0.03 – 0.1
	Ductile cast iron (FCD400 / 400-15, FCD600 / 600-3, etc.)	Sharpness	SH725	50 – 180	0.03 – 0.1
	Titanium alloys (Ti-6AI-4V, etc.)	First choice	SH725	30 – 80	0.03 – 0.1
	Titanium alloys (Ti-6AI-4V, etc.)	Toughness	AH725	30 – 80	0.03 – 0.1
	Superalloys (Inconel718, etc.)	First choice	SH725	20 – 60	0.03 – 0.1
	Superalloys (Inconel718, etc.)	Toughness	AH725	20 – 60	0.03 – 0.1

TCT18FR/R-ISO (Full profile threading insert)／TCT18FR (Threading insert)

ISO	Workpiece materials	Priority	Grades	Cutting speed Vc (m/min)	Pitch (mm)	TPI
	Low carbon steel (S15C / C15, S20C / C20, etc.)	First choice	SH725	60 – 150	0.4 – 2.0	64 – 18
	Low carbon steel (S15C / C15, S20C / C20, etc.)	Toughness	AH725	60 – 150	0.8 – 3.0	32 – 8
	Carbon steels, Alloy steel (S55C / C55, SCM440 / 42CrMoS4, etc.)	First choice	SH725	60 – 150	0.4 – 2.0	64 – 18
		Toughness	AH725	60 – 150	0.8 – 3.0	32 – 8
	Prehardened steel (NAK80, PX5, etc.)	First choice	SH725	60 – 150	0.4 – 2.0	64 – 18
	Prehardened steel (NAK80, PX5, etc.)	Toughness	AH725	60 – 150	0.8 – 3.0	32 – 8
	Stainless steel (SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)	First choice	SH725	50 – 80	0.4 – 2.0	64 – 18
	Stainless steel (SUS304 / X5CrNi18-9, X5CrNiMo17-12-2, etc)	Toughness	AH725	50 – 80	0.8 – 3.0	32 – 8
	Grey cast iron (FC250 / GG25 / 250, FC300 / GG30 / 300, etc.)	First choice	AH725	50 – 100	0.8 – 3.0	32 – 8
		Sharpness	SH725	50 – 100	0.4 – 2.0	64 – 18
	Ductile cast iron (FCD400 / 400-15, FCD600 / 600-3, etc.)	First choice	AH725	50 – 100	0.8 – 3.0	32 – 8
	Ductile cast iron (FCD400 / 400-15, FCD600 / 600-3, etc.)	Sharpness	SH725	50 – 100	0.4 – 2.0	64 – 18
	Titanium alloys (Ti-6AI-4V, etc.)	First choice	SH725	30 – 100	0.4 – 2.0	64 – 18
	Titanium alloys (Ti-6AI-4V, etc.)	Toughness	AH725	30 – 100	0.8 – 3.0	32 – 8
	Superalloys (Inconel718, etc.)	First choice	SH725	30 – 100	0.4 – 2.0	64 – 18
	Superalloys (Inconel718, etc.)	Toughness	AH725	30 – 100	0.8 – 3.0	32 – 8

TCL27 / TCS27/ TCS27-R/L / TCS27-Full R/ TCM27 / TCM27-Full R

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	TCS27	TCS27	TCM27
	Carbon steelsteel (S45C / C45, etc.)	AH725	100 – 200	0.03 – 0.12	0.05 – 0.15	0.05 – 0.25	0.04 – 0.12	0.05 – 0.10	0.05 – 0.15	0.5
	Alloy steel (SCM435 / 34CrMo4, etc.)	AH725	50 -180	0.03 – 0.12	0.05 – 0.15	0.05 – 0.25	0.04 – 0.12	0.05 – 0.10	0.05 – 0.15	0.5
	Stainless steel (SUS304 / X5CrNi18-9, etc.)	AH725	100 – 150	0.03 – 0.12	0.05 – 0.15	0.05 – 0.20	0.04 – 0.12	0.05 – 0.10	0.05 – 0.15	0.5
	Grey cast iron (FC250 / 250 / GG25, etc.)	AH725	50 – 180	0.03 – 0.12	0.05 – 0.15	0.05 – 0.25	0.04 – 0.12	0.05 – 0.10	0.05 – 0.15	0.5
	Ductile cast iron (FCD400 / 400-15 / GGG400, etc.)	AH725	50 – 120	0.03 – 0.12	0.05 – 0.15	0.05 – 0.20	0.04 – 0.12	0.05 – 0.10	0.05 – 0.15	0.5
	Titanium alloys (Ti-6Al-4V, etc.)	AH725	30 – 60	0.03 – 0.12	0.05 – 0.15	0.05 – 0.15	0.04 – 0.12	0.05 – 0.10	0.05 – 0.10	0.5
	Superalloys (Inconel718, etc.)	AH725	20 – 50	0.03 – 0.12	0.05 – 0.15	0.05 – 0.15	0.04 – 0.12	0.05 – 0.10	0.05 – 0.10	0.5

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