DoRec

Applications & Features

Applications

Slotting

Slotting R

Shoulder milling

Shoulder milling R

Side milling

Ramping

Hole enlarging

Features

1. Broad range of economical double-sided inserts with 4 edges

2. 2 types inserts are available

• LQMU11-E-MJ for 3D machining
• LQMU11/18-MJ for general shoulder milling

 

3. Superior cutting edge integrity

4. Higher feed-per-tooth capability

Inserts & Grades

Cutter bodies

Practical examples

Example #1

General Engineering

Part:	Flange sheet
Material:	Martensitic stainless steel
Cutter:	TPQ11R080M27.0E10 (ø80, z = 10)
Insert:	LQMU110708PXER-MJ
Grade:	AH3135
Cutting conditions:	Vc = 180 (m/min) fz = 0.15 (mm/t) Vf = 1074 (mm/min) ap = 1.0 (at 1.0 mm helix pitch) (mm) ae = 50 (mm) Application: Hole enlargement by helical interpolation Coolant: Dry Machine: Vertical M/C, BT50

Example #2

General Engineering

Part:	Machine parts
Material:	S55C / C55
Cutter:	TPQ11R050M22.0E06 (ø50, z = 6)
Insert:	LQMU110708PXER-MJ
Grade:	AH3135
Cutting conditions:	Vc = 180 (m/min) fz = 0.15 (mm/t) Vf = 1035 (mm/min) ap = 9 (competitor’s ap = 8) (mm) ae = 26 (mm) Application: Shoulder milling Coolant: External supply Machine: Vertical M/C, BT50

Example #3

General Engineering

Part:	Base plate
Material:	SS400 / E275A
Cutter:	TPQ11R040M16.0E04 (ø40, z = 4)
Insert:	LQMU110708PXER-MJ
Grade:	AH120
Cutting conditions:	Vc = 176 (m/min) fz = 0.15（Competitor: fz = 0.12） (mm/t) Vf = 860（Competitor: Vf = 720） (mm/min) ap = 4 (0.38ºramp approach) (mm) ae = 10 (mm) Application: Hole enlargement, helical interpolation Coolant: External supply Machine: Vertical M/C, BT50

Standard cutting conditions

ISO	Workpiece material		Hardness	Priority	Chipbreaker	Grade	Cutting speed Vc (m/min)	Feed per tooth fz (mm/t)
	Low carbon steel S15C, etc. C15E4, etc.		– 200 HB	First Choice	MJ	AH3225	100 – 250	0.1 – 0.25
				Low cutting force	ML	AH3225	100 – 250	0.1 – 0.25
	High carbon steel S45C, S55C, etc. C45, C55, etc.		200 – 300 HB	First Choice	MJ	AH3225	100 – 230	0.1 – 0.2
				Low cutting force	ML	AH3225	100 – 230	0.1 – 0.2
	Alloy steel SCM440, SCr415, etc. 42CrMo4, etc.		– 300 HB	First Choice	MJ	AH3225	100 – 230	0.1 – 0.2
				Low cutting force	ML	AH3225	100 – 230	0.1 – 0.2
	Tool steel SKD11, etc. X153CrMoV12, etc.		30 – 40 HRC	First Choice	MJ	AH3225	100 – 180	0.1 – 0.2
				Low cutting force	ML	AH3225	100 – 180	0.1 – 0.2
	Stainless steel SUS304, etc. X5CrNi18-9, etc.		– 200 HB	First choice	ML	AH3135	90 – 180	0.1 – 0.25
				Fracture resistance	MJ	AH3135	90 – 180	0.1 – 0.25
	Grey cast iron FC250, etc. 250, etc.		150 – 250 HB	First choice	MJ	AH8015	140 – 250	0.1 – 0.25
				Low cutting force	ML	AH8015	140 – 250	0.1 – 0.25
				Wear resistance	MJ	T1215	200 – 400	0.1 – 0.25
	Ductile cast iron FCD400, etc. 450-10S, etc.		150 – 250 HB	First choice	MJ	AH8015	110 – 200	0.1 – 0.25
				Low cutting force	ML	AH8015	110 – 200	0.1 – 0.25
				Wear resistance	MJ	T1215	150 – 300	0.1 – 0.25
	Titanium alloy Ti-6Al-4V, etc.		–	First choice	ML	AH3135	30 – 60	0.08 – 0.2
				Fracture resistance	MJ	AH3135	30 – 60	0.08 – 0.2
	Superalloys Inconel 718, etc.		–	First choice	ML	AH8015	20 – 50	0.06 – 0.15
				Fracture resistance	MJ	AH8015	20 – 50	0.06 – 0.15
	Hardened steel	SKD61, etc. X40CrMoV5-1, etc.	40 – 50 HRC	First choice	MJ	AH8015	45 – 70	0.08 – 0.15
		SKD11, etc. X153CrMoV12, etc.	50 – 60 HRC	First choice	MJ	AH8015	40 – 65	0.06 – 0.1