AH8000

Applications & Features

Applications

External turning

Internal turning

Features

1. AH8000 series

2. Application area

Main Grades

Practical examples

Example #1

Aerospace Industry

Part:	Aircraft parts
Material:	Inconel 718
Insert:	CNMG120408-HRM
Grade:	AH8015
Cutting conditions:	Vc = 40 (m/min) f = 0.22 (mm/rev) ap = 2.0 (mm) Coolant: Wet

Example #2

Aerospace Industry

Part:	Aircraft parts
Material:	Inconel 909
Insert:	CNMG120412-HRF
Grade:	AH8015
Cutting conditions:	Vc = 55 (m/min) f = 0.30 (mm/rev) ap = 0.5 (mm) Coolant: Wet

Example #3

General Engineering

Part:	Toggle pin
Material:	Tool steel (49 HRC)
Insert:	CNMG190616-HRM
Grade:	AH8005
Cutting conditions:	Vc = 66 (m/min) f = 0.6 (mm/rev) ap = 1.25 (mm) Application: External turning Coolant: Dry Machine: NC lathe

Standard cutting conditions

Chipbreakers for negative inserts

ISO	Chipbreaker	Corner radius RE	Depth of cut ap (mm)	Feed f (mm/rev)	Cutting speed: Vc (m/min)
					AH8005	AH8015
	HRF	0.4	0.2 – 1.5	0.05 – 0.23	40 – 100	20 – 80
		0.8	0.2 – 1.5	0.05 – 0.25	40 – 100	20 – 80
		1.2	0.2 – 1.5	0.07 – 0.27	40 – 100	20 – 80
	HRM	0.4	0.5 – 4.0	0.05 – 0.30	40 – 100	20 – 80
		0.8	0.5 – 4.0	0.07 – 0.33	40 – 100	20 – 80
		1.2	0.5 – 4.0	0.10 – 0.35	40 – 100	20 – 80
		1.6	0.5 – 4.0	0.15 – 0.40	40 – 100	20 – 80
	28	0.4	0.5 – 3.0	0.08 – 0.20	40 – 100	20 – 80
		0.8	0.5 – 3.0	0.10 – 0.30	40 – 100	20 – 80
		1.2	0.5 – 3.0	0.10 – 0.30	40 – 100	20 – 80
	SDM	0.4	1 – 4	0.2 – 0.3	40 – 100	20 – 80
		0.8	1 – 4	0.2 – 0.5	40 – 100	20 – 80
		1.2	1 – 4	0.2 – 0.5	40 – 100	20 – 80

Chipbreakers for positive inserts

ISO	Chipbreaker	Corner radius RE	Depth of cut ap (mm)	Feed f (mm/rev)	Cutting speed: Vc (m/min)
					AH8005	AH8015
	PSF	0.4	0.05 – 0.5	0.02 – 0.20	40 – 100	20 – 80
		0.8	0.05 – 0.5	0.02 – 0.30	40 – 100	20 – 80
	PSS	0.4	0.3 – 2.0	0.02 – 0.20	40 – 100	20 – 80
		0.8	0.3 – 2.0	0.03 – 0.30	40 – 100	20 – 80
		1.2	0.3 – 2.0	0.05 – 0.30	40 – 100	20 – 80
	PS	0.4	0.5 – 2.5	0.02 – 0.20	40 – 100	20 – 80
		0.8	0.5 – 2.5	0.03 – 0.30	40 – 100	20 – 80
		1.2	0.5 – 2.5	0.05 – 0.30	40 – 100	20 – 80
	All-round	0.4	0.5 – 3.0	0.08 – 0.20	40 – 100	20 – 80
		0.8	0.5 – 3.0	0.08 – 0.30	40 – 100	20 – 80
		1.2	0.5 – 3.0	0.08 – 0.30	40 – 100	20 – 80
	RS		0.5 – 1.5	0.03 – 0.30	40 – 100	20 – 80
	61		0.5 – 2.0	0.20 – 0.60	40 – 100	20 – 80

RS chipbreaker with RCMT turning inserts size

ISO	Workpiece material	Chipbreaker	Size	Depth of cut ap (mm)	Feed f (mm/rev)	Cutting speedVc (m/min)
						AH8005	AH8015
	Stainless steel SUS303, SUS304, etc. X10CrNiS18-9, X5CrNi18-9, etc.	RS	RCMT06…	0.5 – 2	0.2 – 0.6	100 – 220	90 – 200
			RCMT08…	0.5 – 2	0.2 – 0.6
			RCMT10…	1 – 2.5	0.2 – 0.6
			RCMT12…	1 – 2.5	0.2 – 0.6
			RCMT16…	1.5 – 3	0.5 – 1
			RCMT20…	1.5 – 3	0.5 – 1
			RCMT25…	1.5 – 5	0.5 – 1
	Superalloys Inconel718, etc.	RS	RCMT06…	0.5 – 2	0.2 – 0.6	40 – 100	20 – 80
			RCMT08…	0.5 – 2	0.2 – 0.6
			RCMT10…	1 – 2.5	0.2 – 0.6
			RCMT12…	1 – 2.5	0.2 – 0.6
			RCMT16…	1.5 – 3	0.5 – 1
			RCMT20…	1.5 – 3	0.5 – 1
			RCMT25…	1.5 – 5	0.5 – 1

JS chipbreaker

ISO	Workpiece materials	Chipbreaker	Grade	Cutting speed Vc (m/min)	Depth of cut ap (mm)	Feedf (mm/rev)
						RE < 0.05	RE < 0.1	RE < 0.2	RE < 0.4
	Superalloys Inconel718, etc.	JS	AH8015	20 – 80	0.5 – 3	0.02 – 0.03	0.02 – 0.05	0.02 – 0.1	0.05 – 0.2