ReamMeister

Applications & Features

Applications

Drilling

Features

1. High precision reamer heads for applications of H7 hole-tolerance range

2. Allows applications of higher cutting speeds and feed rates over solid carbide or brazed reamers, ensuring high productivity

3. 2 types of reamer heads are available depending on the hole types

Inserts & Grades

Reamer Bodies

Practical examples

Example #1

Automotive Industry

Part:	Flange yoke
Material:	FCD500 / GGG50 / 450-10S
Drill:	TRM-T9-R32-5
Insert:	HRM-27.000-BL-T9
Grade:	AH725
Cutting conditions:	Vc = 100 (m/min) f = 1.2 (mm/rev) Vf = 1415 (mm/min) H = 20 (mm) Coolant: Internal Machine: Horizontal M/C

Example #2

Automotive Industry

Part:	Flange yoke
Material:	S45C / C45
Drill:	TRM-T9-R32-5
Insert:	HRM-27.000-BL-T9
Grade:	AH725
Cutting conditions:	Vc = 90 (m/min) f = 0.8 (mm/rev) Vf = 850 (mm/min) H = 15 (mm) Coolant: Internal Machine: Horizontal M/C

Standard cutting conditions

Conversion table for feed per tooth

ISO	Workpiece materials	Cutting speed Vc (m/min)	Feed:fz (mm/t)
			AS: Straight flute（for blind holes）		BL: Left hand flute（for through holes）
			ø10 – ø16	ø16 – ø32	ø10 – ø16	ø16 – ø32
	Low carbon steel (C<0.3) SS400, SM490, S25C, E275A, etc.	80 – 200	0.05 – 0.18	0.05 – 0.20	0.05 – 0.20	0.05 – 0.27
	Carbon steel (C>0.3) S45C, S55C, C45, C55, etc.	80 – 150	0.05 – 0.15	0.05 – 0.18	0.05 – 0.18	0.05 – 0.25
	Low carbon steel (C<0.3) SCM415, etc.	80 – 200	0.05 – 0.18	0.05 – 0.20	0.05 – 0.20	0.05 – 0.27
	Alloy steel (C>0.3) SCM440, SCr420, 42CrMo4, 20Cr4 etc.	50 – 150	0.03 – 0.10	0.05 – 0.13	0.05 – 0.13	0.05 – 0.17
	Stainless steel（Austenitic） SUS304, SUS316, X5CrNi18-9, X5CrNiMo17-12-3, etc.	20 – 40	0.03 – 0.10	0.03 – 0.13	0.05 – 0.13	0.05 – 0.17
	Stainless steel（Martensitic and ferritic） SUS430, SUS416, X6Cr17, etc.	20 – 40	0.03 – 0.10	0.03 – 0.13	0.05 – 0.13	0.05 – 0.17
	Stainless steel（Precipitation hardening） SUS630, X5CrNiCuNb16-4 etc.	20 – 40	0.03 – 0.10	0.03 – 0.13	0.05 – 0.13	0.05 – 0.17
	Grey cast iron FC250, GG25, 250 etc.	100 – 250	0.05 – 0.18	0.05 – 0.20	0.05 – 0.20	0.05 – 0.27
	Ductile cast iron FCD700, etc.	80 – 200	0.05 – 0.15	0.05 – 0.18	0.05 – 0.18	0.05 – 0.25
	Aluminum alloy	100 – 300	0.05 – 0.18	0.05 – 0.20	0.05 – 0.20	0.05 – 0.27
	High temp. alloy Inconel718 etc.	15 – 50	0.03 – 0.06	0.03 – 0.08	0.05 – 0.1	0.05 – 0.13
	Titanium alloy Ti-6Al-4V etc.	30 – 60	0.03 – 0.10	0.03 – 0.13	0.05 – 0.13	0.05 – 0.17
	Hardened steel Over 40HRC etc.	50 – 100	0.03 – 0.08	0.03 – 0.1	0.05 – 0.12	0.05 – 0.15

Conversion table for feed per revolution

ISO	Workpiece materials	Cutting speed Vc (m/min)	Feed:f (mm/rev)
			AS: Straight flute（for blind holes）			BL: Left hand flute（for through holes）
			ø10 – ø16 6 flutes	ø16.001 – ø20 6 flutes	ø20.001 – ø32 8 flutes	ø10 – ø16 6 flutes	ø16.001 – ø20 6 flutes	ø20.001 – ø32 8 flutes
	Low carbon steel (C<0.3) SS400, SM490, S25C, E275A, etc.	80 – 200	0.3 – 1.08	0.3 – 1.2	0.4 – 1.6	0.3 – 1.2	0.3 – 1.62	0.4 – 2.16
	Carbon steel (C>0.3) S45C, S55C, C45, C55, etc.	80 – 150	0.3 – 0.9	0.3 – 1.08	0.4 – 1.44	0.3 – 1.08	0.3 – 1.5	0.4 – 2
	Low carbon steel (C<0.3) SCM415, etc.	80 – 200	0.3 – 1.08	0.3 – 1.2	0.4 – 1.6	0.3 – 1.2	0.3 – 1.2	0.4 – 2.16
	Alloy steel (C>0.3) SCM440, SCr420, 42CrMo4, 20Cr4 etc.	50 – 150	0.18 – 0.6	0.3 – 0.78	0.4 – 1.04	0.3 – 0.78	0.3 – 1.02	0.4 – 1.36
	Stainless steel（Austenitic） SUS304, SUS316, X5CrNi18-9, X5CrNiMo17-12-3, etc.	20 – 40	0.18 – 0.6	0.18 – 0.78	0.24 – 1.04	0.3 – 0.78	0.3 – 1.02	0.4 – 1.36
	Stainless steel（Martensitic and ferritic） SUS430, SUS416, X6Cr17, etc.	20 – 40	0.18 – 0.6	0.18 – 0.78	0.24 – 1.04	0.3 – 0.78	0.3 – 1.02	0.4 – 1.36
	Stainless steel（Precipitation hardening） SUS630, X5CrNiCuNb16-4 etc.	20 – 40	0.18 – 0.6	0.18 – 0.78	0.24 – 1.04	0.3 – 0.78	0.3 – 1.02	0.4 – 1.36
	Grey cast iron FC250, GG25, 250 etc.	100 – 250	0.3 – 1.08	0.3 – 1.2	0.4 – 1.6	0.3 – 1.2	0.3 – 1.62	0.4 – 2.16
	Ductile cast iron FCD700, etc.	80 – 200	0.3 – 0.9	0.3 – 1.08	0.4 – 1.44	0.3 – 1.8	0.3 – 1.62	0.4 – 2
	Aluminum alloy	100 – 300	0.3 – 1.08	0.3 – 1.2	0.4 – 1.6	0.3 – 1.2	0.3 – 1.62	0.4 – 2.16
	High temp. alloy Inconel718 etc.	15 – 50	0.18 – 0.36	0.18 – 0.48	0.24 – 0.64	0.3 – 0.6	0.3 – 0.78	0.4 – 1.04
	Titanium alloy Ti-6Al-4V etc.	30 – 60	0.18 – 0.6	0.18 – 0.78	0.24 – 1.04	0.3 – 0.78	0.3 – 1.02	0.4 – 1.36
	Hardened steel Over 40HRC etc.	50 – 100	0.18 – 0.48	0.18 – 0.6	0.24 – 0.8	0.3 – 0.72	0.3 – 0.9	0.4 – 1.2