
Face Milling Cutter with 8 Cutting Edge Insert for Ultimate Clearance
Milling cutter with 8 cornered insert for high utilization in face milling operations
Applications & Features
Applications
Features
1. Face milling cutter with maximum clearance and economy
• Designed to avoid tool interference in rough and finish face milling operations.
• Wiper insert is also available for precision surface finish requirements.

2. Cutter design optimized for low cutting force and chattering prevention
• Stable cutting performance due to the concave shape cutting edges.
• Reinforced insert with resistance to fracture.
Inserts & Grades
Inserts
Main Grades
AH3135
 
 
- High fracture resistance
- Suitable for machining steel and stainless steel under general cutting conditions
T1215

- Good balance between wear and chipping resistance
- Suitable for milling cast iron
T3225
 
 
- High chipping and fracture resistance
- Suitable for milling steel and stainless steel
Cutter bodies
Practical examples
Example #1
Automotive Industry
| Part: | Steering knuckle | 
| Material: | FCD450 | 
| Cutter: | THSN12M050B22.0R04 (ø50 mm, z = 4) | 
| Insert: | SNMU120620EN-MM | 
| Grade: | AH3135 | 
| Cutting conditions: | Vc = 142 (m/min) fz = 0.22 (mm/t) Vf = 800 (mm/min) ap = 2 (mm) ae = 30 (mm) Application: Face milling Coolant: External Machine: Vertical M/C | 

Example #2
Automotive Industry
| Part: | Shaft | 
| Material: | Alloy steel (35HRC) | 
| Cutter: | THSN12M050B22.0R04 (ø50 mm, z = 4) | 
| Insert: | SNMU120620EN-MM | 
| Grade: | AH3135 | 
| Cutting conditions: | Vc = 236 (m/min) fz = 0.1 (mm/t) Vf = 600 (mm/min) ap = 2 (mm) ae = 35 (mm) Application: Face milling Coolant: External Machine: Vertical M/C | 

Example #3
Automotive Industry
| Part: | Shaft | 
| Material: | Alloy steel | 
| Cutter: | THSN12M050B22.0R04 (ø50 mm, z = 4) | 
| Insert: | SNMU120620EN-MM | 
| Grade: | AH3135 | 
| Cutting conditions: | Vc = 157 (m/min) fz = 0.2 (mm/t) Vf = 800 (mm/min) ap = 2 (mm) ae = 40 (mm) Application: Shoulder milling Coolant: External supply Machine: Vertical M/C | 

Standard cutting conditions
| ISO | Workpiece materials | Hardness | Priority | Grades | Chip-breaker | Cutting speed Vc (m/min) | Feed per tooth fz (mm/t) | 
|---|---|---|---|---|---|---|---|
|  | Low carbon steels S15C, etc. C15E4, etc., C15E, etc. | – 200HB | First choice | AH3225 | MM | 100 – 250 | 0.06 – 0.3 | 
| – 200HB | For wear resistance | T3225 | MM | 200 – 350 | 0.06 – 0.25 | ||
| High carbon and alloy steel S55C, SCM440, etc. C55, 42CrMo4, etc. | – 300HB | First choice | AH3225 | MM | 100 – 250 | 0.06 – 0.3 | |
| – 300HB | For wear resistance | T3225 | MM | 180 – 300 | 0.06 – 0.25 | ||
| Prehardened steel NAK80, PX5, etc. | 30 – 40 HRC | First choice | AH3225 | MM | 100 – 200 | 0.06 – 0.25 | |
| 30 – 40 HRC | For wear resistance | T3225 | MM | 150 – 250 | 0.06 – 0.2 | ||
|  | Austenitic stainless steel SUS304, SUS316, etc. X5CrNi18-9, X5CrNiMo17-12-3, etc. | – 200HB | First choice | AH3135 | MM | 100 – 200 | 0.06 – 0.25 | 
| – 200HB | For wear resistance | T3225 | MM | 100 – 200 | 0.06 – 0.2 | ||
| Stainless cast steel SCH20XNb, 1.4849, etc. | – | First choice | T3225 | MM | 60 – 120 | 0.06 – 0.2 | |
| – | For fracture resistance | AH3135 | MM | 60 – 120 | 0.06 – 0.2 | ||
|  | Grey cast iron FC250, etc. 250, etc., GG25, etc. | 150 – 250HB | First choice | T1215 | MM | 100 – 350 | 0.06 – 0.3 | 
| 150 – 250HB | For fracture resistance | AH120 | MM | 100 – 250 | 0.06 – 0.3 | ||
| Ductile cast iron FCD600, etc. 600-3, etc., GGG60, etc. | 150 – 250HB | First choice | T1215 | MM | 100 – 350 | 0.06 – 0.25 | |
| 150 – 250HB | For fracture resistance | AH120 | MM | 80 – 200 | 0.06 – 0.3 | ||
|  | Titanium alloys Ti-6AI-4V, etc. | – 40HRC | First choice | AH3135 | MM | 30 – 60 | 0.06 – 0.2 | 
| Heat-resistant alloys Inconel718, etc. | – 40HRC | First choice | AH120 | MM | 10 – 40 | 0.04 – 0.16 | |
|  | Hardened steel SKD61, etc., X40CrMoV5-1, etc. | 40 – 50HRC | First choice | AH3225 | MM | 80 – 130 | 0.04 – 0.16 | 
| Hardened steel SKD11, etc., X153CrMoV12, etc. | 50 – 60HRC | First choice | AH120 | MM | 50 – 70 | 0.02 – 0.08 | 
For more information about this product, visit our online e-catalog or download the product report:
 
 			 
 
			


 
         
        



