Каталог Sumitomo монолитные фрезы - страница 147
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22
FlutesFlutes
Grade Side Milling Face Milling R-Groove Milling Profile Milling
RE ±0.02
22 SUMIBORON BNBS
Ballnose
Endmills Type
Hardened Steel 45 to 55 55 to 60 60 to 65
HRC HRC HRC
S SGG H H
APMX LF
- Body
| Dimensions(mm) | ||||||
| Cat. No. | Stock | Radius RE | Cutting diameter DC | Depth of cut APMX | Total Length LF | Shank diameter DMM |
| BNBS 2020S | D | 1.0 | 2.0 | 1.5 | 50 | 4 |
| 2030S | D | 1.5 | 3.0 | 2.0 | 60 | 6 |
| 2040S | D | 2.0 | 4.0 | 3.0 | 70 | 6 |
| 2060S | D | 3.0 | 6.0 | 4.5 | 80 | 6 |
| 2080S | D | 4.0 | 8.0 | 5.5 | 90 | 8 |
| BNBS 2100S | D | 5.0 | 10.0 | 6.5 | 100 | 10 |
| 2120S | D | 6.0 | 12.0 | 7.5 | 110 | 12 |
Grade: BN350
- General Purpose Machines
1. Use a rigid machine and select a high cutting speed with low feed rate. 2. Use dry cutting conditions. 3. Make overhang as short as possible. 4. If work material hardness is lower than HRC50, try a coated or uncoated carbide ballnose endmill instead. (→I106)
- Radius Milling
| Work Material Cutting Conditions | Harden (50 to 5 | ed Steel 7 HRC) | Hardene (58 to 6 | d Steel 5 HRC) |
| RE(mm) | Spindle Speed (min-1) | Feed Rate (mm/min) | Spindle Speed (min-1) | Feed Rate (mm/min) |
| 1.0 | 26,000 | 1,100 | 22,000 | 670 |
| 1.5 | 18,000 | 700 | 15,000 | 450 |
| 2.0 | 13,000 | 530 | 11,000 | 330 |
| 3.0 | 8,800 | 610 | 7,400 | 450 |
| 4.0 | 6,600 | 460 | 5,600 | 330 |
| 5.0 | 5,300 | 630 | 4,500 | 400 |
| 6.0 | 4,400 | 530 | 3,700 | 330 |
| Standard ap | 0.01 | DC | 0.01 | DC |
| Depth-of-cut pf | 0.02 | DC | 0.02 | DC |
| See L | 125 for | details |
6 Flutes 8 Flutes Radius Ballnose DLC SUMIDIA Coat Long Neck Uncoated CBN PCD