Sutton E478 20mm Corner Radius Endmill 3 Flute R4 - Carbide VHM Ultra - Regular
Available
The Sutton E478 is a 3 flute corner radius endmill made from VHM-ULTRA grade solid carbide, with a bright finish. It is in the regular length series. This listing covers 12 metric sizes from 12 mm to 20 mm. Corner radii in this listing: 1, 2.5, 3, 4 mm.
The cutting edge has a 45/46/44° variable helix and the designation is Al. The shank is a plain cylindrical shank (DIN 6535 form HA), with h5 shank tolerance and e8 cutting diameter tolerance. The cutting length is to DIN 6527 L. Sizes with a relieved neck show the reach length (l3) and neck diameter (d3) in the size table.
Where this product is used
- Soft materials, where the geometry is optimised for them.
Design features
- VHM-ULTRA grade solid carbide construction.
- Bright finish.
- 3 flutes, 45/46/44° variable helix.
- Plain cylindrical shank (DIN 6535 form HA).
- Tolerances: cutting diameter (d1) e8, shank h5.
Sizes
Diameters and lengths are in millimetres. Item numbers are the Sutton catalogue numbers.
| Item no. | d1 (mm) | l1 overall (mm) | l2 flute (mm) | l3 reach (mm) | d2 shank (mm) | d3 neck (mm) | Flutes | Corner radius (mm) |
|---|---|---|---|---|---|---|---|---|
| E478 1210 | 12 | 83 | 26 | 40 | 12 | 11.1 | 3 | 1 |
| E478 1225 | 12 | 83 | 26 | 40 | 12 | 11.1 | 3 | 2.5 |
| E478 1230 | 12 | 83 | 26 | 40 | 12 | 11.1 | 3 | 3 |
| E478 1240 | 12 | 83 | 26 | 40 | 12 | 11.1 | 3 | 4 |
| E478 1610 | 16 | 92 | 32 | 50 | 16 | 14.8 | 3 | 1 |
| E478 1625 | 16 | 92 | 32 | 50 | 16 | 14.8 | 3 | 2.5 |
| E478 1630 | 16 | 92 | 32 | 50 | 16 | 14.8 | 3 | 3 |
| E478 1640 | 16 | 92 | 32 | 50 | 16 | 14.8 | 3 | 4 |
| E478 2010 | 20 | 104 | 38 | 60 | 20 | 18.5 | 3 | 1 |
| E478 2025 | 20 | 104 | 38 | 60 | 20 | 18.5 | 3 | 2.5 |
| E478 2030 | 20 | 104 | 38 | 60 | 20 | 18.5 | 3 | 3 |
| E478 2040 | 20 | 104 | 38 | 60 | 20 | 18.5 | 3 | 4 |
Key specifications
| Specification | Detail |
|---|---|
| Catalogue code | E478 |
| Type | Corner Radius Endmill, 3 flute, regular length |
| Material | VHM-ULTRA solid carbide |
| Finish | Bright |
| Helix / geometry | R45/46/44 |
| Designation | Al |
| Shank form | plain cylindrical shank (DIN 6535 form HA) |
| Cutting diameter tolerance (d1) | e8 |
| Shank tolerance | h5 |
| Cutting length | DIN 6527 L |
| Sizes in this listing | 12 sizes, 12 to 20 mm |
Related products
Related Sutton carbide endmills: E475 metric corner radius endmill, Xceed, Weldon flat shank, E474 metric corner radius endmill, Xceed, plain shank, E471 metric corner radius endmill (regular), AlNova, Weldon flat shank, E470 metric corner radius endmill (regular), AlNova, plain shank, E467 metric corner radius endmill (regular), AlNova, Weldon flat shank.
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Sutton E478 Metric 3 Flute Corner Radius Endmill - Carbide VHM Ultra - Regular - HA: 20 / 4
SKU: A0129932 | Model: E4782040
This is the cutting tip 20, corner radius 4 option of the Sutton E478 Metric 3 Flute Corner Radius Endmill - Carbide VHM Ultra - Regular - HA. Key details for this option: cutting diameter 20mm, shank diameter 20mm, neck diameter 18.5mm, overall length 104mm, flute length 38mm.