Sandvik Coromant
R840-0640-50-A1A 1220
1 / 2
- Country of Origin
- China
- Part Number
- R840-0640-50-A1A 1220
- UNSPSC
- 23291500
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Specifications
- Country of Origin
- China
- Weight
- 0.108908 lbs (0.0494 kg)
- Adaptive Interface Machine Direction
- Cylindrical shank (DIN6535-HA) -metric: 8
- Basic Standard Group
- DIN 6537 L
- Coolant Entry Style
- 4: axial concentric entry on circle
- Coolant Pressure
- 290.075 lbf/in2 (20 bar)
- Cutting Diameter
- 0.251969 inch (6.4 mm)
- Connection Diameter
- 0.314961 inch (8 mm)
- Grade
- 1220
- Chip Flute Length
- 2.08661 inch (53 mm)
- Functional Length
- 3.53937 inch (89.9 mm)
- Usable Length
- 1.30315 inch (33.1 mm)
- Maximum Regrinds
- 3
- Overall Length
- 3.58268 inch (91 mm)
- Point Length
- 0.043307 inch (1.1 mm)
- Rotational Speed Maximum
- 11439 1/min
- Sensor Embedded Property
- No
- Point Angle
- 140 deg
- Connection Diameter Tolerance
- h6
- Achievable Hole Tolerance
- H9
- Through Hole Function Property
- Yes
- ISO Material Classification Level All
- Steel;Stainless Steel;Cast Iron;Non-ferrous Metal;Super-alloys & Titanium
- Usable Length Diameter Ratio
- 5.171875
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