R318 High Precision NC Machine Reamers In Steps of 0.01mm For Automatic Lathes
Designed with left helix and right cutting flutes with unequal flute design. Downward chip evacuation. Application for reaming different steels below 48HRC, stainless steel, cast iron, aluminium, copper…and etc. Accuracy tolerance: 0/+0.004mm.
a
45°
Lc
L
Through
Blind Hole
Steel Cast lron Stainless Steel AL, Copper
Hole
VHM Carbide
Uncoated Bright
L 7°
Z
Accuracy tolerance: 0/+0.004mm.
P H M K N
Stub Length
Code No. R318-Dc
Lc mm
L mm
d mm
a mm
Z teeth
R318 Bright
Dc +0.004 - 0
1.98~1.99
1.5 1.5 1.5 1.5
0.2 0.2 0.2
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18 18 18 18 18 18 18 18 18 18 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 22 22 22 22 22 22 22 22
50 50 50 50 50 50 50 50 50 50 56 56 56 56 56 56 56 56 56 56 56 56 56 56 56 56 56 56 63 63 63 63 63 63 63 63
4 4 4 4 4 4 4 4 4 4 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6
2.00
2.01~2.03 2.04~2.12 2.13~2.19
0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
2 2 2 2 2 2
2.20
2.21~2.36 2.37~2.49
2.50
2.51~2.65 2.66~2.79
2.5 2.5 2.5 2.5 2.5 2.5 2.5
2.80
2.81~2.90 2.91~2.99
0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5
3.00
3.01~3.03 3.04~3.19
3.20
3 3 3 3 3 3
3.21~3.35 3.36~3.49
3.50
3.51~3.60 3.61~3.75 3.76~3.90 3.91~3.99
3.5 3.5 3.5 3.5 3.5
4.00
4.01~4.09 4.10~4.25 4.26~4.49
4 4 4 4 4 4 4 4
4.50
4.51~4.60 4.61~4.75 4.76~4.90 4.91~4.99
5.00
5.01~5.10
477
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