NC Machine Reamers (High Hardness) R208TX
Designed with right helix and right cutting flutes with equal flute design, which is easy for regrinding. Upward chip evacuation. Application for reaming different steels below 62HRC, stainless steel, cast iron, copper…and etc. Nano multilayer coating AlTiSiN with superior wear resistance is suitable for high hardness materials reaming. Accuracy tolerance: H7 (m5) 0/+0.004mm
a
Lc
L
Through
Blind Hole
Steel Hardened Steel Cast Iron Stainless Steel
Hole
VHM Carbide
AlTiSiN
R 8°
Z
Tolerance regulation
P H M K
Dc size (mm)
Reamer Dc tolerance (mm)
Grind Dc tolerance (mm)
Above
Under
m5(JIS)
H7(DIN 1420)
Min
Mid
Max
-
3 6
+0.002/+0.006 +0.004/+0.008 +0.004/+0.009 +0.005/+0.010 +0.006/+0.012 +0.006/+0.012 +0.007/+0.015 +0.008/+0.015 +0.008/+0.017 +0.009/+0.017
+0.004 +0.005 +0.007 +0.009 +0.011
+0.005 +0.007 +0.009 +0.011 +0.013
+0.006 +0.009 +0.011 +0.013 +0.015
3 6
10 18 30
10 18
Standard Length
Code No. R208TX-Dc
Dc mm
Tolerance mm 0/+0.004 0/+0.004 0/+0.004
Lc mm
L mm
a mm 0.4 0.4 0.4 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 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.6 0.6 0.6 0.6 0.6 0.6
d h5
Z teeth
R208TX AlTiSiN
2.97 2.98 2.99
● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ●
40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40 40
80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80 80
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 6 6 6 6 6 6 6 6 6
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4
3
H7
3.01 3.02 3.03
0/+0.004 0/+0.004 0/+0.004
3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9
H7 H7 H7 H7 H7 H7 H7 H7 H7
3.97 3.98 3.99
0/+0.004 0/+0.004 0/+0.004
4
H7
4.01 4.02 4.03
0/+0.004 0/+0.004 0/+0.004
4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9
H7 H7 H7 H7 H7 H7 H7 H7 H7
4.97 4.98
0/+0.004 0/+0.004
6 6
4 4
● ●
455
Made with FlippingBook - Online Brochure Maker