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Shock and Vibration
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2020
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Article
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Tab 3
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Research Article
Dynamic Modeling and Cutting Stability of Rotating Tapered Composite Cutter Bar considering Material Damping
Table 3
First frequency and modal logarithmic decrement for the tapered cutter bar made of different materials.
Material
The first natural frequency (Hz)
The first mode logarithmic decrement
Carbon fiber/epoxy
355.82
438.27
0.0089
0.0087
Steel
132.56
180.38
0.0025
0.0024