Table 2 Physical and mechanical properties of TC4 and CBN [30]
From: Thermal-Mechanical Effect and Removal Mechanism of Ti-6Al-4V During Laser-Assisted Grinding
Parameters | Ti-6Al-4V | CBN |
|---|---|---|
Thermal conductivity (W/(m·K)) | 6.8 (20 ℃) 7.4 (100 ℃) 9.8 (300 ℃) 11.8 (500 ℃) | 1300 |
Density (kg/m3) | 4430 | 3480 |
Young’s modulus (GPa) | 109 (50 ℃) 91 (250 ℃) 75 (750 ℃) | 720 |
Poisson’s ratio | 0.34 | 0.16 |
Expansion coefficient (μm/m/K) | 9.1 | 2.1 |
Specific heat (J/(kg·K)) | 611 (20 ℃) 624 (100 ℃) 674 (300 ℃) 703 (500 ℃) | 670 |