should be selected grinding and profile grinding wheel hard to maintain the required shape precision grinding.
2013年8月16日星期五
Excellent properties of diamond
Special crystal structure of the diamond, the diamond has many excellent properties. In all of the material, such as having the highest hardness (HV ≈ 100GPa); at 30 ~ 650 ℃, the best is the thermal abrasive wheelsconductivity of the solid substance 20W / (cm? K); the purity of the diamond, in addition to the infrared region (1800 ~ 2500nm) a small band of infrared light and visible light have a very excellent performance, in the short wavelength light, ultraviolet detectors; diamond is a good insulator, room temperature resistivity of 1016Ω ? cm, can be doped
grinding wheel material, can produce high-temperature, high-frequency, high-power devices; addition also has many other excellent special properties such as corrosion resistance, anti-radiation, high temperature, chemically inert and so on. Therefore, since many excellent performance makes the diamond diamond in the modern industrial sector has a broad application prospects.
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