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2019-07-04The monitoring results of the monthly prosperity index of medium-color tungsten and molybdenum industry show that in May 2018, the prosperity index of medium-color tungsten and molybdenum industry was 40.7,
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Tungsten alloy is a kind of two-phase alloy with high density (≥16.5g/cm3), also known as high-density tungsten alloy. High density tungsten alloys are widely used not only in aviation,
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Metals are not strange to everyone. They exist widely in nature and are widely used in life. It can be said that metals are very important and most widely used in modern industry.
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Physical and mechanical properties of tungsten Melting point 3410 ℃ The density of 19.32 g/cm3 Thermal conductivity W/(m·K) 166.2 Linear expansion coefficient 10-6/℃ 4.6 Elastic modulus MPa 35316
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【Industry news】 Carbide wire drawing die subverts tradition and injects fresh blood into the industry2019-07-04Use of wire drawing die. In the industrial production, the development of the die industry in China is still strong, especially the use efficiency of the die drawing die is very high. Because the drawing die has no other mold absolute advantage.