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Semiconductor parts - SiC coated graphite base
2023-05-19In the process of wafer manufacturing, some wafer substrates need to be further constructed epitaxial layer to facilitate the manufacturing of devices. Typically, LED light-emitting devices need to prepare GaAs epitaxial layer on silicon substrate. T...
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Overview of China's additive manufacturing industry development status
2023-05-19IntroductionThe 19th National Congress of the Communist Party of China put forward the development strategy of "accelerating the building of a strong manufacturing country and accelerating the development of advanced manufacturing". Additiv...
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Densification sintering technology and equipment of boron carbide ceramics
2023-05-19Boron carbide ceramics are important structural ceramic materials with high hardness and wear resistance in new ceramics. Because boron and carbon are non-metallic elements, and the atomic radius is close, its combination is different from the g...
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Common characterization methods for carbon - carbon composites
2023-05-19C-c composite or carbon-carbon composite material (C /C composite) is a carbon matrix composite reinforced by carbon fiber and its fabric. It has low density (< 2.0g/cm3), high strength, high specific modulus, high thermal conductivity, ...
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A picture of silicon carbide chemical vapor deposition technology and equipment
2023-05-19Carbon fiber reinforced nonoxide ceramic matrix composites are the most promising high-temperature structural materials at present. However, due to the mismatch of thermal expansion between fiber and matrix and improper control of preparation pr...
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One passage to understand the third generation of semiconductor materials - silicon carbide
2023-05-06Semiconductor refers to a material whose conductivity is between a conductor and an insulator at room temperature. It is a material whose conductivity is controllable and ranges from an insulator to a conductor.
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Refer to the following figure to m... -
A picture to understand the vacuum high pressure gas quenching furnace
2023-05-06What is vacuum high pressure gas quenching?Vacuum high pressure gas quenching refers to the mold steel, high speed steel, high alloy easy to quench materials, loaded into the vacuum furnace pumping process specified vacuum degree, heated to the ...
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Progress in the application of resin matrix composites for civil aviation engines
2023-05-04High thrust-weight ratio, low fuel consumption and low pollutant emission are important directions for the future development of aero-engines. Research and development of high-performance materials to replace traditional metal materials and achieve s...
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More efficient! More environmentally friendly! Analysis of anaerobic pyrolysis of waste copper wire
2023-05-04Enamelled copper wire is the key material for the manufacture of electromagnetic windings of motors, electrical appliances and telecommunication instruments. The copper used is of high purity and is the main source of miscellany copper recovery. In 2...
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