The origin of the name epitaxial wafer
First, let’s popularize a small concept: wafer preparation includes two major links: substrate preparation and epitaxial process. The substrate is a wafer mad...
As a kind of ceramic material, zirconium has high strength, high hardness, good wear resistance, acid and alkali resistance, high temperature resistance and other excellent properties. In addition ...
With the gradual mass production of conductive SiC substrates, higher requirements are put forward for the stability and repeatability of the process. In particular, the control of defects, the sma...
Useful seals for pumps and valves depend on the overall condition of each component, especially the graphite disc device and conditioning. Before the winding device, firmly believe that the need fo...
Detailed analysis of heating principle of graphite rod
Graphite rod is often used as the electric heater of high-temperature vacuum furnace. It is easy to oxidize at high temperature. Except...
Tantalum carbide hardness, high melting point, high temperature performance, mainly used as a hard alloy additive. The thermal hardness, thermal shock resistance and thermal oxidation resistance of...