Sintered graphite molds are used to make sintered molds and scaffolds for transistors. Can be used for cast steel, all kinds of non-ferrous metal durable mold, cast iron, welding rail thermite weld...
Non-uniformity of ion bombardment
Dry etching is usually a process that combines physical and chemical effects, in which ion bombardment is an important physical etching method. During the etchin...
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 m...
Today, China-US Semiconductor Industry Association announced the establishment of “China-US semiconductor industry technology and trade restriction working group”
After several rounds o...
Graphite plate has good electrical conductivity, high temperature resistance, acid resistance, alkali corrosion resistance, easy processing. Therefore, it is widely used in metallurgy, chemical ind...