Preparation It is very important to keep the vacuum chamber clean. Some residues formed during use will collect moisture and other pollutants, directly affecting the success rate of vacuum coating. Short-circuit or target arcing, film-forming surface roughness, and chemical impurities are often exceeded due to unclean sputtering chambers, sputter guns, and targets. In order to...Continue Reading
Introduction Ceramic is the general term for pottery and porcelain. The components of the ceramic material are mainly silicon oxide, aluminum oxide, potassium oxide, sodium oxide, calcium oxide, magnesium oxide, iron oxide, titanium oxide and etc. Common ceramic raw materials are clay, quartz, potassium sodium feldspar and etc. They generally have higher hardness but poor...Continue Reading