Electric vacuum pump is a key component of electric vehicle electric auxiliary braking system, suitable for all types of electric vehicle with vacuum booster braking device models, electric vacuum ...
What is a Quartz Boat?
A quartz boat is a precision carrier made of high-purity fused silica, typically featuring a multi-slot design. It is used to hold silicon wafers, semiconductor substr...
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Etching of Poly and SiO2:
After this, the excess Poly and SiO2 are etched away, that is,...
Raw material and manufacturing process of graphite electrode
Graphite electrode is a high temperature resistant graphite conductive material produced by petroleum knead, needle coke as aggregate an...
Bulgatransgaz, the operator of Bulgaria’s public gas transmission system, has stated that it is in the early stages of developing a new hydrogen infrastructure project that is expected to req...
Silicon nitride (SiC) is quartz sand, calcined petroleum coke (or coal coking), wood slag (the production of green silicon nitride need to add salt) and other raw materials, through the electric he...