Semiconductor manufacturing operates at the intersection of extreme precision and extreme environments. Processes such as epitaxy, crystal growth, and high-temperature annealing routinely exceed 10...
As a kind of power generation device that converts chemical energy in hydrogen and oxidant into electricity, the gas tightness of fuel cell stack is very important. This is the test of VET for the ...
SIC coated stone grinding base has the characteristics of high temperature resistance, oxidation resistance, high purity, acid, alkali, salt and organic reagents, and stable physical and chemical f...
Sichuan Province is vast in area and rich in mineral resources. Among them, the prospecting potential of emerging strategic resources is huge. A few days ago, it was led by Sichuan Natural Resourc...
How to use graphite rotor correctly
1. Preheating before use: the graphite rotor shall be preheated at about 100mm above the liquid level for 5min ~ 10min before immersion in aluminum liquid to av...
Reaction-sintered silicon carbide porcelain has good compressive strength at ambient temperature, heat resistance to air oxidation, good wear resistance, good heat resistance, small coefficient of ...