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...
The bond could not be resold for interest, and the A-share market was again thundering.
On November 19, Dongxu Optoelectronics announced a debt default.
On the 19th, Dongxu Optoelectronics and Dong...
Since its discovery, silicon carbide has attracted widespread attention. Silicon carbide is composed of half Si atoms and half C atoms, which are connected by covalent bonds through electron pairs ...
As a new type of semiconductor material, SiC has become the most important semiconductor material for the manufacture of short-wavelength optoelectronic devices, high temperature devices, radiation...
On May 16, 2019, the US “Forbes” magazine released the list of “Top 2000 Global Listed Companies” in 2019, and Fangda Carbon was selected. The list ranked 1838 by stock mark...