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...
Seals play a key role in the industrial field, and graphite bearings, as an important seal, are gradually showing broad application prospects. Especially in fields such as semiconductor manufacturi...
Atmospheric pressure sintered silicon carbide is a non-metallic carbide with silicon and carbon covalent bond, and its hardness is second only to diamond and boron carbide. The chemical formula is ...
1. Acknowledgement before cleaning
1) When the PECVD graphite boat/carrier is used more than 100 to 150 times, the operator needs to check the coating condition in time. If there is an abnormal coa...
2 Experimental results and discussion
2.1 Epitaxial layer thickness and uniformity
Epitaxial layer thickness, doping concentration and uniformity are one of the core indicators for judging the...
Graphite crucible has the following characteristics
1. Thermal stability: Specially designed to ensure the reliability of product quality for the use conditions of graphite crucibles.
2. Corrosion ...