Amorphous graphite powder is a type of graphite that lacks a well-defined crystalline structure. Unlike other types of graphite, such as flake or crystalline graphite, amorphous graphite does not have a distinct layered or hexagonal crystal structure. Instead, it consists of a disordered arrangement of carbon atoms.
Here are some key characteristics and properties of amorphous graphite powder:
Chemical Stability: Amorphous graphite powder is chemically stable and resistant to most chemicals and acids. It does not readily react or oxidize at normal temperatures, making it suitable for use in various corrosive environments.
Thermal Stability: Amorphous graphite powder has good thermal stability and can withstand high temperatures without significant degradation. It has a high melting point and low thermal expansion, making it suitable for high-temperature applications, such as refractories and thermal management materials.
Applications: Amorphous graphite powder finds applications in various industries. It is used as a lubricant additive, in foundries for molding and casting, in refractories and crucibles, in carbon brushes and electrical contacts, as a conductive filler in polymers and composites, and in various other industrial and commercial applications.
It's important to note that amorphous graphite powder may have variations in properties depending on the specific source and processing methods used. The characteristics mentioned above provide a general description of amorphous graphite powder, but the specific properties and applications can vary across different grades and manufacturers.