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石墨烯銅球形顆粒

石墨烯/銅復合粉末具有獨特的石墨烯包覆球形銅粉的核殼結構，石墨烯與銅的 復合充分發(fā)揮了兩者的力學、電學及熱學的協(xié)同優(yōu)勢。
Graphene/copper composite powder has a unique core-shell structure of graphene coated spherical copper powder, and the composite of graphene and copper fully utilizes the synergistic advantages of their mechanics, electricity, and thermodynamics.
 
產品優(yōu)勢Product advantages
• 核殼結構： 單層或少層石墨烯完整包覆銅粉
•Core shell structure: Single or few layers of graphene fully coated copper powder
• 高強高導：石墨烯銅復合導線抗拉強度可達800 MPa,導電率可達110 %IACS
• High strength and high conductivity: The tensile strength of graphene copper composite wires can reach 800 MPa, and the conductivity can reach 110% IACS
• 均勻性好： 高質量少層石墨烯與銅基體的均勻分散
•Good uniformity: uniform dispersion of high-quality few layer graphene and copper matrix
• 導熱性好： 與銅相比，導熱率提高30%以上
•Good thermal conductivity: Compared with copper, the thermal conductivity increases by more than 30%
• 抗氧化 性 ： 解決了純銅易氧化的問題
• Antioxidant properties: Solved the problem of easy oxidation of pure copper
• 良 好 流 動 性 ：粉末球形率達99%以上，流動性極佳
•Good flowability: The powder has a spherical rate of over 99% and excellent flowability
 
 • 激光吸收率高：紅光激光吸收率達60%以上
•High laser absorption rate: Red laser absorption rate reaches over 60%

序號	項目	數值
1.	石墨烯含量	0.01~0.05%
2.	粒徑	0~50um
3.	球形度	≥95%
4.	堆積密度	≥4g/cm3
5.	流動性	≤20S/50g
6.	石墨烯層數	≤5層