FJ Composite Materials Co., LTD. is a tech oriented venture company in Japan.
It has developed a new type heat sink material for metal or ceramic packages for optical electronics and microwave electronics.
Super CMC is a multi layered Cu and Mo clad metal, which has an excellent property both low CTE and high thermal conductivity.
Its higher thermal conductivity compared to other same kind of materials
contributes to highly powered electronic packages.
 
High thermal conductivity; 350W/mK
Heat resistant temp.; 1600F +
Lower thermal expansion; 6-10 ppm/K
Thickness; 0.05mm to 10mm over
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Flatness; <10 micron m per inch
Ni and Au plating is available
Small quantity is available
Other kinds of composite materials such as flexible carbon paper, carbon/Aluminum, SiC/Alminum also available
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