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DENKA ALSINK (Al-Diamond MMC type)

카지노 룰렛 게임uot;DENKA ALSINK(Al-Diamond MMC type)카지노 룰렛 게임uot; is composites consisting of aluminum and diamond

heat dissipation element of high frequency device for communication satellite

Representative values of physical properties

Item	Typical data
Diamond content (Vol%)	57
Density (g/cm³)	3.17
Thermal conductivity (W/mK)	500
Specific heat (J/g·K)	0.62
Coefficient of thermal expansion (10^-6/K)	7.5
Flexural strength (MPa)	300
Young’s modulus (GPa)	340
Melting point (℃)	570

Comparison table between Al-Diamond MMC type and competing heat sink materials

	Thermal conductivity (W/mK)	Coefficient of thermal expansion (×10^-6/K)	Workability
Al-Diamond	≥500	7.5	OK
Cu	390	17	Very good
Mo	159	5.1	좋음
W	167	4.5	medium
Al-SiC	160~250	5~9	medium
Cu/Mo(85%)	160	7.0	medium
Cu/Mo/Cu(30)	210	7.2	medium
Cu/W(85%)	190	7.2	medium
Super CMC	260~370	6.5~10	medium

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