High Conductivity MoCu Molybdenum Copper Alloy Sheet Bar Rod Material

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Item Details

Product Description

Molybdenum Copper alloy

MoCu alloys are made by sintering molybdenum and copper together. This results in a heat sink of lower density, low CTE and excellent thermal conductivity.

Grade

Material	Wt%	Wt%	g/cm3	Thermal conductivity at 25?	Coefficient of thermal
Mo85Cu15	Mo	Cu	Density at 20?	160 - 180	expansion at 20?
Mo80Cu20	85± 1	Balance	10	170 - 190	6.8
Mo70Cu30	80 ± 1	Balance	9.9	180 - 200	7.7
Mo60Cu40	70 ± 1	Balance	9.8	210 - 250	9.1
Mo50Cu50	60 ± 1	Balance	9.66	230 - 270	10.3

Typical Properties

MoCu		65/35	80/20	85/15
Molybdenum	%	65±3	80±2	85±2
Copper	%	35±3	20±2	15±2
Density	g/cm3	9.73±0.2	9.9±0.2	10.0±3
Hardness	HB2.5/62.5	120-150	130-160	130-160
CTE20-100°c	10-6/K	8.6	6.3	6.2
CTE20-300°c	10-6/K	9.2	6.4	6.3
CTE20-450°c	10-6/K	9.6	6.6	6.5
Elastic Modulus	KN/mm²	210-250	220-260	220-260
Ultimate Tensile Strength	N/mm²	>250	>300	>320
Yield Strength	N/mm²	>270	>280
Electrical Conductivity	%IACS	45	35	32
Electrical Resistiance	Omm²/m	0.038	0.042	0.042
Thermal Conductivity	W/mK	=170	=150	=145