AlSi70
Composition: Si-30%Al
Zuoyuan hypereutectic Al-Si alloys are available
in the form of plates,blocks,bars and tubes,or machined
and plated components, ready formanufacturing into
different products.
Product Details
| Grade | CTE 25℃ ppm/℃ |
Thermal Conductivity 25℃ W/mK |
Density g/cm³ |
Tensile Strength MPa |
Yield Strength MPa |
Poisson's Ratio |
Elongation % |
Elastic Modulus GPa |
| AlSi70 | 7.5 | 120 | 2.43 | 138 | 138 | 0.25 | ＜1 | 131 |
Other Designations: Silicon aluminum alloy, Al/Si, Si-30%Al controlled expansion alloy.
Product Description：
» AlSi70 alloy used as carriers for sensoring,substituting Cu-W for military applications;» AlSi70 microwave carrier for telecommunications;
» AlSi70 transmit modules carrier;
» AlSi70 alloy used as substrate for high-power LED;
» AlSi70 replacement stainless steel,used as optical housings for aerospace applications.
Applications
» Telecommunication;» Military Industry;
» Aerospace.
Advantages
» Low cost;» High thermal conductivity;
» Easy to be machined, welded and plated;
» CTE matched to LTCC.
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