Opto-electronic Packages
Material: Al-Si Alloys
ZKZY adopts rapid solidification and subsequent machining technology, offering a series of electronic packaging services,including R&D,production,subsequent machining and plating.
Technical Specifications
Comprehensive data measured under standard laboratory conditions.
Product Description
» Optical Substrates;» Reflector;
» Laser substrate;
» IR Imager Components;
» Detector Package and Carrier;
» Frame constructions;
» Mountings/Casings.
Selectable Silicon Aluminum(Si/Al) Alloys
» AlSi50(Al-50%Si controlled expansion alloy);» AlSi70(Si-30%Al controlled expansion alloy).
Advantages
» Adjustable CTE with different Laser material;» A high-precision reflection of CTE that matches with surface nickle;
» High thermal conductivity;
» Low thermal distortion;
» Good machinability;
» Platability and weldability.
AlSi Alloys Performance Parameters
| Content wt% |
Density g/cm³ |
CTE 25℃ ppm/℃ |
Thermal Conductivity 25℃ W/mK |
Tensile Strength MPa |
Yield Strength MPa |
Poisson's Ratio |
Elongation % |
Elastic Modulus GPa |
| Al-20%Si | 2.40 | 6 | 110 | 125 | 125 | -- | -- | 132 |
| Al-27%Si | 2.6 | 17 | 175 | 170 | 130 | 0.29 | 3.8 | 91 |
| Al-30%Si | 2.43 | 7.5 | 120 | 138 | 138 | 0.25 | ＜1 | 131 |
| Si-40%Al | 2.46 | 9 | 125 | 181 | 181 | 0.27 | ＜1 | 121 |
| Si-42%Al | 2.55 | 13.5 | 143 | 200 | 187 | 0.29 | 1 | 105 |
| Si-50%Al | 2.5 | 11.5 | 140 | 200 | 210 | 0.28 | ＜1 | 108 |
| Grade | Density g/cm³ |
CTE ppm/℃ |
Thermal Conductivity W/mK |
Tensile Strength MPa |
Yield Strength MPa |
Poisson's Ratio |
Elongation % |
Elastic Modulus GPa |
| ZY-4047 | 2.66 | 21.6 | 193 | 208 | 129 | 0.33 | 18 | 70 |
| ZY-6061 | 2.7 | 22.6 | 210 | 312 | 270 | 0.33 | 12.5 | 69 |
Related Solutions
Complementary material systems commonly specified with the ZK-AlSi50 series.
ZY-AlSi20
Composition: Al-20%Si
ZKZY hypereutectic AlSi alloys are available in the form of plates,blocks,bars and tubes,or machined and plated components, ready for manufacturing into different products.
Density g/cm³
2.78
CTE 25℃ ppm/℃
17
Tensile Strength MPa
335
ZY-AlSi25
Composition: Al-25%Si condition: T6
ZKZY hypereutectic AlSi alloys are available in the form of plates,blocks,bars and tubes,or machined and plated components, ready for manufacturing into different products.
CTE 25℃ ppm/℃
16.9
Thermal Conductivity 25℃ W/mK
133
Density g/cm³
2.64
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