Product Description

Composition:Al-50%Si

Baienwei AlSi alloys are available in the form of plates 
and blocks, or machined and plated components, ready
for manufacturing into different products.

Product Info

Minorder 1

Product Detail


Grade

 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

AlSi50

Al-50%Si

2.5

11.5

140

220

210

0.28

<1

108


Other Designations: Silicon aluminum(Al/Si) alloy, AlSi50 alloy, Si/Al alloy, Al-50%Si controlled expansion alloy.


Product Description
  • AlSi50(Al-50%Si) alloy can be used as substrates for RF circuits and microwave;
  • AlSi50(Al-50%Si)) alloy replacement titanium in Space and Airborne system;
  • AlSi50(Al-50%Si)) alloy can be chosen as radar housing replacement Kovar alloy;
  • Al-50%Si controlled expansion alloy also can be used as transmit and receive modules.

Applications

  • Aerospace;
  • RF/microwave packaging;
  • Space system;
  • Optical and optoelectronic housings.

 Advantages

  • Lower weight than titanium;
  • High thermal conductivity;
  • High electrical conductivity(excellent EMI/RF shielding performance);
  • Excellent machinability,weldability and surface plating performance.

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