RSA 443 (Al Si40) Substrate (supplied by RSP Technology )
Very fine nanostructured (polycrystalline with very fine grain ) alloys with new functionalities, generated by using Meltspinning process, ultra fast cooling rates with converting more than 1 million degrees per second.
Density
2.54 gram/cm^3
For the detailed physical and mechanical properties and other information please refers to www.rsp-technology.com
Substrate dimension
1"x1" x 0.5 mm
Polishing
One side polished
Surface roughness
< 5A RMS
RSA-443 alloy contains 40% Si and 60% Al.
The microstructure is polycrystalline as picted below: