MDL Number: MFCD00134029 Synonym: silicon aluminum,aluminum-silicon alloy,al.si,aluminum silicon slug,aluminum silicon,aluminum-silane 1/1,aluminum silicon powder,-325 mesh,aluminum silicon slug, 6.35mm 0.25in dia x 6.35mm 0.25in length,aluminum silicon slug, 12.7mm 0.5in dia x 12.7mm 0.5in length, puratronic,aluminum silicon slug, 6.35mm 0.25in dia x 12.7mm 0.5in length, puratronic