Why EMI Shielding|| EMI & RFI Shielding Benefits|| The EMI Shielding Process
Free Production Masking|| Shielding Characteristic of Metals|| FAQ|| Glossary

Shielding Characteristic of Metals

Metal Cr. Pr. t
(micr)		 f
(MHz)		 DC-Resist
(ohm/sq)		 Zb
(ohm/sq)		 SEr
db

SEa
db

SEt
db
SILVER 1.064 1.00 1.00 100 0.0157 0.025 71.60 1.34 72.94
COPPER 1.000 1.00 1.00 100 0.0167 0.026 71.08 1.30 72.38
GOLD 0.700 1.00 1.00 100 0.0239 0.037 68.09 1.09 69.18
CHROMIUM 0.664 1.00 1.00 100 0.0252 .039 67.64 1.06 68.70
ALUMINUM 0.630 1.00 1.00 100 0.0266 0.041 67.20 1.03 68.23
MAGNESIUM 0.380 1.00 1.00 100 0.0440 0.067 62.92 0.80 63.73
BERYLLIUM 0.330 1.00 1.00 100 0.0507 0.077 61.73 0.75 62.47
TUNGSTEN 0.314 1.00 1.00 100 0.0533 0.081 61.30 0.73 62.03
ZINC 0.305 1.00 1.00 100 0.0549 0.083 61.06 0.72 61.77
NICKLE 0.230 1.00 1.00 100 0.0727 0.110 58.65 0.62 59.28
NICKLE 0.230 100.00 1.00 0.0001 0.0727 0.106 58.96 0.01 58.97
IRON 0.170 1.00 1.00 100 0.0984 0.148 56.07 0.54 56.61
TIN 0.150 1.00 1.00 100 0.1115 0.167 55.00 0.50 55.50
LEAD 0.079 1.00 1.00 100 0.2118 0.315 49.50 0.37 49.86
STAINLESS 0.020 1.00 1.00 100 0.8365 1.231 37.66 0.18 37.84

 

Why EMI Shielding|| EMI & RFI Shielding Benefits|| The EMI Shielding Process
Free Production Masking|| Shielding Characteristic of Metals|| FAQ|| Glossary