735 West Duarte Road, Suite 401
 Arcadia, CA 91007
 Phone: (626) 821-9118
 Fax: (626) 602-3101
 E-mail: Sales@wenteq.com, wenteq@yahoo.com

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                                                     Dielectric Constant of Material

Material

   Dielectric Constant

Loss Tangent
        Alumina, 99.5%             9.9         0.00008
        Boron Nitride             4.4         0.0003
                    0
        Epsilam®-10             10.0         0.002
                    1.
        Gold, pure drawn             4.1
        Iron, 99.8% pure             1.
        Iron, gray cast             0.
        Platinum             0.
        Polystyrene             2.53         0.0003
        Quartz (Fused Sillica)             3.78         0.0001
        Nickel             1
        Silver, 99.98% pure             6
        Tantalum             0
        Tin             0
        Woven TFG             2.55         0.0015
        Titanium             0
        Tungsten, cold-worked             1.
        Zinc             1

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