Dielectric Constants of Material
Reference and Sources:
Material Min. Max. Air 1 1 Amber 2.6 2.7 Asbestos fiber 3.1 4.8 Bakelite 5 22 Barium Titanate 100 1250 Beeswax 2.4 2.8 Cambric 4 4 Carbon Tetrachloride 2.17 2.17 Celluloid 4 4 Cellulose Acetate 2.9 4.5 Durite 4.7 5.1 Ebonite 2.7 2.7 Epoxy Resin 3.4 3.7 Ethyl Alcohol 6.5 25 Fiber 5 5 Formica 3.6 6 Glass 3.8 14.5 Glass Pyrex 4.6 5 Gutta Percha 2.4 2.6 Isolantite 6.1 6.1 Kevlar 3.5 4.5 Lucite 2.5 2.5 Mica 4 9 Micarta 3.2 5.5 Mycalex 7.3 9.3 Neoprene 4 6.7 Nylon 3.4 22.4 Paper 1.5 3 Paraffin 2 3 Plexiglass 2.6 3.5 Polycarbonate 2.9 3.2 Polyethylene 2.5 2.5 Polyimide 3.4 3.5 Polystyrene 2.4 3 Porcelain 5 6.5 Quartz 5 5 Rubber 2 4 Ruby Mica 5.4 5.4 Selenium 6 6 Shellac 2.9 3.9 Silicone 3.2 4.7 Slate 7 7 Soil dry 2.4 2.9 Steatite 5.2 6.3 Styrofoam 1.03 1.03 Teflon 2.1 2.1 Titanium Dioxide 100 100 Vaseline 2.16 2.16 Vinylite 2.7 7.5 Water distilled 34 78 Waxes, Mineral 2.2 2.3 Wood dry 1.4 2.9
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