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 |
Etdyl 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 |
|
Material |
Min. |
Max. |
Nylon |
3.4 |
22.4 |
Paper |
1.5 |
3 |
Paraffin |
2 |
3 |
Plexiglass |
2.6 |
3.5 |
Polycarbonate |
2.9 |
3.2 |
Polyetdylene |
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 |
|
