Polytetrafluorethylene Balls (Teflon®) are a well known non-friction material which is resistant to most corrosive agents and is electrically non-conductive. Teflon is particularly suitable for use in apparatus designed to handle cryogenic liquids and acids.
Physical Properties
| Specific Gravity | 2.14-2.24 |
| Water Absorbtion (Method A, 24hr)% | 0.01 |
| Tensile Strength at Yield, 100 psi | 2.5-6 |
| Elongated at Yield, % | 150-600 |
| Elastic Modulus In Tension, 10 to the 5th power psi | 0.95-1.15 |
| Flexural Strength in Tension, 10 to the 5th power psi | no break |
| Elastic Modulus in Flexure, 10 to the 5th power psi | 0.7-1.1 |
| Compressive Strength at Yield, 1000 psi | —– |
| Rockwell Hardness (Method A) | D50-D65, R25 |
| Maximum Service Temperature in °F | 450 |
| Natural Color | white |
| Color Possibilities | limited |
| Clarity | opaque |