PORCELAIN AND STEATITE INSULATOR
CHARTS
PORCELAIN AND STEATITE INSULATOR
CHARTS
| Properties | Dry process
Porcelain |
| Moisture Absorption | 1.0% |
| Specific Gravity | 2.40 |
| Max. Operating Temp. | 1000°F |
| Dielectric Strength* | 50V/Mil |
| Impact Strength | 2.4inch-Lb. |
| Compressive Strength | 40,000PSI |
| Flexural Strength | 5,000PSI |
| Tensile Strength | 2,500PSI |
| Properties | Grade L3 | Grade L5 |
| Moisture Absorption | 0.03% | 0.02% |
| Specific Gravity | 2.40 | 2.62 |
| Max. Operating Temp. | 1000°C | 1000°C |
| Dielectric Strength* | 220V/Mil | 250V/Mil |
| Impact Strength | 4.5inch-Lb. | 4.7inch-Lb. |
| Compressive Strength | 80,000PSI | 85,000PSI |
| Flexural Strength | 18,000PSI | 20,000PSI |
| Tensile Strength | 8,500PSI | 10,000PSI |