Basic Characteristics of Insulation
Thermocouple and Extension Wire
| Material | Temperature Range | Flexibility | Flame Retardance |
Resistance to: | |||||
|---|---|---|---|---|---|---|---|---|---|
| Continuous | Single | Abrasion | Acid | Solvent | Base | Moisture | |||
| Silicone Rubber | 392°F | 500°F | Excellent | Good | Fair | Poor | Fair | Good | Good |
| TFE Tape | 500°F | 600°F | Good | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent |
| Synthetic Fiber | 550°F | 650°F | Good | Excellent | Excellent | Excellent | Excellent | Excellent | Good |
| Polyimide | 600°F | 800°F | Good | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent |
| Fiber Glass | 900°F | 1000°F | Good | Excellent | Good | Excellent | Excellent | Excellent | Good |
| High Temp Fiber Glass | 1300°F | 1600°F | Good | Excellent | Good | Excellent | Excellent | Excellent | Good |
| Silica Based Insulations | 1600°F | 2000°F | Good | Excellent | Fair | Good | Excellent | Good | Fair |
| Ceramic Fiber | 2200°F | 2600°F | Good | Excellent | Fair | Excellent | Excellent | Excellent | Fair |
| Polyvinyl Chloride | 221°F | 221°F | Excellent | Good | Good | Good | Fair | Good | Good |
| Nylon | 257°F | 257°F | Good | Poor | Excellent | Poor | Good | Good | Good |
| Fep-PTFE | 392°F | 500°F | Good | Excellent | Excellent | Excellent | Excellent | Excellent | Excellent |
