Material Temperature Ratings
| ºCentigrade | ºFahrenheit | Grades |
| 125ºC | 257ºF | NEMA C / Nema CE Canvas NEMA L / Nema LE Linen |
| 130ºC | 266ºF | NEMA GPO-1 NEMA GPO-2 (130ºC Electrical - 160ºC Mechanical) NEMA GPO-3 (130ºC Electrical - 160ºC Mechanical) |
| 140ºC | 284ºF | NEMA XX Paper NEMA G5/G9 Glass NEMA G10 Glass |
| 180ºC | 356ºF | NEMA G11 Glass |
| 210ºC | 410ºF | SG 200 HST-II |
| 218ºC | 425ºF | Glastherm S |
| 220ºC | 428ºF | NEMA G7 Glass |
| 232ºC | 450ºF | Thermalate H320 |
| 287ºC | 550ºF | Heatmeiser H340 Glastherm HT200 Glastherm HT220 Thermalate H330 |
| 232ºC/315ºC | 450ºF/600ºF | Transite HT (Pre/Post Heat Treating) |
| 500ºC | 932ºF | Nad 11 |
| 500ºC/666ºC | 932ºF/1232ºF | Cogetherm M (Continuous/Intermittent) |
| 538ºC | 1000ºF | Transite 1000 |
| 648ºC | 1200ºF | Marinite I Marinite P |
| 700ºC/1000ºC | 1292ºF/1832ºF | Cogetherm P (Continuous/Intermittent) |
| 815ºC | 1500ºF | H91 Marinite A |
| 982ºC | 1800ºF | CS85 |
| 1260ºC | 2300ºF | SG70 / RS100 |