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Refractory Thermocouples
Refractory Metal Thermocouples are manufactured from exotic metals Tungsten and Rhenium. These metals are expensive, difficult to manufacture and are brittle. These are used for high temperature, reducing or vacuum atmosphere conditions.
Tempsens offers Refractory Thermocouple – G, C, D (operating temperature upto 2300ºC).

Type | G, C, D |
Sheath Diameter | 1.6, 3.2, 6.4, 8.0 mm |
Sheath Material | Tantalum, Molybdenum, Inconel 600, Ceramic etc |
Standard Transition Sleeve | SS316 or INCONEL |
Insulation Material | Magnesium Oxide, Aluminium Oxide, Beryllium Oxide, Hafnium Oxide |
Type | Names of Materials | Application Range | PDF’s | Application |
---|---|---|---|---|
C | Tungsten5% Rhenium (+) Tungsten26% Rhenium(-) |
0 to 2320ºC | Vacuum Inert and Reducing | |
D | Tungsten 3% rhenium(+) Tungsten 26% rhenium (-) | 0 to 2320ºC | Vacuum Inert and Reducing | |
G | Tungsten(+) Tungsten 26% Rhenium (-) |
0 to 2320ºC | Vacuum Inert and Reducing |

T-990
T – 990 ULTRA HIGH TEMPERATURE THERMOCOUPLE WITH MALE FEMALE CONNECTOR

T-991
T 991 ULTRA HIGH TEMPERATURE THERMOCOUPLE WITH TRANSITION JOINT

T-989
T – 989 ULTRA HIGH TEMPERATURE THERMOCOUPLE WITH LEMO CONNECTOR

T-988
T – 988 ULTRA HIGH TEMPERATURE THERMOCOUPLE WITH CABLE

T-992
T – 992 ULTRA HIGH TEMPERATURE THERMOCOUPLE, TRANSITION JOINT WITH LEMO CONNECTOR