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Molybdenum Disilicide Heating Elements
Molybdenum disilicide heating element (silicon molybdenum rod, heater) is a molybdenum disilicide-based resistance heating element, which is used in an oxidizing atmosphere at high temperatures, the surface vitrification, generating a layer of light and dense quartz (SiO2) Glass film, can protect the silicon-molybdenum rod from oxidation, so the silicon-molybdenum rod element has a unique high-temperature oxidation resistance. In the oxidizing atmosphere, the maximum temperature of the components is 1800 ℃.
Our molybdenum disilicide heating elements are available as straight, U-shaped, W-shaped, L-shaped, or bent elements in a wide range of shapes and sizes, all characterized by long life and consistent performance.
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W-Shaped MoSi2 Heating Elements -
O-Shaped MoSi2 Heating Elements
The commonly used furnace temperature of silicon molybdenum rods is 1300 ℃-1800 ℃. It is widely used in the fields of metallurgy, glass, ceramics, magnetic materials, refractories, crystal, electronic components, and furnace manufacturing. The heating elements of industrial high-temperature furnaces are an ideal heating element necessary for high-temperature sintering.
The mechanical properties of molybdenum disilicide are similar to ceramic products, they are brittle and easily broken at high temperatures. This brings some difficulties in transportation and installation. As long as the installation is reasonable and proper, this can be can be avoided.
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L-Shaped MoSi2 Heating Elements -
Coiled MoSi2 Heating Elements
Our molybdenum disilicide heating elements include seven grades with specific features for use in demanding applications and atmospheres, including nitrogen, hydrogen, vacuum, and reducing atmospheres.
Details on our MoSi2 Heating Elements
| Atmosphere | Maximum working temperature | |
| 1700 type | 1800type | |
| Air | 1700℃ | 1800℃ |
| N2 | 1600℃ | 1700℃ |
| He,Ar,Ne | 1600℃ | 1700℃ |
| H2 | 1100~1450℃ | 1100~1450℃ |
| 95%N2/5%H2 | 1250~1600℃ | 1250~1600℃ |
| Fields | Mainly used for industrial heat treatment furnace, sintering furnace, casting furnace, glass melting furnace, smelting furnace | Mainly used for experimental furnaces, test equipment and high temperature sintering furnace |
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Assemblied MoSi2 Heating Elements -
Molybdenum Heating Elements
We also provide special designed elements according to customer needs. Please send us your drawings to sales@edge-techind.com.


