Molybdenum Heating Element

Molybdenum Heating Element
Product Introduction:
Molybdenum disilicide electric heating elements can reach a maximum temperature of 1800 ℃ in an oxidizing atmosphere, with a usage temperature of 500-1700 ℃. They can be used as heating elements for high-temperature industrial furnaces such as ceramics, magnetic materials, glass, metallurgy, and refractory materials.
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Description
Technical Parameters
1. Product description

Molybdenum heating elements can reach a maximum temperature of 1800 ℃ in an oxidizing atmosphere, with a usage temperature of 500-1700 ℃. They can be used as heating elements for high-temperature industrial furnaces such as ceramics, magnetic materials, glass, metallurgy, and refractory materials.

 

 

2. Product parameters

2.1 Dimension marks for U-shaped silicon molybdenum rod:

product-209-500

Material Grade

Diameter

Hot zone length

Cold end length

Center distance

1700, 1800

D1/D2, mm/mm

Le, mm

Lu, mm

A, mm

For example:

U-shaped shape, material grade 1800

D1=3mm, D2=6mm, Le=140mm, Lu=125mm, A=25mm

Represented as Specify as:

Hongyuan Super MS18, U-shaped, 3/6 × 140 × 125 × 25

 

2.2 Physical property:

Volume density

Bend strength

Vickers hardness

Porosity

rate

Water absorption rate

Hot extensibility

5.5~5.6kg/cm³

15~25kg/cm³

(HV)570kg/mm³

7.4%

1.2%

4%

 

2.3 The Max temperature of elements in different atmospheres:

Atmosphere

Max element temperature

Hongyuan Super Ms17

Hongyuan Super Ms18

Air

1700℃

1800℃

Nitrogen

1600℃

1700℃

Argon, Helium

1600℃

1700℃

Hydrogen

1100℃~1450℃

1100℃~1450℃

N2/H2 95/5%

1250℃~1600℃

1250℃~1600℃

General applications

Most types of industrail furnace for heat treatment,

forgoing, sintering, glass melting and refining and for use in radiant tubes.

Laboratory furnaces, testing equipment and high

temperature sintering production furnace.

 

 

3. Product detail drawings

product-400-400  product-400-400

 

4. Features & Advantages

✔ Superior Oxidation Resistance – Forms a protective SiO₂ layer at high temperatures, preventing further oxidation.
✔ High-Temperature Stability – Maintains consistent performance even at extreme heat.
✔ Fast Heating & Cooling – Rapid thermal response with minimal thermal expansion issues.
✔ Long Lifespan – Durable in oxidizing atmospheres, reducing replacement frequency.
✔ Energy Efficient – Low power consumption compared to traditional heating elements.

 

5. Applications

MoSi₂ heating elements are ideal for:

- Industrial Furnaces (sintering, annealing, ceramic firing)

- Laboratory & Research Equipment (high-temperature testing, material synthesis)

- Semiconductor Manufacturing (diffusion, CVD processes)

- Glass & Ceramic Production (melting, shaping)

product-400-400  product-400-400

6. Packaging & Shipping

- Standard Packaging: Each element is individually wrapped in anti-static foam and packed in sturdy carton boxes.

- Bulk Orders: Wooden crates for safe international shipping.

- Lead Time: Typically 7-15 days after order confirmation (custom sizes may require longer).

product-400-400  product-400-400

 

 

7. Why Choose Us?

1) 20 Years of Expertise – With two decades of manufacturing experience, we ensure superior quality, precise engineering, and reliable performance in every MoSi₂ rod we produce.

2) Exceptional Durability – Our rods feature high-purity materials and advanced sintering technology, delivering outstanding oxidation resistance and a long service life even at extreme temperatures (up to 1800°C).

3) Custom Solutions – We offer tailored designs, including varied diameters, shapes, and electrical specifications, to perfectly match your furnace or industrial heating requirements.

4) Strict Quality Control – Each rod undergoes rigorous testing for density, resistivity, and thermal stability, guaranteeing consistent performance and safety in demanding environments.

 

 

8. FAQ

Q: What is the lifespan of MoSi₂ heating elements?
A: Under proper conditions (controlled atmosphere, no overloading), they can last 6 months to 2 years, depending on usage frequency and temperature.

 

Q: Can MoSi₂ elements be used in reducing or vacuum atmospheres?
A: No, they perform best in oxidizing environments (air). Reducing or vacuum conditions may degrade the protective SiO₂ layer.

 

Q: Do you provide custom shapes and sizes?
A: Yes, we offer customized designs (U-shape, W-shape, straight rods) based on furnace requirements.

 

Q: What is the shipping cost and delivery time?
A: Shipping depends on order volume and destination (express air or sea freight available). Delivery usually takes 1-4 weeks globally.

 

Q: How should MoSi₂ elements be stored before use?
A: Keep in a dry, dust-free environment to avoid moisture absorption, which may affect initial performance.

 

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