MoSi2 Heating Elements: Introduction and Applications
Imagine you’re running a ceramic factory where the tunnel kiln must operate steadily at 1450°C, and any downtime…
Molybdenum Disilicide (MoSi2) Heating Elements
CVSIC® MoSi2 Heating Elements are designed for high-temperature applications from 1700–1850ºC (3090–3360ºF). They perform reliably in oxidizing, inert, nitriding, and partially reducing atmospheres.
We offer a wide range of sizes and shapes, making them suitable for use in production industrial furnaces, laboratory equipment, glass melting, and various other heating systems.
Our MoSi2 Resistance Heaters are a direct replacement for Kanthal® Super and Moly-D® heating elements, delivering proven stability, long service life, and Improved cost efficiency.
Trusted by over 8,000 customers across 50+ countries, CVSIC supplies MoSi2 heating elements for sale, wholesale, and custom orders. With delivery times ranging from 7 to 30 days, we support both small quantities and bulk purchases.
Top MoSi2 Heating Element Manufacturer In China
MoSi2 heating elements, commonly referred to as MoSi2 rods, or MoSi2 heaters, are advanced ceramic heating components crafted from high-purity molybdenum disilicide.
Compared to silicon carbide heating elements, MoSi2 Heating rods offer superior temperature (up to 1850℃) and oxidation resistance, as well as stability at elevated temperatures, making them ideal for ultra-high temperature processes.
Features of Molybdenum Disilicide Heating Elements
- Exceptional high-temperature performance: Operates reliably at up to 1850°C, meeting the needs of ultra-high temperature heat treatment
- Self-renewing oxide layer: Forms a durable SiO2 film in oxidizing atmospheres, markedly extending service life.
- Stable resistance characteristics: Minimal resistance fluctuation with temperature changes ensures precise control and rapid heating.
- High-purity materials: Made with ≥99.5% pure raw materials for consistent heating performance and a 20–50% longer lifespan
- Versatile customization: Available in U-shaped, W-shaped, spiral, straight rod, and other configurations, tailored to specific voltage, current, and power requirements.
- Fast global delivery: Standard models ship immediately; custom orders fulfilled within 7–30 days.
Buy High-Quality Molybdenum Disilicide Heating Elements from China
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Straight (I-Type) MoSi2 Heating Elements
- Material: Molybdenum Disilicide (MoSi2)
- Shape: Straight/I-Type
- Power Supply: 220-480V
- Grade: 1700/1800/1900
- Diameter: 3/6, 4/9, 6/12, 9/18, 12/24 mm or custom
- Density: 5.5-6.2 g/cm³
- Bending Strength: 15-25 kg/cm³
- Vickers Hardness: 570 kg/mm²
- Porosity: 7.4%
- Water Absorption: 0.2%
- Thermal Elongation: 4%
W Shape MoSi2 Heating Elements
- Material: Molybdenum Disilicide (MoSi2)
- Shape: W-Type
- Power Supply: 220-480V
- Grade: 1700/1800/1850
- Diameter: 3/6, 4/9, 6/12, 9/18, 12/24 mm or custom
- Density: 5.5-6.2 g/cm³
- Bending Strength: 15-25 kg/cm³
- Vickers Hardness: 570 kg/mm²
- Porosity: 7.4%
- Water Absorption: 0.2%
- Thermal Elongation: 4%
U Shape MoSi2 Heating Rod
- Material: Molybdenum Disilicide (MoSi2)
- Power Supply: 220-480V
- Grade: 1700/1800/1850
- Diameter: 3/6, 4/9, 6/12, 9/18, 12/24 mm or custom
- Density: 5.5-6.2 g/cm³
- Bending Strength: 15-25 kg/cm³
- Vickers Hardness: 570 kg/mm²
- Porosity: 7.4%
- Water Absorption: 0.2%
- Thermal Elongation: 4%
L Shape Molybdenum Disilicide Rod
- Product Specifications
- Material: Molybdenum Disilicide (MoSi2)
- Shape: L-Type
- Power Supply: 220-480V
- Grade: 1700/1800/1850
- Diameter: 3/6, 4/9, 6/12, 9/18, 12/24 mm or custom
- Density: 5.5-6.2 g/cm³
- Bending Strength: 15-25 kg/cm³
- Vickers Hardness: 570 kg/mm²
- Porosity: 7.4%
- Water Absorption: 0.2%
- Thermal Elongation: 4%
CVSIC MoSi2 Resistance Heater Custom Service
As a professional molybdenum disilicide heating element supplier, we offer comprehensive B2B services for global high-temperature industrial clients:
- Sales and Wholesale: Competitive MoSi2 heating element prices with support for bulk purchases and worldwide shipping to meet industrial-scale demands.
- Custom Manufacturing: We design and produce tailored MoSi2 heaters, including U-shaped, W-shaped, or custom shapes, tailored to your furnace size, temperature requirements, and specific application.
- Technical Support: Our expert team provides guidance from selection to installation and maintenance, ensuring optimal MoSi2 heater performance and longevity.
- Global Logistics: With an efficient supply chain, we deliver high-temperature furnace elements quickly to North America, Europe, Asia, and beyond.
Why Choose CVSIC？
Solve your problems with cvsic’s powerful capabilities
Production Capacity
Annual output of 360 tons, over 15 years of production experience, and automated production lines. Fast response with on-time delivery in 5-30 days.
Quality Control
ISO and CE certified. All products undergo strict testing and are shipped only after passing inspections. Free samples available for trial or testing.
Quick Support
Professional engineers provide one-on-one service, including product selection, kiln design, and heating solutions.
Global Partnership
Exported to over 50 countries, we provide efficient and reliable heating solutions for industries worldwide.
Molybdenum Disilicide Heating Elements Cases
After passing the test, we will pack and ship the goods for you immediately.
Products Related To Molybdenum Disilicide Heating Elements
MoSi2 Heating Element Single Shank Holders
- Material: Stainless steel (heat-resistant steel)
- Components: Stainless steel angle brackets, hex nuts, hex bolts
- Diameter Compatibility: 3/6mm, 4/9mm, 6/12mm, 9/18mm, 12/24mm
- Appearance: Silver, smooth
- Voltage: 110-480V
- Packaging: Carton
- Applications: Suitable for various MoSi2 heating elements (U-type, W-type, L-type, straight)
- Advantages: High-temperature resistant, corrosion-resistant, flexible installation, easy operation
- Product Category: MoSi2 heating element accessory
- Origin: China
- Minimum Order Quantity: 10 pieces
- Inventory: In stock
- After-Sales Service: Global service center support
MoSi2 Heating Element two Shank Holders
- Materials: Insulating ceramic (high-density alumina ceramic) and stainless steel (heat-resistant steel)
- Components: Stainless steel angle brackets, hex nuts, hex bolts, two insulating ceramic blocks
- Diameters: 3/6mm, 4/9mm, 6/12mm, 9/18mm, 12/24mm
- Appearance: Silver stainless steel clips, smooth white ceramic blocks, high-temperature resistant
- Voltage: 110-480V
- Packaging: Carton
- Advantages: Handles extreme heat, is corrosion-resistant, easy to install, supports thermal expansion and contraction
- Inventory: In stock
- Product Category: MoSi2 heating element accessory
- After-Sales Service: Global service center support
Mosi2 Heating Element Plate Holders
- Materials: High-density alumina ceramic (Al₂O₃) and corrosion-resistant stainless steel (heat-resistant steel)
- Components: Hex nuts, hex bolts, two insulating ceramic plates
- Diameters: 3/6mm, 4/9mm
- Temperature: Up to 1900℃
- Appearance: Silver stainless steel clip, smooth; white ceramic plates, high-temperature resistant
- Voltage: 110-480V
- Packaging: Carton
- Applications: Suitable for various Molybdenum Disilicide (MoSi2) heating elements (U-type, W-type, L-type, straight)
- Advantages: Handles extreme heat, corrosion-resistant, easy to install, supports thermal expansion and contraction
- Product Category: Molybdenum Disilicide (MoSi2) heating element accessory
- Inventory: In stock
- After-Sales Service: Global service center support
MoSi2 Heating Elements C Contact Clamp
- Materials: High-quality stainless steel and heat-resistant spring steel
- Sizes: Diameters 6mm, 9mm, 12mm
- Thickness: 2mm
- Voltage: 110-480V
- Appearance: Silver, smooth
- Packaging: Carton
- Advantages: Corrosion-resistant, high-temperature resistant, rust-free, rapid heating, long lifespan, easy installation and maintenance
- Usage: Used with aluminum braid to secure MoSi2 cold-end aluminum coating for efficient conductivity
- Product Category: MoSi2 heating element accessory
- Inventory: In stock
- Origin: China
Applications of MoSi2 Heating Rods
Our reliable and versatile MoSi2 heaters are widely used in these industries:
- Ceramics: High-temperature sintering for transparent ceramics, alumina, and silicon nitride products
- Glass: Melting and annealing of optical and quartz glass
- Magnetic Materials: Sintering of ferrites and rare-earth permanent magnets
- Metallurgy: Processing of powder metallurgy, high-speed steel, hard alloys, and intermetallic compounds
- Chemical Industry: High-temperature reaction furnaces and crystal growth systems
- Research & Laboratories: Precision heat treatment and materials research for academic and industrial clients.
Our MoSi2 heating elements are a trusted solution in high-temperature laboratories, university centers, and industrial environments worldwide.
CVSIC vs. Other MoSi2 Heater Suppliers
| Feature | Regular MoSi2 Elements | CVSIC MoSi2 Elements | Imported Brands |
|---|---|---|---|
| Max Temp | ≤1700℃ | ≤1850℃ | ≤1850℃ |
| Lifetime | Short, frequent replacement | 20–50% longer | Stable |
| Resistance Stability | Poor at high temp | Excellent, precise control | Excellent |
| Lead Time | 30–60 days | 7–30 days | 60–90 days |
| Cost | Low but unstable | Best price-performance | High |
| Customization | Limited | OEM/ODM, no MOQ | Limited |
A cost-effective alternative to premium brands like Kanthal Super and Kyocera MoSi₂, offering comparable performance with faster delivery.
Enhance Ultra-High Temperature Processes with MoSi2 Elements
Selecting the right MoSi₂ heating elements can significantly enhance the performance and reliability of ultra-high-temperature furnaces. Whether upgrading existing systems or designing new high-temperature solutions, our expert engineering team provides personalized support—from product selection to installation and operation—ensuring you achieve optimal heating performance.
FAQ
What is the lifespan of MoSi2 heating elements?
In oxidizing atmospheres at 1600–1700°C, our elements generally last 4,000–8,000 hours. Lifespan depends on furnace atmosphere, operating temperature, and cycling frequency, lasting longer in oxidizing conditions and decreasing in vacuum or reducing environments.
Is there a minimum order quantity? Can samples be provided?
No minimum order. Single-unit samples available for research and testing. Bulk orders benefit from competitive pricing and flexible delivery.
Can your elements replace premium brands like Kanthal Super?
MoSi₂ elements meet the electrical and dimensional specifications of leading brands such as Kanthal Super. This allows for direct replacement without furnace modifications, along with the benefits of expedited delivery and cost-effectiveness.
What are the typical delivery times?
Standard configurations ship immediately. Custom designs delivered within 7–30 days.
Do you offer installation and technical support?
Yes, we provide comprehensive installation manuals, wiring instructions, and usage guidelines to ensure a seamless setup. For large projects, we offer remote or on-site technical support.
Are the elements prone to damage during shipping?
MoSi₂ is a brittle ceramic material; however, our customized wooden crates and individual foam packaging ensure safe delivery, with a breakage rate of less than 0.1%.
Can you provide custom specifications?
Yes, we offer OEM/ODM services, designing elements to match your furnace type, voltage, current, and other specifications. We also provide optimization support to enhance energy efficiency and lifespan.
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