# L Shape Molybdenum Disilicide Rod ## L Shape MoSi2 Heater Description CVSIC L-Type Molybdenum Disilicide (MoSi2) heating element, shaped like an “L,” is crafted from high-purity MoSi2 through a high-temperature sintering process, with a density of 5.5-6.2 g/cm³ and a maximum operating temperature of 1850℃. Available in 90°, 45°, or custom angles, it is perfect for high-temperature furnaces and harsh environments. Offering excellent oxidation resistance, rapid and consistent heating, and a long lifespan, it is a dependable and high-performance heating option for ceramics, electronics, lithium batteries, and high-temperature heat treatment industries. ## L Shape MoSi2 Heater Technical Parameters | Diameter (d/c, mm) | Le(hot zone) Length | Lu(cold zone) Length | c(mm) | d(mm) | f(mm) | g(mm) | A(mm) Std/Min | | --- | --- | --- | --- | --- | --- | --- | --- | | 3/6 | Customizable | Customizable | 6 | 3 | 25 | 15 | 25/16 | | 4/9 | Customizable | Customizable | 9 | 4 | 25 | 15 | 25/19 | | 6/12 | Customizable | Customizable | 12 | 6 | 45 | 25 | 50/26 | | 9/18 | Customizable | Customizable | 18 | 9 | 75 | 30 | 60/38 | | 12/24 | Customizable | Customizable | 24 | 12 | 100 | 40 | 80/54 | ![l shape mosi2 heating element drawing](https://cvsicelement.com/wp-content/uploads/2025/08/L-Shape-MOSi2-Heating-Element-Drawing.webp) Note: Dimensional tolerance ±5% (except c and d), Lu length 150-1000mm, Le length 150-1500mm, customizable. ### MoSi2 Heating Element Resistance versus Time ![mosi2 heating element resistance versus time](https://cvsicelement.com/wp-content/uploads/2025/08/MoSi2-Heating-Element-Resistance-versus-Time.webp) ## Maximum Temperature in Different Atmospheres | Atmosphere | Grade 1700 | Grade 1800 | Grade 1850 | | --- | --- | --- | --- | | NO2, CO2, O2, Air | 1700℃ | 1800℃ | 1850℃ | | He, Ar, Ne | 1650℃ | 1750℃ | 1800℃ | | SO2 | 1600℃ | 1700℃ | 1750℃ | | CO, N2 | 1500℃ | 1600℃ | 1700℃ | | Wet H2 | 1400℃ | 1500℃ | 1650℃ | | Dry H2 | 1350℃ | 1450℃ | 1600℃ | ## Resistivity Characteristics | Element Temperature (℃) | 1700 Type Resistivity (Ω·mm²/m) | 1800 Type Resistivity (Ω·mm²/m) | | --- | --- | --- | | 800 | 1.846 | 1.714 | | 900 | 2.071 | 1.918 | | 1000 | 2.285 | 2.142 | | 1100 | 2.499 | 2.366 | | 1200 | 2.734 | 2.601 | | 1300 | 2.968 | 2.836 | | 1400 | 3.223 | 3.05 | | 1500 | 3.488 | 3.315 | | 1600 | 3.743 | 3.57 | | 1700 | 4.029 | 3.805 | | 1800 | 4.316 | 4.06 | Note: Resistivity increases rapidly with temperature but remains stable over time, allowing new and old elements to be used together. ## L Shape MoSi2 Heater Connection Method - **Contact Surface Design**: The cold end utilizes dedicated connectors (e.g., aluminum braid or copper clips) for low resistance and stable conductivity. - **Electrical Connection:** Secure connectors with spring clips or bolts, compatible with 220-480V power. Use an SCR voltage regulator (for precise temperature control) to enhance performance. Note: Choose the appropriate grade (1700/1800/1850) based on atmosphere and temperature needs, ensuring resistance matching for a longer lifespan. ## L Shape MoSi2 Elements Application Fields CVSIC L-Type MoSi2 heating elements are widely used in: - **High-Temperature Furnaces**: Supports ceramic sintering, glass manufacturing, and other high-temperature processes. - **Electronic Semiconductors**: Used for wafer sintering, diffusion furnaces, and encapsulation material heating. - **Lithium Battery Materials**: Facilitates high-temperature processing of battery anode and cathode materials. - **Rare Earth Phosphors and Precision Casting**: Provides high-temperature stability and uniform heating. - **Laboratory Furnaces**: Meets high-temperature experimental and material testing needs. ## L Shape MoSi2 Heater Product Advantages **Ultra-High Temperature Resistance**: Operates up to 1850℃, perfect for extreme environments. **High Oxidation Resistance**: High-density MoSi2 (5.5-6.2 g/cm³) ensures superior oxidation resistance and extended lifespan. **Rapid and Consistent Heating**: 4% thermal elongation delivers uniform temperature fields and quick heat-up. **Corrosion Resistance**: Low porosity (7.4%) and water absorption (0.2%) make it suitable for various atmospheres (air, inert gases, etc.), enhancing its durability. **Flexible Design**: Supports 90°, 45°, or custom angles to fit complex furnace designs. **Global Service**: ISO-certified factory, 360-ton annual capacity, offers free samples, and 7-30 day delivery. ## L Shape MoSi2 Heater Installation Method To ensure the performance and safety of L-Type MoSi2 heating elements, follow these steps: - **Inspect Element**: Check for cracks or damage before installation. - **Installation Position**: Place the transition zone (g) inside the furnace to prevent heat buildup damage; keep proper distance between the hot zone and furnace bottom (h); ensure adequate spacing from furnace walls to avoid overheating. - **Fixing Device**: Use dedicated clamps (e.g., ceramic or heat-resistant steel) to secure the cold end, minimizing mechanical stress. - **Power Connection**: Connect the cold end to power using aluminum braid or copper clips, ensuring a solid connection. - **Preheating**: Gradually increase power during first use to avoid thermal shock. - **Regular Maintenance**: Check connectors and clamps for loosening or corrosion. **Replacement Steps:** - Locate damaged element and prepare replacement set. - Disconnect power, remove connecting wires and screws, and clear refractory material and plugs. - Insert new element from furnace top, reconnect wires, and refill refractory material. - Gradually heat to ensure normal operation. *Note*: Installation and replacement should be done by professionals. Contact us for detailed guidance. ## L Shape MoSi2 Heater Design Recommendations To optimize the performance of L-Type MoSi2 heating elements, follow these suggestions: - **Angle Design**: Select 90°, 45°, or custom angles based on furnace structure for flexible installation. - **Length Matching**: Ensure Lu (150-1000mm) and Le (150-1500mm) align with furnace dimensions, avoiding hot zone insertion into furnace walls. - **Spacing Design**: Maintain ≥3 times hot zone diameter between element and furnace wall/material, and ≥4 times diameter for center-to-center spacing to optimize heat distribution. - **Atmosphere Selection**: Choose 1700/1800/1850 grade based on atmosphere (e.g., O2, N2, H2), referring to the maximum temperature table. - **Temperature Control System**: Use a PID controller for precise temperature control to extend element lifespan. - **Transition Zone Protection**: Ensure transition zone (g) is inside the furnace to prevent overheating damage. ## Customization Services CVSIC offers flexible customization for L-Type MoSi2 heating elements: - **Size Customization**: Adjust hot/cold zone diameter, Lu/Le length, and angle (90°, 45°, or other). - **Grade Selection**: Provide 1700/1800/1850 grades for different atmospheres and temperature needs. - **Special Coatings**: Offer oxidation-resistant coatings for enhanced performance in harsh environments. - **OEM/ODM Services**: Support bulk wholesale, free samples, and 7-30 day delivery. - **Technical Support**: Offer expert guidance and thermal simulation for selection and setup. Contact us for customized solutions or free samples! CVSIC is dedicated to providing top-notch L-Type MoSi2 heating elements to optimize ceramics, electronics, lithium batteries, and high-temperature processes. Contact us for product quotes, customization services, or free samples to boost your heating efficiency! ### L Type MoSi2 Elements Accessories - [](https://cvsicelement.com/pt/product/ceramic-holder-for-mosi2-heater/) #### [Ceramic Holders for MoSi2 Heaters](https://cvsicelement.com/pt/product/ceramic-holder-for-mosi2-heater/) - [](https://cvsicelement.com/pt/product/mosi2-heating-element-c-contact-clamp/) #### [MoSi2 Heating Elements C Contact Clamp](https://cvsicelement.com/pt/product/mosi2-heating-element-c-contact-clamp/) - [](https://cvsicelement.com/pt/product/mosi2-elements-combination-straps/) #### [Mosi2 Heating Element Combination Straps](https://cvsicelement.com/pt/product/mosi2-elements-combination-straps/) - [](https://cvsicelement.com/pt/product/mosi2-heating-element-plate-holders/) #### [Mosi2 Heating Element Plate Holders](https://cvsicelement.com/pt/product/mosi2-heating-element-plate-holders/) - [](https://cvsicelement.com/pt/product/momosi2-heating-element-single-shank-holders/) #### [MoSi2 Heating Element Single Shank Holders](https://cvsicelement.com/pt/product/momosi2-heating-element-single-shank-holders/) - [](https://cvsicelement.com/pt/product/mosi2-heating-element-two-shank-holders/) #### [MoSi2 Heating Element two Shank Holders](https://cvsicelement.com/pt/product/mosi2-heating-element-two-shank-holders/)