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Silicon nitride tube

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Our Silicon Nitride tubes (Si₃N₄) offer the perfect combination of strength, durability, and efficiency. Whether you’re in the casting industry or working with aluminum processing, these tubes are designed to outperform traditional materials, increasing your productivity and ensuring long-lasting results.


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Silicon nitride tube

Silicon Nitride Tube

Key Features of Silicon Nitride Tubes

  1. High Temperature Strength & Thermal Shock Resistance
    Silicon nitride tubes can withstand extreme heat without cracking or breaking. Perfect for electric heaters and molten metal handling, they maintain structural integrity even in temperatures above 1000°C.
  2. Minimal Reaction with Aluminum
    This material exhibits minimal interaction with molten aluminum, ensuring the purity of the processed metal. In industries like casting, maintaining aluminum purity is vital for high-quality products.
  3. Energy Efficiency
    Our silicon nitride tubes can improve energy efficiency by 30-50% compared to traditional heating methods. Additionally, they reduce overheating oxidation of aluminum surfaces by up to 90%, saving costs and reducing energy waste.

Application in the Casting Industry

Silicon nitride tubes are widely adopted in electric heater protection systems, particularly in aluminum processing plants. These tubes enhance the performance of heating elements and provide a reliable, long-lasting solution for protecting thermocouples in furnaces, offering over one year of service life.

Feature Benefit
High Temperature Strength Operates in extreme conditions
Minimal Reaction with Aluminum Ensures purity in metal processing
Energy Efficiency Reduces energy costs significantly
Long Service Life Typically lasts more than 12 months

How to Use Silicon Nitride Tubes

1. Preheating Treatment
Before using the tube in any application, preheat it to above 400°C to remove any residual moisture. This ensures optimal performance and prevents thermal shock.

2. Slow Heating
When using for the first time, slowly heat the tube according to a heating curve to avoid rapid temperature changes, which can lead to cracking.

3. Regular Maintenance
To extend the life of the tube, clean and maintain it every 7-10 days. This simple step will help to ensure continued peak performance and prevent buildup from aluminum or other contaminants.

FAQs

  1. How long does it take to manufacture a customized silicon nitride tube?
    Customization timelines depend on the complexity of the design, but typically range from 4-6 weeks. For more specific estimates, please contact us.
  2. What is your company’s policy on defective products?
    We offer free replacements for any faulty products to ensure our customers receive top-quality materials.
  3. What is the delivery time for standard silicon nitride tubes?
    Standard products are usually delivered within 7 business days.

Why Choose Us?

We specialize in high-performance materials like silicon nitride tubes. Our products are engineered for durability, efficiency, and precision, catering to industries that demand the best in high-temperature solutions. With our expertise and commitment to innovation, you can trust us to deliver top-tier products that improve your operations and lower your costs.

Looking to upgrade your equipment? Contact us today to find out how our silicon nitride tubes can revolutionize your casting processes!


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