Alumina Ramming Mass for Ladle Furnace

  • Brand: Xintai
  • Product Name: Alumina Ramming Mass for Ladle Furnace
  • Material Composition: High-Alumina Bauxite Clinker, Refractory Clay, and Binder
  • Al2O3 Content: ≥ 85%
  • SiO2 Content: ≤ 10%
  • Bulk Density: 2.6 – 2.7 g/cm³ (1100℃ × 3h)
  • Max. Service Temperature: 1600℃
  • Cold Crushing Strength: ≥ 90 MPa (after firing at 1100℃ × 3h)
  • Cold Flexural Strength: ≥ 10 MPa (after firing at 1100℃ × 3h)
  • Permanent Linear Change: ≤ ±0.5% (after firing at 1100℃ × 24h)

Alumina Ramming Mass for Ladle Furnace is specifically formulated for high-temperature applications in steel ladles, designed to provide exceptional resistance to thermal shock, slag erosion, and high-temperature wear. Made with premium alumina aggregates and high-quality binders, this ramming mass ensures superior structural integrity and durability for ladle furnace linings.

Ideal for the steel industry, this product offers cost-effective solutions for ladle linings, providing reliable performance and extended service life even in the most demanding environments. It is easy to install through manual or mechanical beating, ensuring excellent adhesion and performance.

Technical Specifications

ItemUnitAlumina Ramming Mass for Ladle Furnace
Al₂O₃ Content%≥ 85
SiO₂ Content%≤ 10
Bulk Densityg/cm³2.6 – 2.7
Compressive Strength (110℃ × 24h)MPa≥ 90
Compressive Strength (1500℃ × 3h)MPa≥ 120
Flexural Strength (110℃ × 24h)MPa≥ 10
Flexural Strength (1500℃ × 3h)MPa≥ 15
Permanent Linear Change (1500℃)%±0.5%
Max. Service Temperature°C1600
Water Addition%6.0 – 7.0

Key Features

  • High Alumina Content: Contains up to 85% Al₂O₃ for superior thermal resistance and structural strength.

  • Thermal Shock Resistance: Designed to withstand rapid temperature changes without cracking or damage.

  • Slag Erosion Resistance: Excellent protection against slag erosion, ensuring a longer service life for ladle furnace linings.

  • High Compressive Strength: Ensures reliable performance under extreme temperatures, even under heavy load.

  • Low Permanent Linear Change: Minimal dimensional change during high-temperature service for long-term volume stability.

  • Easy Installation: Suitable for both manual and mechanical application methods, providing flexibility during installation.

Typical Applications

  • Steel Industry: Specifically designed for ladle furnace linings, including both the inner wall and bottom of ladles.

  • Non-ferrous Metallurgy: Used for holding and melting furnaces in the non-ferrous metal industries.

  • Foundry and Casting: Can be used for applications requiring high-temperature insulation and wear resistance.

  • Cement Industry: High-temperature kiln linings requiring superior abrasion and thermal shock resistance.

Production Details

  • Raw Materials: High-grade alumina aggregates, selected binders, and specialty additives designed for high-temperature applications.

  • Manufacturing Process: Thoroughly mixed, tested, and quality-controlled to ensure consistency and optimal performance.

  • Quality Control: All materials undergo chemical analysis and physical testing to verify compliance with rigorous quality standards, ensuring reliability in demanding environments.

Production Details of Refractory Castables In Xintai
Refractory Castables Used in Steel Ladles

Packing and Shipping Details

  • Standard Packing: 25 kg paper bags with moisture-proof inner lining to protect against moisture damage.

  • Bulk Packing: Jumbo bags available upon request for large-scale orders.

  • Palletizing: Wooden pallets with shrink-wrapped packaging for safe and secure transit.

  • Shipping Methods: Available via sea, truck, or rail, depending on customer requirements.

  • Delivery Form: Delivered as dry powder, ready for on-site mixing.

All products are securely packed to prevent moisture absorption and damage during transportation.

Packing Details of Refractory Castables
Packing and Shipping Details of Refractory Castables

Frequently Asked Questions (FAQ)

Q1: What is the alumina content of Alumina Ramming Mass for Ladle Furnace?

The alumina content of this ramming mass is typically 85% or higher, ensuring exceptional thermal stability and durability.

The product is designed to withstand temperatures up to 1600°C, ideal for ladle furnaces and similar high-temperature applications.

Water addition typically ranges from 6.0% to 7.0% for optimal consistency during mixing.

Yes, it is specifically formulated to offer excellent resistance to slag erosion, extending the service life of ladle furnace linings.

Proper curing and controlled drying are critical to achieving optimal performance and longevity. Follow recommended guidelines to ensure long-term effectiveness.

Please tell us your requirement by referring to the following aspects:

To provide you with an accurate quote and tailored solution, please specify your requirements based on the following aspects:

  1. Type of Refractory Products:
    What kind of refractory materials are you looking for? (e.g., fire bricks, castables, ceramic fiber, graphite products, etc.)

  2. Product Specifications:
    Please include detailed requirements such as size, quantity, working temperature, shape, etc.

  3. Application Industry:
    Which industry or application are you planning to use the refractory products in? (e.g., steel, cement, glass, non-ferrous, petrochemical, power plant, etc.)

Contact Us

    Please feel free to submit your inquiry using the form provided below, and we will provide you with a quote within 24 hours.

    Scroll to Top

    Contact Us

      Please feel free to submit your inquiry using the form provided below, and we will provide you with a quote within 24 hours.