High Density Heat Storage Ceramic Ball Refractory Regenerative Ball for RTO and Heating Furnace

Short Description:

Our Heat Storage Ceramic Balls (Refractory Balls) are engineered for superior thermal performance in regenerative heat exchangers. Featuring high heat storage capacity, exceptional thermal shock resistance, and excellent mechanical strength, they withstand extreme temperatures up to 1700°C, ensuring optimal energy efficiency in industrial furnaces and RTO systems.


  • Attribute: Value
  • Product Name: Heat Storage Ceramic Ball / Refractory Ball
  • Material: High Alumina / Mullite / Corundum
  • Al2O3 Content: 30% - 99% (Customized based on grade)
  • Refractoriness: 1400°C - 1750°C
  • Size: 10mm, 13mm, 16mm, 20mm, 25mm, 30mm, 40mm, 50mm
  • Feature: High heat capacity, rapid thermal absorption, outstanding thermal shock resistance
  • Application: Regenerative thermal oxidizers (RTO), iron & steel heating furnaces, chemical cracking furnaces
  • Product Detail

    Product Tags

    Product Introduction

    Heat Storage Ceramic Ball Product Description

     

    The Heat Storage Ceramic Ball, also known as the Refractory Regenerative Ball, is a specialized thermal storage media designed for high-temperature industrial heat exchangers. Through its high density and premium refractory raw materials, it absorbs and releases immense amounts of thermal energy during frequent gas switching cycles. It plays a critical role in recovering waste heat, reducing fuel consumption, and stabilizing temperatures in high-temperature combustion systems.

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    Product Highlights

    Exceptional Thermal Storage Capacity: Possesses high bulk density and specific heat capacity, allowing maximum heat absorption and minimal energy loss per cycle.

    Outstanding Thermal Shock Resistance: Formulated to endure rapid temperature fluctuations from 1200°C to cold air over thousands of cycles without cracking, peeling, or powdering.

    High Refractoriness & Load Softening Temp: Operates reliably in extreme environments up to 1700°C, maintaining strong structural integrity without deformation or slagging.

    Superior Mechanical Crushing Strength: Resists heavy top loads and high-velocity gas abrasion inside deep packing beds, preventing bed collapse and pressure drop increases.

    Excellent Chemical & Corrosion Resistance: Highly stable against oxidation, reduction gas environments, and chemical vapor erosion in heavy industrial processes.

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    Typical Applications

    Regenerative Thermal Oxidizers (RTO) and Regenerative Catalytic Oxidizers (RCO) for VOCs abatement. Air separation units and pebble heaters in iron and steel blast furnace systems. High-temperature heating furnaces, gas cracking furnaces, and smelting furnaces in petrochemical and metallurgical plants.

    Parameter

    Size (mm) Al2O3 Content (%) Bulk Density (g/cm³) Refractoriness (°C) Crushing Strength (KN/pc) Thermal Shock Resistance (Cycles)
    φ13 45% - 92% 2.1 - 3.2 1450 - 1750 More than 1.5 - 4.5 More than 30 times (800°C to water)
    φ20 45% - 92% 2.1 - 3.2 1450 - 1750 More than 3.5 - 9.0 More than 30 times (800°C to water)
    φ25 45% - 92% 2.1 - 3.2 1450 - 1750 More than 5.5 - 13.0 More than 30 times (800°C to water)
    φ40 45% - 92% 2.1 - 3.2 1450 - 1750 More than 10.0 - 24.0 More than 25 times (800°C to water)
    φ50 45% - 92% 2.1 - 3.2 1450 - 1750 More than 15.0 - 35.0 More than 25 times (800°C to water)

    Application

    Random packing application scenarios02


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