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.
| 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) |