Corundum-Mullite Castable
Corundum-mullite castable combines the hot strength of corundum with the thermal-shock resistance of mullite. Al₂O₃≥80%, 1700℃ max service.
Learn More →Ethylene Cracking Furnace
The cracking furnace radiant section runs long campaigns at high temperature; low-cement corundum-mullite castables are the mainstream lining.
PROBLEMS
Kiln Problems
Problem-by-problem analysis with solutions and recommended refractories
01Zone：Radiant Section
Radiant Section Lining Spalling
Background The radiant section of an ethylene cracking furnace is the core cracking zone…
Problem Details →02Zone：FCC regenerator lining (dense phase, cyclones, diplegs and other wear zones)
What Wear-Resistant Castable for FCC Regenerator? Material Selection by Zone
Customer Question During refinery turnaround, the most common question is: "What wear-re…
Problem Details →Recommended Products
Low-Cement High-Alumina Castable
Low-cement high-alumina castable with CaO≤2.5% and Al₂O₃≥65% reaches 1650℃ service. Dense micro-powder grading lowers porosity and raises hot strength.
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Mullite Castable
Mullite castable with mullite clinker or synthetic aggregate, Al₂O₃≥75%, 1650℃ max service. High refractoriness-under-load with excellent creep and thermal-shock resistance for long-term load-bearing at temperature.
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SiC Wear-Resistant Castable
SiC wear-resistant castable with SiC≥50% aggregate offers extreme hardness and erosion resistance to 1600℃. High thermal conductivity promotes slag-coating self-protection. For CFB boiler cyclone barrels and cones, loop seals, copper flash furnace cones, launders and elbows under heavy wear.
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Wear-Resistant Castable
Wear-resistant castable with hard abrasion-resistant aggregate, Al₂O₃≥70%, 1500℃ max service and CCS≥90MPa. Dense matrix resists particulate erosion in gas-solid two-phase flow.
Learn More →Other Kilns in This Industry
Rotary Kiln Incinerator1 problems
Core thermal equipment of waste-to-energy plants, with severe high-temperature, alkali-chloride corrosion and mechanical wear in kiln and secondary combustion chamber
View Problems & Solutions →FCC Unit2 problems
FCC regenerator and cyclone linings are eroded by high-velocity catalyst; two-layer linings and hexmesh structures are key.
View Problems & Solutions →Entrained-flow Gasifier1 problems
Gasifier chambers face high-temperature slag attack; high-purity chrome-corundum bricks and quench-chamber linings set campaign length.
View Problems & Solutions →
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