Plastic Refractories for Iron Ladle for molten iron ladle is a refractory material made of a variety of inorganic non-metallic materials through scientific proportioning, mixing, molding, curing and other processes.
It is mainly used to withstand the scouring and erosion of molten iron or other molten metals in a high temperature environment to ensure the smooth progress of the production process.
(1) High temperature stability
(2) Good erosion resistance
(3) Good thermal shock resistance and high oxidation resistance
(4) Convenient construction
(1) Ductile iron ladle
(2) Casting gray iron ladle
(3) Forgeable casting ladle and other refractory working linings for transporting high-temperature molten iron
|
ITEM |
TJ-H |
TJ-Q |
|
|
Main chemical components（%） |
Al2O3 |
≥45 |
≥68 |
|
SiC+C |
≥12 |
-- |
|
|
Bulk density（g/cm3) |
110℃x24h |
≥2.30 |
≥2.50 |
|
1450℃x3h |
≥2.40 |
≥2.60 |
|
|
Line change rate（%） |
110℃x24h |
-0.03-0.01 |
0.01-0 |
|
1450°Cx 3h |
-0.03 |
0.02-0.03 |
|
|
Flexural strength（MPa) |
1100℃x24h |
≥5.1 |
|
|
1450℃x 3h |
≥8.6 |
||
|
Compressive strength（MPa) |
110℃x24h |
≥32 |
|
|
1450℃x3h |
≥46 |
||
Highland Refractory classifies Plastic Refractories for Iron Ladle based on raw material composition and service performance to adapt to the harsh conditions of iron ladles, including High-Alumina Plastic Refractories for Iron Ladle (Al₂O₃ ≥75%, ideal for iron ladle working linings that endure direct contact with molten iron) and Silicon Carbide-Reinforced Plastic Refractories for Iron Ladle (SiC ≥20%, suitable for high-wear zones like iron ladle impact areas, where molten iron flow causes severe abrasion). There is also Low-Carbon Plastic Refractories for Iron Ladle (carbon content ≤1%), designed for iron ladles used in low-carbon steel production to avoid iron contamination. Each type of Plastic Refractories for Iron Ladle is formulated with graded aggregates, flexible binders, and anti-oxidation additives, maintaining plasticity during construction for manual shaping or troweling into irregular structures, then hardening at high temperatures to form dense, crack-resistant linings that withstand 1500–1650℃.
Highland’s Plastic Refractories for Iron Ladle offers key advantages for iron ladle maintenance and performance: it exhibits excellent plasticity and workability, allowing on-site shaping into complex iron ladle components (such as taphole surroundings, ladle bottoms, and irregular gaps) that prefabricated refractories cannot easily match—eliminating assembly gaps that often lead to molten iron leakage; it has strong thermal shock resistance, withstanding rapid temperature changes (from room temperature to 1500℃) without cracking, which is critical for iron ladles that undergo frequent heating-cooling cycles; it also forms a dense, integral lining after hardening, with low porosity (<18%) that resists molten iron penetration and slag erosion, extending the iron ladle’s service life by 30–40% compared to traditional brick linings. These strengths make Plastic Refractories for Iron Ladle a reliable choice for enhancing iron ladle durability.
Plastic Refractories for Iron Ladle is primarily applied in the metallurgical industry, focusing on iron and steel production processes: it serves as the working lining of primary iron ladles, directly contacting molten iron (1500–1550℃) and resisting corrosion from iron oxide slag to ensure safe molten iron transportation; it is used to repair and shape iron ladle taphole areas, where its plasticity allows precise molding around taphole bricks to prevent molten iron seepage; it also lines iron ladle impact zones (where molten iron is poured in), leveraging its high wear resistance to withstand mechanical scouring. Additionally, a modified version of Plastic Refractories for Iron Ladle is used in non-ferrous metal smelting, such as lead or zinc melting ladles, adapting to the specific high-temperature and corrosion conditions of non-ferrous molten metals. Each application leverages Plastic Refractories for Iron Ladle’s unique combination of plasticity and high-temperature resistance.
Plastic Refractories for Iron Ladle (Highland) excels in forming integral, shape-flexible linings for iron ladles, with its high plasticity and structural strength making it ideal for building or repairing large, load-bearing refractory components (like ladle working linings or taphole surroundings) where both adaptability to complex geometries and long-term resistance to molten iron are critical. Slag-Repelling Protective Lining Atomic Mortar, by contrast, specializes in targeted slag-repelling protection, designed as a thin, slag-resistant coating for localized zones (like steel ladle slag lines or cement kiln walls) where preventing slag adhesion and penetration is the top priority—its focus is on creating a barrier against slag rather than forming a full structural lining. Each product serves distinct needs: Plastic Refractories for Iron Ladle dominates structural lining tasks for molten iron-handling equipment, while Slag-Repelling Protective Lining Atomic Mortar leads in slag-specific protection for diverse refractory surfaces.
Highland Refractory is a trusted producer of high-quality Plastic Refractories for Iron Ladle, backed by 30+ years of refractory expertise and deep collaboration with leading steel and iron manufacturers—we source high-purity aggregates (high-alumina clinker, fused silicon carbide) and advanced binders, using precise mixing technologies to balance plasticity (for easy shaping) and high-temperature strength (for molten iron resistance) in each batch of Plastic Refractories for Iron Ladle; every product undergoes strict testing, including plasticity retention tests, high-temperature compression strength checks, and molten iron corrosion evaluations, meeting ISO 9001/CE standards. With an annual production capacity of 60,000 tons and services for 1,500+ clients across Asia, Africa, Europe, and Australia, we also tailor formulations (e.g., adjusting SiC content for wear resistance or carbon content for low-carbon iron production) to match customer needs, ensuring reliable performance of Plastic Refractories for Iron Ladle.
Choosing Highland Refractory for your Plastic Refractories for Iron Ladle needs means accessing tailored excellence and end-to-end support: we offer customization (adjusting raw material composition, plasticity, and high-temperature resistance to fit your iron ladle size and production process—e.g., high-SiC grades for impact zones or low-carbon grades for clean steel), fast delivery (3–7 days for standard types in stock, 10–15 days for custom formulations), and bulk discounts (5–10% off orders ≥8 tons). We also provide free samples, detailed technical data sheets (including shaping guidelines and curing requirements), and 24/7 on-site technical support (advising on lining installation and maintenance), ensuring your Plastic Refractories for Iron Ladle integrates seamlessly into iron production processes and delivers long-term efficiency and safety gains.
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