Q3: What are the test conditions for Al2O3-SiC-C brick for iron ladle?

A3: Al2O3-SiC-C Brick for Iron Ladle is tested at 200 C for 24 hours for Bulk Density, Apparent Porosity, and Cold Crushing Strength measurements, and at 1400 C for 3 hours for Permanent Linear Change. The product family achieves Bulk Density minimum 2.55 to 2.75 g/cm after 200 C curing for 24 hours, Apparent Porosity maximum 8% to 10% after 200 C curing for 24 hours, Cold Crushing Strength minimum 35 to 40 MPa after 200 C curing for 24 hours, and Permanent Linear Change 0 to +1.0 percent after 1400 C firing for 3 hours depending on grade.

Al2O3-SiC-C brick for iron ladle photo 3

Al2O3-SiC-C Brick for Iron Ladle

Q: Q1: What is Al2O3-SiC-C brick for iron ladle and what are the main applications?

A1: Al2O3-SiC-C Brick for Iron Ladle is a high-performance carbon-containing refractory brick engineered for iron ladle sidewall, slag line, and bottom lining service. The product family is manufactured from high-quality bauxite, fused corundum, pyrophyllite, flake graphite, and SiC as the main raw materials, bonded by phenolic resin with composite antioxidant agent. After being mixed, high-pressure pressed, and low temperature heat treated, the product family shows excellent slag erosion resistance, thermal shock resistance, abrasion resistance, and good performance for iron ladle service.

Application Industry: Refractories for Steel Industry

Application Equipment: Iron Ladle Sidewall, Slag Line, and Bottom Lining

Size: Standard brick geometry per iron ladle lining design (custom sizes available on request)

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Products Overview

Our Al₂O₃-SiC-C Brick for Iron Ladle is a high-performance carbon-containing brick engineered for iron ladle sidewall, slag line, and bottom lining service. The product family is manufactured from high-quality bauxite, fused corundum, pyrophyllite, flake graphite, and SiC as the main raw materials, bonded by phenolic resin with composite antioxidant agent. After being mixed, high-pressure pressed, and low temperature heat treated, the product family shows excellent slag erosion resistance, thermal shock resistance, abrasion resistance, and good performance for iron ladle service.

The Al₂O₃-SiC-C Brick for Iron Ladle product family is offered in four engineering-proven ASCL chemistry grades. The CH-ASCL14 grade features Al₂O₃ content minimum 55% and SiC+C content minimum 14% for iron ladle sidewall service. The CH-ASCL16 grade features Al₂O₃ content minimum 60% and SiC+C content minimum 16% for iron ladle sidewall service. The CH-ASCL18A grade features Al₂O₃ content minimum 60% and SiC+C content minimum 18% for iron ladle slag line and bottom service. The CH-ASCL18B grade features Al₂O₃ content minimum 65% and SiC+C content minimum 18% for iron ladle slag line and bottom service. All four grades deliver Bulk Density minimum 2.55 to 2.75 g/cm³ after 200 °C curing for 24 hours, Apparent Porosity maximum 8% to 10%, Cold Crushing Strength minimum 35 to 40 MPa after 200 °C curing for 24 hours, and Permanent Linear Change 0 to +1.0 percent after 1400 °C firing for 3 hours.

Sourced from our Xinmi City, Zhengzhou, Henan, China facility, each Al₂O₃-SiC-C Brick for Iron Ladle grade is engineered to ASTM, GB/T, and ISO refractory standards. For an overview of the broader catalogue, see the Refractories for the Steel Industry category, or contact our technical sales team for a free consultation against your refractory drawing.

Product Features

Features:

Manufactured from high-quality bauxite, fused corundum, pyrophyllite, flake graphite, and SiC as the main raw materials
Engineering-proven phenolic resin binder with composite antioxidant agent for enhanced performance
Excellent slag erosion resistance, thermal shock resistance, and abrasion resistance for iron ladle service
High-pressure pressing and low temperature heat treatment for stable quality
Four ASCL chemistry grades covering Al₂O₃ content 55%-65% and SiC+C content 14%-18% for matching different iron ladle service zones

Product Specification

Al₂O₃-SiC-C brick is engineered per buyer’s iron ladle lining design. Custom chemistry and geometry available on request.

Brands Items	CH-ASCL14	CH-ASCL16	CH-ASCL18A	CH-ASCL18B
Al₂O₃ content (%)	≥ 55	≥ 60	≥ 60	≥ 65
SiC+C content (%)	≥ 14	≥ 16	≥ 18	≥ 18
Bulk Density (g/cm³)	≥ 2.55 (200 °C, 24h)	≥ 2.60 (200 °C, 24h)	≥ 2.65 (200 °C, 24h)	≥ 2.75 (200 °C, 24h)
Apparent Porosity (%)	≤ 10 (200 °C, 24h)	≤ 10 (200 °C, 24h)	≤ 8 (200 °C, 24h)	≤ 8 (200 °C, 24h)
Cold Crushing Strength (MPa)	≥ 40 (200 °C, 24h)	≥ 35 (200 °C, 24h)	≥ 35 (200 °C, 24h)	≥ 35 (200 °C, 24h)
Permanent Linear Change (%)	0~+1.0 (1400 °C, 3h)	0~+1.0 (1400 °C, 3h)	0~+1.0 (1400 °C, 3h)	0~+1.0 (1400 °C, 3h)
Application	Sidewall	Sidewall	Slag line, bottom	Slag line, bottom

Note: Seven performance parameters specified: Al₂O₃ content, SiC+C content, Bulk Density, Apparent Porosity, Cold Crushing Strength, Permanent Linear Change, and Application. Four ASCL chemistry grades engineered for iron ladle sidewall and slag line and bottom service. For project-specific chemistry and geometry, contact CH Refractories engineering.

Product Applications

Al₂O₃-SiC-C Brick for Iron Ladle is a high-performance carbon-containing refractory brick manufactured from high-quality bauxite, fused corundum, pyrophyllite, flake graphite, and SiC as the main raw materials, bonded by phenolic resin with composite antioxidant agent, engineered for iron ladle sidewall, slag line, and bottom lining service. The product family is mixed, high-pressure pressed, and low temperature heat treated, showing excellent slag erosion resistance, thermal shock resistance, abrasion resistance, and good performance for iron ladle service.

Application Industry: Refractories for the Steel Industry and the broader Metallurgical Industry.

Target Equipment: Iron Ladle Sidewall, Slag Line, and Bottom Lining of small, medium-size, and large iron ladles in steelmaking operations.

Specific Application Zones: The CH-ASCL14 grade (Al₂O₃ content minimum 55%, SiC+C content minimum 14%) is the standard variant for iron ladle sidewall service. The CH-ASCL16 grade (Al₂O₃ content minimum 60%, SiC+C content minimum 16%) is the high-demand variant for iron ladle sidewall service. The CH-ASCL18A grade (Al₂O₃ content minimum 60%, SiC+C content minimum 18%) is for iron ladle slag line and bottom service. The CH-ASCL18B grade (Al₂O₃ content minimum 65%, SiC+C content minimum 18%) is the high-demand variant for iron ladle slag line and bottom service. All four grades deliver Bulk Density minimum 2.55 to 2.75 g/cm³ after 200 °C curing for 24 hours, Apparent Porosity maximum 8% to 10%, Cold Crushing Strength minimum 35 to 40 MPa after 200 °C curing for 24 hours, and Permanent Linear Change 0 to +1.0 percent after 1400 °C firing for 3 hours.

CH Refractories is an Al₂O₃-SiC-C Brick for Iron Ladle manufacturer in China, Henan, Zhengzhou. The complete Al₂O₃-SiC-C Brick for Iron Ladle product family is manufactured in our Xinmi City, Zhengzhou, Henan, China facility to ASTM, GB/T, and ISO refractory standards. Each batch is supported by free consultation, on-site technical support, and a dedicated engineering team serving Refractories for the Steel Industry customers across the global iron and steel value chain.

Product FAQ

Q1: What is Al₂O₃-SiC-C brick for iron ladle and what are the main applications?

A1: Al₂O₃-SiC-C Brick for Iron Ladle is a high-performance carbon-containing refractory brick engineered for iron ladle sidewall, slag line, and bottom lining service. The product family is manufactured from high-quality bauxite, fused corundum, pyrophyllite, flake graphite, and SiC as the main raw materials, bonded by phenolic resin with composite antioxidant agent. After being mixed, high-pressure pressed, and low temperature heat treated, the product family shows excellent slag erosion resistance, thermal shock resistance, abrasion resistance, and good performance for iron ladle service.

Q2: How many chemistry grades of Al₂O₃-SiC-C brick for iron ladle does CH Refractories offer?

A2: CH Refractories offers four engineering-proven ASCL chemistry grades of Al₂O₃-SiC-C Brick for Iron Ladle. The CH-ASCL14 grade features Al₂O₃ content minimum 55% and SiC+C content minimum 14% for iron ladle sidewall service. The CH-ASCL16 grade features Al₂O₃ content minimum 60% and SiC+C content minimum 16% for iron ladle sidewall service. The CH-ASCL18A grade features Al₂O₃ content minimum 60% and SiC+C content minimum 18% for iron ladle slag line and bottom service. The CH-ASCL18B grade features Al₂O₃ content minimum 65% and SiC+C content minimum 18% for iron ladle slag line and bottom service.

Q3: What are the test conditions for Al₂O₃-SiC-C brick for iron ladle?

A3: Al₂O₃-SiC-C Brick for Iron Ladle is tested at 200 °C for 24 hours for Bulk Density, Apparent Porosity, and Cold Crushing Strength measurements, and at 1400 °C for 3 hours for Permanent Linear Change. The product family achieves Bulk Density minimum 2.55 to 2.75 g/cm³ after 200 °C curing for 24 hours, Apparent Porosity maximum 8% to 10% after 200 °C curing for 24 hours, Cold Crushing Strength minimum 35 to 40 MPa after 200 °C curing for 24 hours, and Permanent Linear Change 0 to +1.0 percent after 1400 °C firing for 3 hours depending on grade.

Q4: Can the Al₂O₃-SiC-C brick for iron ladle be customized to specific iron ladle designs?

A4: Yes. CH Refractories offers custom chemistry, geometry, and grade optimization against the buyer's specific iron ladle lining design and operating conditions. CH Refractories engineers can adjust Al₂O₃ content, SiC+C content, raw material formulation, and antioxidant agent to meet specific desulfurization temperature and erosion conditions. Please send the iron ladle drawing, lining design, capacity, and operating temperature data to our engineering team in Xinmi City, Zhengzhou, Henan, China for a free consultation, on-site technical support, and a tailored Al₂O₃-SiC-C brick formulation proposal with optimized grade selection, raw material adjustment, and geometry design for your specific iron ladle service conditions.