Products
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium-Ion Battery Sintering Kiln: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Cold Crushing Strength: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Line Change after Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silica-mullite composite brick
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone Service Life Extended to 18 Months Steel Hot Blast Stove Dome Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator Corrosion Resistance Improved by 60% New Energy Lithium-Ion Battery Sintering Kiln Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Compressive Strength at Room Temperature: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Linear Change after Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silica-mullite composite high-alumina brick
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fired Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium-Ion Battery Sintering Furnace: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost-effectiveness: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Compressive Strength at Room Temperature: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Coefficient of Thermal Expansion: 5.2×10⁻⁶/°C (20–1000°C); Linear Change After Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium Battery Sintering Kiln: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Compressive Strength at Room Temperature: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Linear Change after Reheating: ≤0.3% (at 1600°C for 3 hours). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium-Ion Battery Sintering Furnace: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Cold Crushing Strength: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Line Change after Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium-Ion Battery Sintering Kiln: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Compressive Strength at Room Temperature: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Linear Change After Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fired Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone Service Life Extended to 18 Months Steel Hot Blast Stove Dome Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator Corrosion Resistance Improved by 60% New Energy Lithium Battery Sintering Kiln Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost Performance: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Healing Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Cold Crushing Strength: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Line Change after Reheating: ≤0.3% (1600°C × 3 h). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
Silicon–Mullite Refractory Bricks I. Product Types and Characteristics Standard Silicon–Mullite Brick (GM-1650): Composition: SiC 8–15%, Al₂O₃ 70–75%; Bulk Density: 2.65–2.75 g/cm³; Load Softening Point: ≥1650°C. Silicon–Mullite Red Brick (GMR-1700): Contains 10–15% andalusite; Thermal Shock Resistance: ≥25 cycles (water quenching at 1100°C); Thermal Conductivity: 1.8 W/(m·K). 2025 New Composite Products: Silicon Carbide Gradient Distribution (surface SiC 18%, core 8%); Nano-SiO₂ Coating (alkali resistance improved by 40%); Porous Structure Design (thermal conductivity reduced by 30%). II. Intelligent Production Process Raw Material Pre-treatment: Silicon Carbide Purification (SiC ≥98%); High-Alumina Bauxite AI Ore Blending (Al₂O₃ variation ≤0.8%); Composite Mixing Technology: Three-Dimensional Motion Mixing (uniformity CV ≤0.6%); In-situ Mullitization Control (pre-firing at 1450°C); Digital Press Molding: Hydraulic Press Pressure: 180–220 MPa; Online Laser Inspection (dimensional accuracy ±0.5 mm); Green Sintering Process: Hydrogen-Fueled Tunnel Kiln (1550–1600°C); Waste Heat Power Generation System (energy consumption reduced by 28%). III. Applications Application Areas and Usage Locations Technical Benefits Cement Rotary Kiln Transition Zone: Service Life Extended to 18 Months Steel Hot Blast Stove Dome: Energy Consumption Reduced by 15% Environmental Hazardous Waste Incinerator: Corrosion Resistance Improved by 60% New Energy Lithium Battery Sintering Kiln: Temperature Uniformity ±5°C IV. Performance Advantages Compared with Traditional Materials Wear Resistance: ≥3 times that of high-alumina bricks; Thermal Shock Stability: ≥2 times that of spinel bricks; Cost-effectiveness: 40–50% lower than chrome-corundum bricks. 2025 Technological Innovations: Surface Self-Repair Technology (SiO₂ Protective Film); Intelligent Thermal Barrier Coating (infrared reflectance ≥85%). V. Latest Physicochemical Indices (GB/T 2026–GM) 1. Basic Properties (GM-1650): Apparent Porosity: 16–18%; Cold Crushing Strength: ≥90 MPa; Flexural Strength (at 1400°C): ≥12 MPa. 2. High-Temperature Characteristics: Thermal Expansion Coefficient: 5.2×10⁻⁶/°C (20–1000°C); Linear Change after Reheating: ≤0.3% (at 1600°C for 3 hours). 3. Special Indicators: Alkali Resistance (K₂CO₃): ≤1.0 mm/100 h; Thermal Conductivity (at 1000°C): 2.3 W/(m·K).
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Email:zzjsrefractory@gmail.com
Address: Chengguan Industrial Zone, Xinmi City, Henan Province
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