Your Professional Phosphate-Bonded Brick Supplier
Shandong Luming New Materials Technology Co., LTD covers an area of 62 acres(approx. 41,000㎡),offers end-to-end production solutions. We are fully equipped with facilities for raw material crushing and pulverizing, automated castable batching, precast block molding, tunnel drying, high-temperature shuttle kiln firing, and precision processing of both precast and fired products, ensuring we can fulfill the requirements of customers in any industry.Shandong Luming New Materials Technology Co., LTD Founded in 2003, it is the largest unshaped refractory material production enterprise in Shandong Province, located in Zhoucun District, Zibo City.
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Why Choose Us
Quality Assurance
Our company obtained ISO9001 International Quality Management System certification from the China Quality Certification Centre (CQC) in 2006.
After-Sale Service
Professional and thoughtful after -sales team, let you worry about us after -sales Intimate service, strong after -sales team support.
Custom-Engineered Solutions
By pioneering new energy-saving refractory materials and innovating kiln lining designs, we dedicate ourselves to helping clients achieve energy conservation and emission reduction goals.
Production Market
We have established long-term business cooperation and joint product R&D projects with leading design institutes, including:Dalian Design & Research Institute of ACRE (Coking & Refractory Engineering Consulting Corporation, MCC)),Shandong Metallurgical Design Institute Co., Ltd,Changsha Research Institute of Mining and Metallurgy (CRIMM), Minmetals.
High Strength: Phosphate-bonded high-alumina bricks possess high room-temperature compressive strength and high-temperature flexural strength, enabling them to withstand significant mechanical and thermal stresses.
High Refractoriness: Due to the primary ingredient being high-alumina bauxite clinker, the product has a high refractoriness, reaching above 1750°C.
Excellent Thermal Shock Stability
Phosphate-bonded high-alumina bricks exhibit good thermal shock resistance, capable of withstanding rapid cooling and heating without cracking easily.
Good Erosion Resistance
This product has a certain level of resistance to both acidic and alkaline media, making it suitable for various industrial furnace environments.
Precise Dimensions
Utilizing high-pressure molding, the product dimensions are precise, facilitating construction and masonry.
Paramenters
|
Item |
|
|
Al2O3 ≥ |
95% |
|
Fe2O3 ≤ |
0.5% |
|
SiO2 ≤ |
1.5% |
|
CaO+MgO ≤ |
0.3% |
|
P₂O₅ |
2% - 8% |
|
Refractoriness≥ |
1790~1850℃ |
|
Apparent Porosity≤ |
12% - 18% |
|
Cold Crushing Strength |
60-150Mpa |
|
Rupture strenth |
10~30Mpa |
|
Bulk density ≥ |
3-3.4g/cm 3 |
|
0.2Mpa Refractoriness under load ≥ |
1700℃ |
|
Hot Modulus of Rupture(1600℃) |
20 - 50 MPa |
|
Thermal Shock Resistance,(1100℃,water cooling)≥ |
20 times |
|
Permanent Linear Change,(1600℃,2h) |
±0.2% - ±0.5% |
|
Thermal Conductivity, 800℃ |
2.5 - 3.5W/(m·K) |
|
Coefficient of Thermal Expansion,(20-1000℃) |
8.0 - 9.0 × 10⁻⁶ /℃ |
High Thermal Stability: These bricks can withstand extreme temperatures, making them suitable for use in high-temperature kilns, furnaces, and reactors.
Exceptional Strength: Due to the phosphate bond, these bricks exhibit high mechanical strength, which is crucial for maintaining structural integrity in harsh industrial environments.
Superior Wear and Abrasion Resistance: Phosphate bonded high alumina bricks have excellent resistance to abrasion, ensuring long service life even in heavy-duty applications.
High Resistance to Slag and Chemical Corrosion: The high alumina content in these bricks provides resistance against the corrosive effects of slags, making them ideal for industries where chemical resistance is essential.
Quick Installation and Drying: Phosphate bonded bricks have the advantage of faster installation and drying times compared to other types of refractory bricks, reducing downtime and increasing operational efficiency.
Precautions for Using Phosphate-Bonded Brick
Storage
Store the product in a dry, well-ventilated warehouse to prevent moisture absorption.
Construction
When laying bricks, use refractory mortar that matches the properties of the bricks and follow the construction specifications strictly.
Firing
Fire newly constructed furnaces according to the firing curve to avoid rapid cooling and heating.
Maintenance
Regularly inspect and maintain the furnace, replacing damaged refractory bricks in a timely manner. See more details on LinkedIn.
Raw Material Preparation: Crush and screen special-grade or first-grade high-alumina bauxite clinker to obtain the required particle size.
Mixing of Ingredients: Mix high-alumina bauxite clinker, binder, and additives in proportion to achieve uniformity.
Molding: Use a high-pressure molding machine to shape the mixed material into bricks.
Drying: Dry the molded refractory bricks to remove moisture.
Heat Treatment: Perform low-temperature heat treatment (approximately 500°C) on the bricks, allowing the binder to react with the raw materials and form a strong bond.
Phosphate-Bonded Brick Applications
Iron & Steel Industry
These bricks are commonly used in steel-making equipment, such as blast furnaces, ladles, and hot metal mixers, due to their excellent thermal and wear resistance.
Cement Industry
Their high resistance to thermal shock and chemical corrosion makes them ideal for use in rotary kilns and preheaters.
Non-Ferrous Metal Industry
Phosphate bonded high alumina bricks are widely used in the smelting and refining processes of non-ferrous metals like aluminum and copper, where high-temperature resistance and chemical stability are critical.
Petrochemical Industry
Their excellent performance in high-temperature and corrosive environments makes them suitable for use in reactors and reformers in the petrochemical sector.
Packaging and Shipping
1.Packed on wooden pallets with moisture-proof film or wooden plates to prevent damage.
2.Keep in dry, ventilated areas.
FAQ
As one of the most professional phosphate-bonded brick manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy phosphate-bonded brick at competitive price from our factory.
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