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{"title":"Industrial Furnaces High Bulk Density Yellow Fire Clay Brick with Super-Class","imgUrl":"https:\/\/img.ismap.com\/nimg\/f4\/59\/b4cb77240d5eeb09b5d2268f5723-200x200-1\/industrial_furnaces_high_bulk_density_yellow_fire_clay_brick_with_super_class.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"magnesia carbon brick","SiO2 Content (%)":"~"}}
{"title":"Low Apparent Magnesia Carbon Refractory Bricks For Ladle Lip With And Low SiC","imgUrl":"https:\/\/img.ismap.com\/nimg\/41\/54\/127dd588874d1e1e2aca01343099-200x200-1\/low_apparent_magnesia_carbon_refractory_bricks_for_ladle_lip_with_and_low_sic_content.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia, Magnesia","SiO2 Content (%)":"International Standard"}}
{"title":"High Magnesia Gunning Mix Refractory International Standard and Good Volume","imgUrl":"https:\/\/img.ismap.com\/nimg\/e0\/83\/c41f73d9f2346a137e2bc74e768f-200x200-1\/high_magnesia_gunning_mix_refractory_international_standard_and_good_volume_stability.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia, Magnesia","SiO2 Content (%)":"International Standard"}}
{"title":"Al2O3 Content Below 25% Fused Clinker Magnesium Chrome Brick for Cement Rotary","imgUrl":"https:\/\/img.ismap.com\/nimg\/82\/03\/17a752e520a9412770817bcc0dbe-200x200-1\/al2o3_content_below_25_25_fused_clinker_magnesium_chrome_brick_for_cement_rotary_kiln.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia Chrome","SiO2 Content (%)":"0.3-15%"}}
{"title":"18% Apparent Porosity Electric Fused Magnesia Chrome Refractory Brick for Power","imgUrl":"https:\/\/img.ismap.com\/nimg\/68\/00\/83028ce884f5e29b664dac672fee-200x200-1\/18_25_apparent_porosity_electric_fused_magnesia_chrome_refractory_brick_for_power_plants.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia Chrome","SiO2 Content (%)":"0.3-15%"}}
{"title":"Superior Performance Magnesia Chrome Refractory for Cement Rotary Kiln Furnace","imgUrl":"https:\/\/img.ismap.com\/nimg\/1d\/8e\/cf935ff4ef8720f35a61d7e27c88-200x200-1\/superior_performance_magnesia_chrome_refractory_for_cement_rotary_kiln_furnace_lining.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia Chrome","SiO2 Content (%)":"0.3-15%"}}
{"title":"12% CrO Content Magnesia Chrome Refractory Fire Bricks for High Temperature","imgUrl":"https:\/\/img.ismap.com\/nimg\/ce\/cc\/ccf027ec866e75942977f2b52e0f-200x200-1\/12_25_cro_content_magnesia_chrome_refractory_fire_bricks_for_high_temperature_furnaces.jpg","attrs":{"Place of Origin":"Henan, China","Shape":"Brick","Material":"Magnesia Chrome","SiO2 Content (%)":"0.3-15%"}}
Magnesia-carbon bricks are advanced refractory materials widely used in various high-temperature industrial applications, particularly in the steelmaking industry. These bricks are composed primarily of two main components: magnesia (MgO) and carbon. Below are the key aspects of magnesia-carbon bricks: Magnesia (MgO): The primary component, providing excellent resistance to slag attack and high thermal shock stability due to its high melting point (around 2800°C). Carbon: Usually in the form of graphite, which enhances the brick's anti-erosion properties and provides good electrical conductivity, helping to dissipate heat more effectively. Properties High Thermal Shock Resistance: Magnesia-carbon bricks can withstand rapid temperature changes without cracking or breaking. Good Chemical Stability: They resist chemical attack from slag and metal, making them suitable for use in environments where there is significant slag contact. Low Thermal Conductivity: The carbon component reduces the overall thermal conductivity of the brick, which helps in insulating the furnace lining from high temperatures. High Mechanical Strength: These bricks have good mechanical strength at high temperatures, which allows them to resist physical wear and tear. Manufacturing Process The production process typically involves mixing magnesia powder with carbon (usually flake graphite), binders (such as resin), and other additives. The mixture is then pressed into molds under high pressure and cured at elevated temperatures to harden the bricks. Some manufacturers may also apply a protective coating to enhance the bricks' performance in specific applications.
Magnesia-carbon bricks are predominantly used in the following areas: Steelmaking Furnaces: Tundishes, ladles, and converters where they come into direct contact with molten steel and slag. Cement Kilns: In kiln linings and other high-temperature sections where they protect the kiln shell from the intense heat inside. Non-ferrous Metal Processing: Used in furnaces for copper, zinc, and other metals where high-temperature resistance and chemical stability are critical. Glass Industry: In glass melting tanks where the refractory material must withstand high temperatures and corrosive glass-forming materials. Advantages Long Service Life: Due to their superior resistance to erosion and wear, magnesia-carbon bricks have a longer service life compared to other refractory materials. Cost-Effective: Despite being initially more expensive than some alternatives, their longevity and lower maintenance requirements make them cost-effective over time. Challenges Environmental Concerns: The carbon content can lead to higher emissions when used in high-temperature processes. Efforts are being made to develop low-carbon or carbon-free alternatives. Degradation Over Time: Although highly durable, these bricks do degrade over time due to oxidation of the carbon component, which can affect their performance. In summary, magnesia-carbon bricks are essential for industries requiring materials capable of withstanding extreme conditions. Their unique properties make them indispensable in the steel and other high-temperature manufacturing sectors.
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Company Profile
Henan Hongtai Kiln Refractory Co., Ltd. is established in 2002, located in Xinmi City, 40kilometers southwest of Zhengzhou City in Henan Province, close to Jingguang, Longhai railway lines, with road transport facilities. Rich resources of Refractory materials,adequate and qualified fuel in this area, provide unique conditions for refractory production, shipping and refractory industry development. Main products include different kinds of refractory brick:Fire Clay Brick, High Alumina Brick, Light Weight Insulating Brick,Corundum Brick,Mullite Brick,AZS Bricks, Refractory Balls ,Refractory concrete,refractory castable,Acid resistant brick etc.They are widely used in Iron and steel, Nonferrous metals, Building materials(Cement,Glass,Ceramic),Petrochemical,Energy & Incineration etc industries. Our products have been exported to India,Turkey,Vietnam,Malaysia and Kazakhstan etc.
Our Services
1. We have thirty years experience in producing refractory products. All our products shall be tested qualified before we send them out. 2.Annual supply: Our company has passed ISO9001 quality management system certification and SGS certification. And the annual supply of shaped and unshaped refractory product is 28, 800-35, 000 tons. 3.Production equipment: Production and testing equipments are new, complete and automated or semi- automated. Such modern facilities and equipments have provided the fine technical guarantee for the production and testing. 4. Testing equipment: Our company's testing equipments as follows: High Temperature RUL Tester Bulk Density Tester The Pressure Tester Refractoriness Tester
Certificate
Packing&Shipping
Packing Details of Abrasive Material Brown Fused Alumina for Sandblasting and Polishing
1. In 25kg plastic woven bags. 2. In 1000kg big bag. 3. 40 x 25kg plastic woven bags in one big bag. 4. 40 x 25kg plastic woven bags on pallet. 5. 40 x 25kg paper bags on pallet. 6. According to client's special requirement
Shipping Details of Abrasive Material Brown Fused Alumina for Sandblasting and Polishing
1.Our packaging is as per customer’s request 2.Normal goods delivered by sea transport 3.Sample shipping by express 4.We will shipping and delivery goods timely, quanlity and quantity guaranteed, and also in accordance with the contract and customer's requirment completely.
Payment Item : 1. Payment: T/T, Western Union,LC; Usually 30% deposits,70% balance before delivery or negotiations to solve. 2. MOQ: Usually 1Tons 3. Quality Warranty: 1 years Delivery time : 1.Stocks:Within 5-7 days after receive the deposit. 2.Customization:Within 15-30 days after receive the deposite.
FAQ
Q1: Are you a manufacturer or trader ? A1: Manufacturer, some time we help our clients to purchase relevant products as a trader. Q2: What's the MOQ? A2. No limitation. Q3: Can we visit your factory? A3: Of course ,welcome at any time,seeing is believing Q4: What's your payment terms? A4: Negotiation, Accoridng to your inquiry products quality and quantity . Q5: Did your factory accept customization ? A5: Professional technology teams and engineers all can satisfy you. Q6: How do you guarantee quality? A6: For every production processing,we have complete QC system for the chemical composition and Physical properties.After production,all the goods will be tested ,and the quality certificate will be shipped along with goods. Accept SGS inspection or any third party specification.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
10000000-50000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Henan Hongtai Kiln Refractory Co., Ltd. is established in 2012, located in Xinmi City, 40 kilometers southwest of Zhengzhou City in Henan Province, close to Jingguang, Longhai railway lines, with road transport facilities. Rich resources of Refractory materials, adequate and qualified fuel in this a... Henan Hongtai Kiln Refractory Co., Ltd. is established in 2012, located in Xinmi City, 40 kilometers southwest of Zhengzhou City in Henan Province, close to Jingguang, Longhai railway lines, with road transport facilities. Rich resources of Refractory materials, adequate and qualified fuel in this a...
