Calcined anthracite coal Recarburizer 90%-98.5%for Iron casting
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- Loading Port:
- Dalian
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t
- Supply Capability:
- 500000 m.t/month
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Specifications of Calcined anthracite coal:
Calcined anthracite coal/Recarburizer 90%-98.5%for Iron casting
C:90%min
S:0.36%max
Mositure:0.6%max
Anthracite Coal for more than 10 years
Data Sheet:
Fixed carbon | 90%min |
Ash content | 8.0%max |
Vol . Matter | 2.0%max |
Sulphur content | 0.36%max |
Moisture content | 0.6%max |
Size | As per customers' requirement |
packing | 25kg paper bag on the pallet or 10kg paper bag shrieked wrapped on the pallet or 1MT big bag or other packing as required |
delivery time | 20days or depends on the order quantity |
Supply ability | 3000 Metric Ton/Metric Tons / Month |
Payment terms | L/C at sight or T/T |
Size: 1-4mm, 1-5mm, 3-8mm, 8-20mm (as per customers’ requirement)
Usage: Gas Calcined Anthracite/GCA is carbon raiser, widely used in steel-making, metallurgical.
- Q: What are carbon nanotubes?
- Carbon nanotubes, characterized by their unique structure, are cylindrical formations made solely of carbon atoms. These nanotubes, aptly named due to their minuscule diameter of a few nanometers, can attain remarkable lengths of several centimeters. The distinctive structure of carbon nanotubes grants them extraordinary properties. They exhibit exceptional strength and mechanical characteristics, surpassing steel by a factor of 100 while only weighing one-sixth as much. Furthermore, they possess remarkable thermal and electrical conductivity. Categorically, carbon nanotubes can be classified into two primary types: single-walled carbon nanotubes (SWCNTs) and multi-walled carbon nanotubes (MWCNTs). Single-walled nanotubes consist of a solitary layer of rolled carbon atoms, whereas multi-walled nanotubes comprise several layers of these nested formations. The exceptional properties of carbon nanotubes enable their diverse applications across numerous fields. In the realm of electronics, their high electrical conductivity renders them suitable for use as transistors and interconnects. Additionally, their substantial surface area and electrical conductivity make them ideal for incorporation into energy storage devices like batteries and supercapacitors. Within materials science, carbon nanotubes reinforce composites, enhancing their strength and reducing their weight. Moreover, they exhibit potential applications in medicine as drug delivery systems and imaging agents. Ongoing research endeavors strive to deepen our understanding and harness the potential of carbon nanotubes. Nonetheless, challenges persist regarding their large-scale production, cost-effectiveness, and possible health and environmental ramifications. Overall, carbon nanotubes represent an exhilarating and promising domain of nanotechnology, offering vast possibilities for advancements in various fields.
- Q: How is carbon used in the manufacturing of electronics?
- The manufacturing of electronics relies on carbon in various ways. One of its primary uses is in the production of carbon nanotubes, which are essential in electronics. These nanotubes possess exceptional electrical conductivity and mechanical strength, making them ideal for various electronic devices. For example, they can be utilized to create high-performance transistors that are crucial components in computer chips. Furthermore, carbon is utilized in the manufacturing of batteries for electronic devices. Graphite, a carbon-based material, is commonly used as the anode material in lithium-ion batteries. This is due to its efficient storage and release of lithium ions, enabling the rechargeable nature of these batteries. Moreover, carbon is employed in the production of conductive coatings and inks used in printed circuit boards (PCBs). Carbon-based materials, such as carbon black or carbon nanotubes, are added to enhance the electrical conductivity of these coatings and inks. Consequently, the flow of electrical signals throughout the circuitry of electronic devices is ensured. In conclusion, carbon plays a crucial role in the manufacturing of electronics. It is utilized in the production of carbon nanotubes for high-performance transistors, serves as anode material in lithium-ion batteries, and enhances the electrical conductivity of conductive coatings and inks for printed circuit boards. These applications emphasize the versatility and significance of carbon in the electronics industry.
- Q: What are the impacts of carbon emissions on human respiratory diseases?
- Carbon emissions, particularly those from burning fossil fuels, have significant impacts on human respiratory diseases. The release of carbon dioxide and other greenhouse gases into the atmosphere contributes to climate change, which in turn affects air quality and worsens respiratory conditions. One of the main consequences of carbon emissions is the increase in air pollution. Fossil fuel combustion releases various pollutants, such as nitrogen oxides, sulfur dioxide, and particulate matter, which can irritate and damage the respiratory system. These pollutants can trigger and exacerbate respiratory diseases such as asthma, bronchitis, and chronic obstructive pulmonary disease (COPD). They can also lead to the development of respiratory infections and reduce lung function, making individuals more susceptible to respiratory illnesses. Climate change, driven by carbon emissions, also worsens respiratory health. Rising temperatures and changing weather patterns contribute to the proliferation of allergens and air pollutants, leading to more frequent and severe allergic reactions and exacerbations of respiratory conditions. Additionally, climate change can extend the pollen season and increase the production of mold spores, triggering asthma attacks and other respiratory symptoms. Furthermore, carbon emissions contribute to the formation of ground-level ozone, a harmful pollutant. Higher temperatures and increased sunlight due to climate change promote the chemical reactions that produce ozone. Ground-level ozone can irritate the airways, causing coughing, shortness of breath, and chest pain. It can also worsen existing respiratory diseases and impair lung function, particularly in vulnerable populations such as children, the elderly, and people with pre-existing respiratory conditions. In summary, carbon emissions have profound impacts on human respiratory diseases. They contribute to air pollution, which aggravates respiratory conditions and increases the risk of respiratory infections. Additionally, climate change, driven by carbon emissions, intensifies the production of allergens and air pollutants, exacerbating respiratory symptoms and reducing lung function. Taking effective measures to reduce carbon emissions is crucial not only for mitigating climate change but also for safeguarding respiratory health.
- Q: What is carbon steel, carbon manganese steel?
- Carbon manganese steel is a high-quality carbon structural steel in the higher manganese content of carbon steel, manganese elements are generally marked in the rear, such as 20Mn, 40Mn and so on
- Q: How does carbon affect the pH of rainwater?
- Carbon can affect the pH of rainwater through a process known as carbonic acid formation. When carbon dioxide (CO2) in the atmosphere dissolves in rainwater, it reacts with water molecules to form carbonic acid (H2CO3). This reaction lowers the pH of rainwater, making it more acidic. The carbonic acid dissociates into hydrogen ions (H+) and bicarbonate ions (HCO3-), which further contribute to the acidity of the rainwater. Therefore, increased levels of carbon dioxide in the atmosphere, such as those caused by human activities like burning fossil fuels, can lead to an increase in carbonic acid formation and subsequently lower the pH of rainwater, resulting in acid rain.
- Q: How does carbon dioxide affect textile production?
- Carbon dioxide can have various impacts on textile production. Firstly, the production of carbon dioxide during the manufacturing process of textiles contributes to the overall greenhouse gas emissions, which exacerbates climate change. This can lead to long-term consequences such as extreme weather events, rising temperatures, and sea-level rise, all of which can disrupt the supply chain and production of textiles. Moreover, carbon dioxide emissions from textile production contribute to air pollution, which can have adverse effects on human health. The release of this greenhouse gas can lead to respiratory problems and other respiratory diseases in workers exposed to high levels of carbon dioxide. Additionally, carbon dioxide is often used as a part of the dyeing and finishing process in textile production. This can have negative consequences for the environment as well. Carbon dioxide can contribute to water pollution when it is released into water bodies during the dyeing process, leading to the contamination of water sources and harming aquatic life. Furthermore, the excessive use of carbon dioxide in textile production can also have economic implications. As carbon dioxide is a byproduct of burning fossil fuels, its production is inherently linked to the consumption of non-renewable resources. The reliance on fossil fuels can make textile production vulnerable to price fluctuations, as the cost of carbon dioxide emissions and energy production can vary significantly. To mitigate the negative impacts of carbon dioxide on textile production, various measures can be taken. These include adopting cleaner production techniques and technologies that reduce carbon dioxide emissions, such as the use of renewable energy sources or implementing carbon capture and storage systems. Additionally, investing in sustainable and environmentally-friendly materials, such as organic cotton or recycled fibers, can also help reduce the carbon footprint of textile production. Overall, the reduction of carbon dioxide emissions in textile production is crucial for the industry to become more sustainable and mitigate its environmental and health impacts.
- Q: What is the role of carbon in photosynthesis?
- The essential role of carbon in photosynthesis cannot be overstated. Carbon dioxide, a primary reactant in the photosynthesis process, combines with water and sunlight energy to produce glucose, which serves as the main source of energy for plant growth and development. To enter the leaf, carbon dioxide utilizes tiny pores known as stomata, diffusing into the chloroplasts where photosynthesis occurs. Within the chloroplasts, carbon dioxide interacts with water, sunlight, and chlorophyll, resulting in a series of chemical reactions called the Calvin cycle or dark reactions. During this cycle, glucose is synthesized and stored as a vital energy source for plants. The carbon atoms in carbon dioxide act as the foundation for glucose and other organic compounds produced during photosynthesis. Through a complex sequence of enzymatic reactions, carbon dioxide is transformed into carbohydrates, lipids, proteins, and nucleic acids, all of which are necessary for plant growth and survival. Moreover, photosynthesis plays a significant role in the global carbon cycle, not only producing glucose but also regulating the levels of carbon dioxide in the atmosphere and releasing oxygen as a byproduct. This process helps mitigate climate change and maintains the necessary balance of oxygen for all living organisms. In essence, carbon's role in photosynthesis is pivotal, serving as the raw material for glucose synthesis and other organic compounds. Through this process, plants convert carbon dioxide into energy-rich molecules, contributing to their survival, growth, and the overall equilibrium of carbon in the Earth's atmosphere.
- Q: Now the furnace rock carbon early deleted, more than +10, he wants advanced I can't do ah
- Higher carbon is a little more likely than colorless reinforcement. Kylie, there are 2 kinds of reinforcement. The strengthening above requires only a colorless color
- Q: What is the melting point of carbon?
- The melting point of carbon is determined by the form in which it is discovered. There are several forms of pure carbon, such as graphite and diamond. Graphite possesses a melting point of about 3,600 degrees Celsius (6,500 degrees Fahrenheit), whereas diamond has an even higher melting point of roughly 3,827 degrees Celsius (6,920 degrees Fahrenheit). The reason for these elevated melting points lies in the robust covalent bonds between carbon atoms in these structures. However, it is crucial to acknowledge that carbon can also exist in amorphous states, like coal or charcoal, which lack a specific melting point since they undergo a gradual decomposition process upon heating.
- Q: What is the basic principle of carbon fourteen detection?
- Carbon fourteenCarbon fourteen, a radioactive isotope of carbon, was first discovered in 1940. It is produced by hitting twelve carbon atoms in the air through cosmic rays. Its half-life is about 5730 years, the decay is beta decay, and the carbon 14 atoms are converted to nitrogen atoms. Since its half-life is 5730 years, and carbon is one of the elements of organic matter, we can infer its age by the 14 component of the residual carbon in the dying organism. When living in the biological, because need to breathe, the carbon content of 14 in its body is about the same, the organisms die will stop breathing, at this time the carbon 14 in the body began to decrease. Since the proportion of carbon isotopes in nature is always stable, one can estimate the approximate age of an object by measuring its carbon 14 content. This method is called carbon dating. Other commonly used methods include potassium argon measurements, potassium argon measurements, thermoluminescence measurements, and others;
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Calcined anthracite coal Recarburizer 90%-98.5%for Iron casting
- Ref Price:
-
- Loading Port:
- Dalian
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t
- Supply Capability:
- 500000 m.t/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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