Black Silicon Carbide Grit industry powder
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t
- Supply Capability:
- 500000 m.t/month
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Specifications of Black Silicon Carbide:
Black silicon carbide grit F 24-240, sic 98.5%min, F.C 0.2%max, Fe2O3 0.3%max. Packing:25kg bags be packed into 1mt big bags.
- Description:
Black silicon carbide is produced at high temperature in an electric resistance type furnace with quarts sand and petroleum coke as its main raw materials. Its hardness is between fused alumina and synthetic diamond. Mechanical intensity of it is higher than fused alumina. It is sharp and has electrical and heat conductivity in some degree.
- Application:
♦As the abrasive: used for abrasive, such as grinding wheels, whetstone, grinding
wheel, sand tiles etc.
♦As the metallurgical deoxidizer and high temperature material.
Four main application areas of SiC: functional ceramics, advanced refractory,
abrasives and metallurgical materials.
♦High purity single crystal, used to manufacture semiconductors, manufacture of
silicon carbide fibers.
♦Silicon carbide is very hard, with excellent thermal conductivity, as a semiconductor
and high temperature resistant to oxidation.
- Specification:
Grits: F12-90, F100-240.
SIZE | SIC | F.C | Fe2O3 |
F24-90 | 98.5%min | 0.20%max | 0.30%max |
F100-150 | 98.0%min | 0.25%max | 0.30%max |
F180-240 | 98.0%min | 0.30%max | 0.30%max |
SIZE | BULK DENSITY | HIGH BULK DENSITY |
F16-24 | 1.42-1.50 | ≥1.50 |
F30-40 | 1.42-1.50 | ≥1.50 |
F46-54 | 1.43-1.51 | ≥1.51 |
F60-70 | 1.40-1.48 | ≥1.48 |
F80 | 1.38-1.46 | ≥1.46 |
F90 | 1.37-1.45 | ≥1.45 |
F100 | 1.36-1.45 | ≥1.45 |
F120 | 1.34-1.43 | ≥1.43 |
F150 | 1.32-1.41 | ≥1.41 |
F180 | 1.31-1.40 | ≥1.40 |
F220 | 1.31-1.40 | ≥1.40 |
F240 | 1.31-1.39 | ≥1.39 |
- Q:What are the impacts of carbon emissions on the availability of freshwater resources?
- The availability of freshwater resources is significantly influenced by carbon emissions, which have a notable impact. One of the primary consequences is the alteration of the global climate system. Global warming is caused by the greenhouse effect, which is triggered by increased carbon emissions. Consequently, there is a rise in the Earth's temperature, resulting in changes in weather patterns and precipitation. These changes in weather patterns can disturb the water cycle, which crucially affects freshwater availability. Evaporation rates increase due to warmer temperatures, leading to a greater loss of water from lakes, rivers, and groundwater reservoirs. This, in turn, reduces the overall volume of available freshwater. Furthermore, global warming can worsen drought conditions in certain regions. As carbon emissions contribute to higher temperatures, the frequency and severity of droughts also increase. This further decreases freshwater availability, as there is limited precipitation and water sources become depleted. Carbon emissions also impact freshwater resources by affecting the melting of polar ice caps and glaciers. With the Earth warming, these frozen water sources melt at an accelerated rate, initially adding more freshwater to the global water system. However, once these ice sources are depleted, the loss of freshwater will be significant. Additionally, this process negatively affects the quality of freshwater resources as pollutants and contaminants from the melting ice can enter the water. Moreover, carbon emissions contribute to ocean acidification, which indirectly affects freshwater resources. The increased carbon dioxide in the atmosphere is absorbed by the oceans, leading to acidification. This change in the ocean's chemistry can harm marine ecosystems, including coral reefs, which are essential for maintaining the health of coastal freshwater sources like aquifers. To mitigate the impacts of carbon emissions on freshwater resources, it is crucial to reduce greenhouse gas emissions and transition towards cleaner and renewable energy sources. Additionally, the implementation of effective water management practices, such as conservation measures, efficient irrigation systems, and the protection of water sources, can help preserve and sustain freshwater resources in the face of climate change and carbon emissions.
- Q:Are carbon cells the same as alkaline batteries?
- The internal resistance of the battery is low, so the current produced is greater than that of the conventional carbon battery. Because the battery is free of mercury, it can be treated with domestic waste without being deliberately recycled.
- Q:How does carbon impact the availability of freshwater resources?
- The availability of freshwater resources is impacted by carbon in several interconnected ways. Climate change is one of the primary means through which carbon affects freshwater availability. The burning of fossil fuels and other human activities result in increased levels of carbon dioxide in the atmosphere, which contributes to global warming. This warming, in turn, leads to changes in precipitation patterns, including alterations in rainfall distribution and intensity. The emission of carbon also leads to warmer temperatures, which can cause higher rates of evaporation and more frequent and severe droughts in specific regions. These droughts reduce the amount of water accessible for freshwater resources like rivers, lakes, and reservoirs. Furthermore, the shifting climate can disrupt natural water cycles, impacting the replenishment of groundwater aquifers, which are essential sources of freshwater. Moreover, the quality of freshwater resources is impacted by carbon. The increased carbon emissions reacting with atmospheric moisture result in acid rain, which acidifies freshwater bodies and renders them unsuitable for many aquatic organisms. This disruption to ecosystems can lead to the loss of species that depend on freshwater resources for their survival. Another manner in which carbon affects freshwater availability is through its influence on land use. The conversion of forests and wetlands into agricultural or urban areas releases carbon stored in vegetation and soil. This not only adds to carbon emissions but also diminishes the ability of natural ecosystems to retain and filter water. Forests, for instance, play a crucial role in maintaining the water cycle by absorbing rainfall and gradually releasing it into streams and groundwater. Deforestation disrupts this process and can result in reduced water availability downstream. In conclusion, carbon emissions have a profound impact on the availability of freshwater resources. Through climate change, carbon alters precipitation patterns, resulting in droughts and decreased water availability. It also affects the quality of freshwater through phenomena like acid rain. Moreover, land-use changes driven by carbon emissions can further diminish freshwater availability by disrupting natural water cycles.
- Q:Whether the CO2 content in the boiler smoke can not be measured, the measurement of carbon content of fly ash ah? @ @ Thank you very much!!!
- No The amount of unburned carbon in the fly ash is not carbon dioxide.CO2 measurements are simple.
- Q:What are the carbon nanotube applications?
- The hydrogen storage materials: gas adsorption in adsorption is a solid adsorbent surface behavior the occurrence process of adsorbent and solid surface characteristics are closely related. The adsorption mechanism of nanoparticles, it was generally accepted that adsorption of carbon nanotubes is mainly due to the surface hydroxyl carbon nanotubes nanoparticles. The effect of carbon nanotubes on the surface of to hydroxyl and certain cationic bonding, so as to achieve the apparent of metal ions or organic matter adsorption. In addition, carbon nanotube particles have a large surface area, is also an important reason for the adsorption of carbon nanotubes. Zheng Qingrong, Gu Anzhong and [4] were studied on the adsorption behavior of hydrogen in carbon nanotubes Cheng Hui Ming et al. Synthesis of SWNTS treated properly can store hydrogen at room temperature, the hydrogen storage weight of up to 4.2%, and 78.3% of the hydrogen storage under normal temperature and pressure The hydrogen is released, and the remaining hydrogen is released after heating. The SWNTS can be reused and has a high commercial valueThe proton exchange membrane fuel cell (PEM) is a new type of carbon nanotubes: fuel cell vehicle power supply the most potential, the fuel cell through the consumption of hydrogen to generate electricity, the exhaust gas discharged into water vapor, therefore no pollution. It is compared with the lithium ion battery and Ni MH battery has great superiority. Can use carbon nanotubes hydrogen storage material supply hydrogen, can also be through the decomposition of oil and gas and other hydrocarbons or directly from the air to obtain hydrogen fuel cell hydrogen source.
- Q:What's the difference between coal and carbon?
- Coal has a certain luster, which contains a certain mineral oil, etc., is a relatively tight crystal structure. After baking coal coke, coal tar removal became less organized a lot of voids in carbon, most of which are carbon elements. Carbon produced by coal; also called coke. In addition, wood charcoal is also called charcoal.Coal and carbon can all be used as fuel. Most coal burns with smoke and may smell. Carbon burning generally does not have too much smoke, but also less odor.Carbon gap structure makes carbon have good adsorption, so carbon is often used as adsorbent material, used for adsorption of water, odor and so on.
- Q:How does carbon affect the growth of plants?
- Plants rely on carbon for their growth and development, as it is a vital element. It is found in organic compounds like carbohydrates, proteins, and lipids, which are essential for plants' metabolic processes. Photosynthesis allows plants to convert carbon dioxide into glucose and other sugars, providing them with energy for various functions and growth. Additionally, carbon plays a crucial part in building plant structures. Cellulose, a complex carbohydrate composed of carbon, hydrogen, and oxygen, gives rigidity and support to plant cell walls, enabling them to maintain their shape and withstand mechanical stress. Lignin, another carbon-based compound, strengthens stems and roots, allowing plants to grow upright and resist bending or breaking. Moreover, carbon has a role in regulating plant hormones and signaling molecules that control growth and development. It acts as a foundation for the synthesis of various plant hormones, such as auxins, gibberellins, and cytokinins, which influence cell division, elongation, and differentiation. To summarize, carbon is crucial for plant growth as it fuels their energy needs, provides structural support, and participates in hormonal regulation. Understanding the significance of carbon in plant growth is essential for optimizing agricultural practices, ensuring healthy crop yields, and mitigating the impact of climate change on plant ecosystems.
- Q:I saw a cell phone in the magazine, the global release of 900, no camera, what function is F1 carbon fiber material, actually sold 40000 yuan a piece!.. Everyone said that the circulation is so small, worth so much money? Or carbon fiber material worth so much money?
- Carbon fiber material is very expensive, we are specializing in the production of carbon fiber bicycle accessories company, we know more about this industry.. Such an analogy, an aluminum alloy wheel, that is, the cost of more than 100 yuan, to replace the same carbon fiber material costs more than 1000 of the cost.. Carbon fiber belongs to high-end materials, and foreign countries is to control production, because many weapons and aircraft also use this material, the United States will build weapons in other countries, so are the strict control of each production state of carbon fiber materials..
- Q:How does carbon affect the formation of cyclones?
- The formation of cyclones is not directly influenced by carbon. Cyclones, also called hurricanes or typhoons, are created through a complex interaction of various factors in the atmosphere and oceans. Carbon, particularly carbon dioxide (CO2), is a greenhouse gas that contributes to global warming and climate change. It is important to emphasize that carbon dioxide concentrations in the atmosphere are increasing due to human activities, such as the burning of fossil fuels. However, this does not directly cause cyclones to form. Nevertheless, climate change resulting from higher levels of carbon dioxide does have an indirect impact on cyclone formation. Climate change leads to warmer temperatures, which in turn increase sea surface temperatures. These elevated temperatures provide the necessary energy for cyclones to form and strengthen. Additionally, higher temperatures cause increased evaporation rates, resulting in more moisture in the atmosphere. This moisture serves as fuel for cyclone development. Furthermore, climate change can modify atmospheric conditions and patterns of circulation. These changes may influence the frequency, intensity, and paths of cyclones. However, the specific effect of carbon dioxide on cyclone formation and behavior remains an active area of research. More studies are required to fully comprehend the relationship between carbon dioxide and cyclones.
- Q:What is the carbon footprint of different activities?
- The release of greenhouse gas emissions, specifically carbon dioxide (CO2), into the atmosphere as a consequence of conducting various activities defines the carbon footprint. It gauges the impact exerted by these activities on climate change. Numerous activities contribute to our carbon footprint, encompassing transportation, energy utilization, food production, and waste management. The carbon footprint associated with each activity can significantly differ depending on factors like energy source type, technological efficiency, and individual choices. Transportation serves as a major contributor to carbon emissions, with cars, planes, and ships serving as primary sources. The employment of fossil fuels in these modes of transportation results in CO2 emissions. The carbon footprint of transportation is determined by vehicle type, fuel efficiency, and travel distance. Energy utilization stands as another significant contributor, particularly in the context of electricity generation. The burning of fossil fuels, such as coal and natural gas, for electricity production leads to the release of CO2. However, renewable energy sources such as wind, solar, and hydroelectric power exhibit a lower carbon footprint as they do not emit greenhouse gases during operation. Food production, often disregarded, possesses a substantial carbon footprint. The agricultural practices involved in cultivating, processing, packaging, and transporting food contribute to emissions. Additionally, livestock farming, notably beef and lamb, generates significant amounts of methane, a potent greenhouse gas. Waste management also contributes to carbon emissions, primarily through the decomposition of organic waste in landfills. As organic waste undergoes decomposition, it produces methane. Employing proper waste management techniques like composting and anaerobic digestion can aid in reducing these emissions. It is essential to acknowledge that the carbon footprint of activities can be diminished through a range of measures. Embracing energy-efficient technologies, opting for public transportation or carpooling, selecting renewable energy sources, adopting a more sustainable diet, and practicing proper waste management all serve as avenues for minimizing our carbon footprint. Comprehending the carbon footprint associated with diverse activities enables individuals, businesses, and governments to make well-informed decisions and undertake necessary actions to curb climate change. By reducing our carbon footprint, we can contribute to a future that is more sustainable and environmentally friendly.
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Black Silicon Carbide Grit industry powder
- Ref Price:
-
- Loading Port:
- Qingdao
- 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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