SiC Green Silicon Carbide Powder for Industry

SiC Green Silicon Carbide Powder for Industry System 1

SiC Green Silicon Carbide Powder for Industry

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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 Green silicon carbide(F20-240):

SiC: 98.5%
MI:F 8-70 0.03%max,F 80-240 0.02%max
LPD: 1.37-1.50
used in grinding, abrasive

- Description:

It is produced in electric resistance furnace from quartz sand, petroleum coke and salt in high temperature. Its semi-transparent in green color with crystal structure, high hardness and strong cutting ability, stable chemical characteristics, good thermal conductivity.

- Applications:

♦Abrasive

♦Blasting

♦Coatings

♦Polishing

♦Vitrified and Resinoid Grinding Wheels

- Physical Properties:

Color : Green

Shape : Angular

Crystal Form Alpha silicon carbide in hexagonal system

Specific Gravity : 3.20

Hardness : HV3280-3400, 9.15 Mohs scale

- Specification:

SIZE	SIC	F.C	FE2O3
F24-90	99.00%min	0.20%max	0.20%max
F100-150	98.50%min	0.25%max	0.50max
F180-240	97.50%min	0.25%max	0.70max

SIZE	M.I.
F16-70	0.03%max
F80-240	0.02%max

SIZE	BULK DENSITY	HIGH BULK DENSITY
F16-24	1.38-1.46	≥1.46
F30-40	1.41-1.49	≥1.49
F46-54	1.40-1.48	≥1.48
F60-70	1.40-1.48	≥1.48
F80	1.38-1.46	≥1.46
F90	1.37-1.45	≥1.45
F100	1.37-1.45	≥1.45
F120	1.35-1.43	≥1.43
F150	1.31-1.41	≥1.41
F180	1.28-1.38	≥1.38
F220	1.26-1.36	≥1.36
F240	1.26-1.35	≥1.35

green silicon carbide

Q: Are carbon fibers organic polymer materials?: No, carbon fiber is not an organic polymer material, and carbon fiber is an inorganic polymer materialOrganic polymer compounds referred to as polymer compound or polymer, also known as polymer is composed of one or several structural units repeatedly (103~105) compound repeat connected. Their elements are not many, mainly carbon, hydrogen, oxygen and nitrogen, but the molecular weight is large, generally above 10000, high millions.

Q: What is the carbon content of different types of soil?: Various factors, such as climate, vegetation, and land management practices, can greatly influence the carbon content of different types of soil. Generally, soils with higher levels of organic matter exhibit higher levels of carbon. For instance, peat soils boast the highest carbon content among all soil types, ranging from 30% to 60%. These soils form in wetland areas where the decomposition of organic matter is hindered by water saturation, resulting in the accumulation of substantial amounts of carbon over time. Forest soils also tend to possess relatively high carbon content, typically falling between 1% and 10%. Forests continually supply organic matter through litterfall, contributing to the build-up of carbon in the soil. In contrast, agricultural soils generally exhibit lower carbon content compared to peat or forest soils. Factors such as crop rotation, organic amendments, and tillage practices influence the carbon content of agricultural soils. Consequently, the carbon content in these soils can range from less than 1% to around 6%. Grassland soils may have carbon contents similar to agricultural soils, depending on management practices. However, in undisturbed grasslands with high plant productivity, the carbon content can be relatively higher, ranging from 2% to 8%. In arid and desert regions, soils tend to display lower carbon content due to limited vegetation and slower rates of organic matter decomposition. Typically, the carbon content in these soils is less than 1%. It is important to acknowledge that these ranges are generalizations, and the carbon content of soil can vary both within and between soil types. Additionally, alterations in land use, such as deforestation or the conversion of grasslands to agriculture, can have a significant impact on soil carbon content.

Q: The printed document will be marked on the document name: carbon copy, no combination number, two links...... What's the meaning of this? What is the connection between the infinite and the two? I MMM: Carbon free copy of a few, several refers to a few colors, that is, a few single! Is that a joint edge is what two of what is triple what you said and so on the boundless contact I estimate that he designer or boss tell you to explain things without Bian Lian refers to not say a contact department or (what) no Bian Lian case is a version of the paper change down on it, but the color edge contact is not the same a version of a few joint Bian Lian have changed several times I say you understand it?

Q: How can individuals reduce their carbon footprint?: Individuals can reduce their carbon footprint by adopting sustainable lifestyle choices such as conserving energy, using public transportation or carpooling, eating a plant-based diet, reducing waste, and supporting renewable energy sources. Additionally, individuals can also make a difference by planting trees, supporting eco-friendly products, and spreading awareness about climate change.

Q: What are the properties of carbon-based ceramics?: Carbon ceramics, also called carbon-based ceramics, are a distinct group of materials known for their exceptional properties, making them highly sought-after for various uses. These properties consist of: 1. Exceptional resistance to high temperatures: Carbon ceramics demonstrate remarkable thermal stability, enabling them to endure extremely high temperatures without significant deterioration or structural changes. This characteristic renders them ideal for applications in high-temperature environments like aerospace components, brake systems, and heat shields. 2. Low density: Carbon ceramics are characterized by their lightweight nature due to their low density. This quality proves advantageous in industries where weight reduction is essential, such as automotive and aerospace, as it enhances fuel efficiency and overall performance. 3. High hardness and resistance to wear: Carbon-based ceramics possess outstanding hardness and wear resistance, endowing them with durability and the ability to withstand abrasive forces. This attribute makes them suitable for use in cutting tools, bearings, and other applications that require resistance to wear and erosion. 4. Excellent resistance to chemicals: Carbon ceramics are renowned for their excellent chemical resistance, enabling them to withstand corrosion and degradation when exposed to aggressive chemical environments. This property proves valuable in industries like chemical processing, semiconductor manufacturing, and others that require resistance to chemical attack. 5. Good electrical conductivity: Unlike traditional ceramics, carbon-based ceramics exhibit good electrical conductivity due to the presence of carbon in their composition. This quality makes them useful in applications that necessitate both thermal insulation and electrical conductivity, such as heating elements, electrodes, and electronic components. 6. Customizable properties: Carbon ceramics offer the advantage of tailoring their properties to meet specific requirements by adjusting the composition and processing methods. Variables like carbon content, porosity, and microstructure can be modified to customize the mechanical, thermal, and electrical properties of carbon ceramics to suit particular application needs. In conclusion, carbon-based ceramics possess a unique set of properties, including high temperature resistance, low density, high hardness, excellent chemical resistance, good electrical conductivity, and the ability to customize their properties. These properties make them valuable materials across a wide range of industries, including aerospace, automotive, chemical processing, and electronics.

Q: How is carbon dating used to determine the age of fossils?: Carbon dating is a scientific method that scientists use to figure out how old fossils and other organic materials are. It works because there is a special type of carbon called carbon-14 that is in the air and gets absorbed by living things when they're alive. When an organism dies, it stops taking in carbon-14 and the amount of it starts to go down over time as it breaks down. To find out the age of a fossil using carbon dating, scientists first take a small piece of the fossil. They then treat this piece with chemicals to get rid of any impurities and get the carbon out of the organic material. The carbon that is extracted is then turned into carbon dioxide gas, which is used to make graphite targets for measuring the levels of carbon-14. Scientists use a technique called Accelerator Mass Spectrometry (AMS) to count how many carbon-14 and carbon-12 atoms are in the sample. They then use the ratio of carbon-14 to carbon-12 to figure out how old the fossil is, based on the known half-life of carbon-14, which is about 5730 years. By comparing the amount of carbon-14 left in the fossil to the amount of carbon-14 in the air when the organism died, scientists can estimate the approximate age of the fossil. This method is especially useful for dating organic materials that are up to around 50,000 years old. For older fossils, scientists usually use other methods like potassium-argon dating or uranium-lead dating.

Q: How does carbon affect the formation of toxic algal blooms?: Carbon can affect the formation of toxic algal blooms by providing an essential nutrient source for the growth and proliferation of algae. Increased carbon levels in water bodies, often caused by human activities such as excessive fertilizer use and wastewater discharge, can lead to an imbalance in the aquatic ecosystem. This imbalance promotes the rapid growth of algae, including toxic species, which can release harmful toxins into the water, posing risks to human and animal health as well as the overall ecological health of the water body.

Q: How does carbon impact the melting of polar ice caps?: Carbon impacts the melting of polar ice caps primarily through the process of global warming. When carbon dioxide (CO2) and other greenhouse gases are released into the atmosphere, they trap heat and cause the Earth's temperature to rise. This increase in temperature leads to the melting of polar ice caps, as the excess heat causes the ice to melt at a faster rate than it can replenish. Additionally, carbon emissions contribute to the acidification of the oceans, which further accelerates the melting of ice.

Q: What is the burning point of carbon?: There are many forms of carbon, such as charcoal, coal, and even diamonds!And different forms have different ignition points!Generally speaking, the ignition point of charcoal is relatively low, about 300 degrees, and the coal is higher, at 600 - 700 degrees!

Q: What is the basic principle of carbon fourteen detection?: There are 3 kinds of carbon isotopes in nature, and their weight ratio is 12:13:14. They are expressed by carbon -12, carbon -13 and carbon -14 respectively. The first two are stable isotopes. Carbon -14 is radioactive. It exists in the atmosphere and is generated in the upper atmosphere by cosmic rays, neutrons, and atmospheric nitrogen nuclei. It combines C4O2 molecules with oxygen in the atmosphere, which is the same as carbon dioxide (CO2). Therefore, it mixes with carbon dioxide to participate in the natural carbon exchange movement. It is absorbed by plants by photosynthesis and stored in plants. People and animals need to eat plants, so they are also stored in human and animal bodies. During the life of the organism, they continuously acquire the radioactive carbon from the atmosphere. But when an animal or plant dies, it stops absorbing and reduces the radioactive carbon in the body. For about 5730 years, its content could be attenuated by half. So physicists call the half-life 5730 years. Therefore, as long as the instruments to measure the trees, grain, animal bones and bone biological remains in the existing carbon content of -14, compared with its original carbon -14 level, you can calculate their death in many years ago, which can be inferred and their coexistence remains (such as construction sites, tombs or other relics how many years have elapsed since).Pro, please [adopted the answer], your adoption is the driving force for my answer, thank you.

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