Graphite Crucibles/CNBM China High Carbon
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- Supply Capability:
- 100000 m.t./month
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Feature
1.Long working lifetime: its working lifetime is increased 3-5 times over normal clay-crucible due to the compact body formed under high pressure.
2.High thermal conductivity: highdensity body and low apparent porosity greatly improve its heat conductivity.
3.Newstyle materials: new heat conduction material ensures faster heat conductivity and pollution-free product, reduces adherent slag.
4.Resistance to corrosion:better anti-corrosion than normal clay-crucible.
5.Resistance to oxidation: advanced process dramatically improves its oxidation resistance, which ensures persistent heat conductivity and long working lifetime.
6.High-strength: high-density body and logical structure make the product better compression property.
7.Eco-friendly: energy-efficient and pollution-free, not only ensure metal product purity, but also ensure sustainable development on environment.
8.Multi-function: Can be used in induction graphite crucible furnace
Specification
Bulk Density | g/cc | 1.70-1.88 |
Specific Resistance | μΩ.m | 6.0-15.0 |
Compressive Strength | MPa | 30-80 |
Bending Strength | MPa | 20-45 |
Shore hardness | 30-70 | |
C.T.E.(100-600°C) | x10-6 /°C | 2.5-5.5 |
Ash | % | 0.01-0.2 |
Maximum Grain Size | mm | 0.044-0 |
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- Q: What is the role of carbonation in carbonated drinks?
- The role of carbonation in carbonated drinks is to create the fizzy sensation and enhance the overall taste and mouthfeel of the beverage. It adds a refreshing and bubbly texture, making the drink more enjoyable to consume.
- Q: How is carbon used in the production of plastics?
- Carbon is used in the production of plastics through a process called polymerization. Carbon atoms are linked together to form long chains or networks known as polymers, which give plastics their characteristic properties. These carbon-based polymers can be molded into various shapes and sizes to create a wide range of plastic products that are used in our daily lives.
- Q: What are the limitations of carbon dating?
- Carbon dating, also known as radiocarbon dating, is a widely used method for determining the age of organic materials up to 50,000 years old. While it has revolutionized the field of archaeology and paleontology, it does have certain limitations that researchers must be aware of. One limitation of carbon dating is its inability to accurately date materials beyond the 50,000-year mark. This is due to the fact that carbon-14, the isotope used in carbon dating, has a half-life of only 5,730 years. As a result, after several half-lives, there is not enough carbon-14 remaining in a sample to accurately determine its age. Another limitation is the reliance on organic material. Carbon dating can only be used on organic materials such as bones, shells, wood, and charcoal. This means that it is not applicable to inorganic materials like rocks or minerals. Additionally, the presence of certain contaminants in the sample, such as humic acids or carbonates, can distort the carbon dating results. Furthermore, carbon dating is limited by the fact that it can only provide a relative age for the sample. It determines the ratio of carbon-14 to carbon-12 in the sample and compares it to the known ratio in the atmosphere. By assuming that the ratio has remained constant over time, an estimate of the sample's age can be made. However, variations in the atmospheric carbon-14 levels over time can affect the accuracy of this method. Additionally, carbon dating can be influenced by the presence of nuclear testing and other human activities that have released significant amounts of carbon-14 into the atmosphere. This is known as the "bomb effect" and can result in artificially younger dates for samples collected after the mid-20th century. Lastly, carbon dating can be limited by the size and condition of the sample. In order to obtain accurate results, a sufficient amount of organic material is required for analysis. This can be challenging when dealing with small or degraded samples, as the carbon-14 content may be insufficient or contaminated. In conclusion, while carbon dating is a valuable tool for determining the age of organic materials, it does have certain limitations. Researchers must consider these limitations and be cautious when interpreting the results, taking into account the age range, sample type, presence of contaminants, atmospheric variations, and sample size.
- Q: What are the consequences of increased carbon emissions on social inequality?
- Social inequality is profoundly affected by the increase in carbon emissions. The main consequence is the worsening of existing inequalities, especially in disadvantaged communities. Firstly, marginalized communities, including low-income neighborhoods and developing countries, are disproportionately affected by the effects of climate change caused by carbon emissions. These communities often lack the necessary resources and infrastructure to withstand extreme weather events like hurricanes or flooding, which makes them more vulnerable and leads to loss of livelihoods. Secondly, the economic impact of carbon emissions, such as higher energy costs and reduced agricultural productivity, widens the gap between the rich and the poor. Wealthy individuals can adapt to these changes, while those with limited financial resources struggle to cope, resulting in increased poverty and socio-economic disparities. Furthermore, carbon emissions contribute to health disparities. Low-income neighborhoods, where industrial plants and highways are often located, are disproportionately affected by polluted air caused by carbon emissions. This leads to higher rates of respiratory diseases and other health issues in marginalized communities, exacerbating existing health inequalities. Moreover, the consequences of climate change, driven by carbon emissions, can force communities to relocate, resulting in social disruption and increased competition for resources. This further marginalizes vulnerable populations and creates conflicts over land and resource access. Lastly, the consequences of carbon emissions on social inequality are not limited to specific regions but have global implications. Developing countries, which contribute less to carbon emissions but bear a disproportionate burden of the impacts, face significant challenges in addressing climate change due to limited resources and technological capabilities. This perpetuates global inequalities. In conclusion, the increase in carbon emissions has severe consequences for social inequality. It amplifies existing disparities, particularly affecting marginalized communities, through the disproportionate impacts of climate change, economic hardships, health disparities, forced displacement, and global inequalities. Addressing carbon emissions and climate change is essential not only for environmental sustainability but also for promoting social justice and reducing social inequality.
- Q: What is the symbol for carbon?
- The symbol for carbon is C.
- Q: Emerald garden high carbon tempered metal
- The middle gate's most advanced war puppet! 3 o'clock, 9 o'clock position.Black dealers are also available
- Q: Isotopes of carbon
- First, 14C dating method14C is the nature of the cosmic rays and atmospheric nitrogen produced by nuclear reactions. The carbon -14 not only exists in the atmosphere, with the absorption and metabolism of the organism, through the food chain into animal or human living organisms. All because of carbon in the generation side and the -14 side, at a constant rate decay, resulting in carbon -14 in nature (including all organisms) ratio and the content of carbon stable isotope -12 content remained unchanged.When the organism dies, due to the decay of carbon The new supersedes the old. stop, the decrease of -14, so the relative ratio of -14 and -12 in carbon carbon content corresponding decrease. By determination of biological fossils unearthed in the medium carbon -14 and carbon content of -12, can accurately calculate the death of the organisms (i.e. survival) in a given organism unearthed. For example the fossil, M grams of carbon (or carbon determination of the quality of -12), according to the relative ratio of various carbon isotope content of nature can be calculated, the organism is alive, the quality of carbon -14 should be m grams. But the actual measured carbon quality of -14 only m grams of 1/8, according to the half-life the biological death has been 3 for 5730 years, has been dead for seventeen thousand two hundred and ninety years. The United States radiochemist W.F. Libby has invented the method of radioactive dating, made outstanding contributions to Archaeology He was awarded the Nobel prize for chemistry in 1960Because of the very low carbon content of -14, and the half-life is very long, so -14 can accurately measure the carbon 5 to within 60 thousand years of the unearthed cultural relics, for older unearthed cultural relics, such as living in five hundred thousand years ago, Zhoukoudian Beijing man, using carbon -14 dating method is not determined to.
- Q: What are the different types of carbon-based pigments?
- There are several different types of carbon-based pigments that are widely used in various industries. Some of the most common types include carbon black, graphite, charcoal, and lampblack. Carbon black is a highly pure form of carbon that is produced by the incomplete combustion of hydrocarbon fuels. It is the most widely used carbon-based pigment and is known for its intense black color. Carbon black is used in a wide range of applications, including inks, paints, plastics, and rubber products. Graphite is another important carbon-based pigment that is known for its dark gray to black color. It is a soft and brittle material that can be easily crushed into a fine powder. Graphite is used primarily in pencils, as it leaves a smooth and consistent mark on paper. It is also used in other applications such as lubricants, batteries, and electrical conductors. Charcoal is a carbon-based pigment that is produced by burning wood or other organic materials in the absence of oxygen. It is known for its deep black color and is commonly used in art as a drawing medium. Charcoal can be easily manipulated and smudged on paper, allowing artists to create a wide range of tones and textures. Lampblack, also known as carbon black or soot, is a pigment that is produced by burning organic materials such as oil or wood. It has a deep black color and is often used in printing inks, coatings, and dyes. Lampblack is also used in various industrial applications, including as a coloring agent in plastics and rubber products. These are just a few examples of the different types of carbon-based pigments that are commonly used. Each type has its own unique properties and applications, making them versatile and essential in various industries.
- Q: What are the impacts of carbon emissions on the stability of grasslands?
- Carbon emissions can have significant impacts on the stability of grasslands. Increased levels of carbon in the atmosphere contribute to global warming, which in turn leads to changes in precipitation patterns and higher temperatures. These changes can result in drought conditions and increased frequency and intensity of wildfires, both of which can destabilize grasslands. Additionally, elevated carbon dioxide levels can promote the growth of invasive plant species, which can outcompete native grasses and disrupt the balance of grassland ecosystems. Overall, carbon emissions pose a threat to the stability and biodiversity of grasslands.
- Q: What are the applications of graphite in industry?
- Graphite possesses distinct properties that make it suitable for a range of applications across industries. Here are several key uses of graphite in different industrial sectors: 1. Lubricants: Given its low friction coefficient, graphite is extensively employed as a solid lubricant in industries that encounter high temperatures and extreme pressures, like automotive, aerospace, and heavy machinery. 2. Refractories: Graphite's exceptional heat and chemical resistance make it an ideal material for manufacturing refractory products. It helps line furnaces, crucibles, and other high-temperature equipment in metal production, glass manufacturing, and chemical processing. 3. Electrical industry: Graphite's excellent electrical conductivity makes it widely utilized in this sector. It is employed to produce electrodes, brushes, and contacts for electrical motors, generators, and batteries. Furthermore, graphite serves as a component in electrical discharge machining (EDM) and conductive paints and coatings. 4. Foundry industry: Graphite acts as a mold and core material in the foundry industry, owing to its high thermal conductivity and ability to withstand high temperatures. It finds application in various metal casting processes, including sand casting, investment casting, and continuous casting. 5. Chemical industry: The chemical industry benefits from graphite's corrosion resistance and capacity to endure high temperatures. It is utilized in the manufacture of chemical equipment such as heat exchangers, reactors, and pipes, where it can withstand aggressive chemical environments. 6. Nuclear industry: In the nuclear industry, graphite serves as a moderator in nuclear reactors. Its ability to slow down neutrons allows for controlled nuclear fission reactions. Additionally, graphite is employed as a structural material in certain types of nuclear reactors. 7. Composite materials: Graphite is frequently used as a reinforcement material in the production of composite materials. By combining graphite fibers or sheets with resins or metals, lightweight and high-strength composites are created for applications in aerospace, automotive, and sporting goods industries. In conclusion, graphite's unique properties, encompassing high thermal and electrical conductivity, lubricity, and chemical inertness, contribute to its versatility as a material with diverse applications across industries.
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Graphite Crucibles/CNBM China High Carbon
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0 m.t.
- Supply Capability:
- 100000 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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