Graphite Crucible For Melting Gold、Silver 、Copper
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 0 m.t.
- Supply Capability:
- 100000 m.t./month
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Features
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: high-density body and low apparent porosity greatly improve its heat conductivity.
3.New-style 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
Packaging & Delivery
Packaging Details: | wooden box,usually according to detailed product. |
Delivery Detail: | Within 35 days after payment. |
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 |
Our services
Close customer contact through a global marketing network covering more than 90 countries
Professional technical and individual advice provided at customers‘ own sites
Detailed design proposals to solve customer-specific problems
Application-oriented training in key applications and special literature
Extensively equipped laboratories for analyses
Reliable and flexible delivery service
We can manafacture and export graphite electrodes in different grade ,shape and dimension.Whenever you need it ,please feel free to let us know.we promise you the top quality and lower price.
- Q:What is carbon nanocomposite?
- Carbon nanocomposite refers to a material that is made up of carbon nanoparticles embedded in a matrix material. This combination results in a material that exhibits enhanced mechanical, thermal, and electrical properties, making it suitable for a wide range of applications such as aerospace, electronics, and energy storage.
- Q:How is activated carbon produced?
- Activated carbon is produced by heating carbon-rich materials, such as wood, coal, or coconut shells, at high temperatures in the absence of oxygen. This process, known as activation, creates a highly porous material with a large surface area, which gives activated carbon its adsorptive properties.
- Q:Power plant water treatment plant, there is a carbon removal device, the expert pointing out what the principle is it?
- The water enters from the upper part of the carbon removing device and is poured down by the water distribution equipment and enters the water tank from the lower part through the filling layer. In addition to carbon, due to the blocking effect of filler, flow down from the top of the water is dispersed into many small stocks or drop, from the bottom of the drum into the air and water contact area is very large, and the partial pressure of carbon dioxide in the air is very low, so it will come out from the water desorption carbon dioxide quickly away. Water can be removed by blowing carbon, which can reduce the carbon dioxide content to below 5mg/L. In fact, the simple point is that the amount of dissolved gas in water is proportional to the pressure of the air he touches. This principle is similar to the principle of the atmospheric Deaerator in the power plant. I hope I can help you
- Q:How does carbon affect water quality?
- Carbon can affect water quality by altering its pH level and reducing its oxygen content. Additionally, carbon can react with other chemicals present in water to form harmful compounds, compromising its overall quality and making it unsuitable for consumption and aquatic life.
- Q:What role does carbon play in the carbon cycle?
- The carbon cycle relies heavily on carbon as it circulates through different parts of the Earth. Carbon can be found in both organic and inorganic forms and moves between the atmosphere, oceans, land, and living organisms. This complex cycle involves several interconnected processes, including photosynthesis, respiration, decomposition, and combustion. In the atmosphere, carbon is primarily in the form of carbon dioxide (CO2) gas, which is essential for photosynthesis. During this process, green plants and algae absorb CO2 and convert it into organic compounds like glucose, releasing oxygen as a byproduct. This helps regulate the amount of carbon dioxide in the atmosphere and forms the basis of the food chain. Living organisms break down organic compounds through respiration, releasing energy and producing carbon dioxide as waste. Plants can then immediately reuse this carbon dioxide during photosynthesis, completing the cycle. Additionally, when organisms die, decomposers like bacteria and fungi break down their remains, releasing carbon dioxide back into the atmosphere. The carbon cycle also involves the exchange of carbon with the oceans. Carbon dioxide dissolves in seawater and can be absorbed by marine organisms, such as phytoplankton and corals, during photosynthesis. Over time, the remains of these organisms sink to the ocean floor and can become trapped in sediments, forming fossil fuels like coal, oil, and natural gas. Through geological processes, these fossil fuels can be released back into the atmosphere when burned, contributing to increased carbon dioxide levels. Human activities, like burning fossil fuels and deforestation, have had a significant impact on the carbon cycle. Excessive carbon dioxide emissions from these activities have disrupted the cycle, leading to higher concentrations of carbon dioxide in the atmosphere and contributing to global climate change. In summary, carbon is crucial in the carbon cycle as it is the foundation of life and moves through various parts of the Earth, regulating the climate and supporting life on our planet.
- 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 is the relationship between carbon emissions and air pollution?
- The close connection between carbon emissions and air pollution cannot be understated. Burning fossil fuels, such as coal, oil, and natural gas, is the main source of carbon emissions, which release substantial amounts of carbon dioxide (CO2) into the atmosphere. This surge in CO2 levels significantly contributes to the greenhouse effect, which traps heat in the atmosphere and leads to global warming. On the other hand, air pollution refers to the presence of harmful substances in the air that can be detrimental to both human health and the environment. Although carbon dioxide itself is not directly toxic to humans, it plays a critical role in the formation of other air pollutants. One of the primary consequences of increased carbon emissions is the creation of fine particulate matter (PM2.5) and ground-level ozone (O3). These pollutants are formed through intricate chemical reactions involving CO2 and other pollutants like nitrogen oxides (NOx) and volatile organic compounds (VOCs). PM2.5 and O3 are notorious for causing respiratory problems, cardiovascular diseases, and various other health issues. Moreover, carbon emissions also contribute to the development of other air pollutants, such as sulfur dioxide (SO2), nitrogen oxides (NOx), and heavy metals. These pollutants are emitted alongside CO2 during diverse industrial processes, power generation, and transportation. They can have severe health consequences, including respiratory diseases, asthma, and even cancer. The reduction of carbon emissions plays a pivotal role in combatting air pollution. By transitioning to cleaner energy sources, such as renewables, and enhancing energy efficiency, we can significantly decrease the amount of CO2 and other pollutants released into the atmosphere. The implementation of stricter regulations and the adoption of cleaner technologies in industries and transportation can also aid in the reduction of air pollution and its associated health risks. In conclusion, the connection between carbon emissions and air pollution is inseparable. The release of CO2 and other pollutants from burning fossil fuels contributes to global warming and the formation of harmful air pollutants. Addressing the issue of carbon emissions is imperative in mitigating air pollution and safeguarding human health and the environment.
- Q:What are the uses of carbon nanotubes?
- Due to their unique properties, carbon nanotubes find wide application across various industries. In the realm of electronics and semiconductors, they are particularly valuable. With exceptional electrical conductivity, carbon nanotubes are ideal for creating smaller and more efficient electronic devices. They can be incorporated as conductive additives in polymers, resulting in materials with enhanced electrical and thermal properties. Another crucial domain where carbon nanotubes excel is materials science. Their exceptional mechanical strength and lightweight nature make them ideal for reinforcing and strengthening materials. By incorporating carbon nanotubes into composites, their mechanical properties can be improved, making them more durable. Furthermore, their usage in constructing super-strong fibers finds relevance in industries such as aerospace and construction. Carbon nanotubes have also found valuable applications in the medical field. They can be utilized in drug delivery systems, wherein drugs are encapsulated within the nanotube structure and directly delivered to specific cells or tissues. This method enables more effective and targeted drug delivery, minimizing the side effects associated with traditional drug administration methods. Additionally, carbon nanotubes are being explored as a potential material for biosensors, facilitating the early detection of diseases and pathogens. In the realm of energy storage, carbon nanotubes are being extensively researched as an alternative to conventional lithium-ion batteries. Their potential to store more energy and charge faster could revolutionize the field of energy storage and power generation. Additionally, carbon nanotubes can be employed as catalysts in fuel cells, enhancing their efficiency and cost-effectiveness. In summary, the applications of carbon nanotubes are vast and continue to expand as new discoveries are made. From electronics to materials science, medicine to energy storage, these nanotubes have the potential to revolutionize various industries and enhance the performance of existing technologies.
- Q:But their chemical symbols are different, so they are different elements, different substances, but they feel the same thing... Tangled up ~!
- The difference is that one of the similarities is that the appearance is black. However, the lead section is metallic luster. Carbon density is very small, about 2G per cubic centimeter, lead density is great, the density is more than 10g per cubic centimeter. Carbon is a nonmetal that can be converted into diamond. Lead is a kind of metal. Carbon is a chemically stable substance at normal temperature. Without poison, activated carbon can be used as a gas mask. Lead is a heavy metal that is harmful to humans. The chemical properties are more lively and can be used as lead batteries. The melting point of lead is very low, only a few Baidu, and the melting point of carbon can reach more than 3000 degrees. Edison made the filament out of carbon. You know that?.
- Q:What is the symbol for carbon?
- The symbol for carbon is C.
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Graphite Crucible For Melting Gold、Silver 、Copper
- Ref Price:
-
- Loading Port:
- Tianjin
- 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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