• Recarburizer FC90-95 with  stable quality System 1
  • Recarburizer FC90-95 with  stable quality System 2
Recarburizer FC90-95 with  stable quality

Recarburizer FC90-95 with stable quality

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
20 m.t.
Supply Capability:
3000 m.t./month

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Packaging & Delivery

25kgs/50kgs/1ton per bag or as buyer's request

Specifications

Calcined Anthracite
Fixed carbon: 90%-95%
S: 0.5% max
Size: 0-3. 3-5.3-15 or as request

 It used the high quality anthracite as raw materials through high temperature calcined at over 2000 by the DC electric calciner with results in eliminating the moisture and volatile matter from anthracite efficiently, improving the density and the electric conductivity and strengthening the mechanical strength and anti-oxidation. It has good characteristics with low ash, low resistvity, low sulphur, high carbon and high density. It is the best material for high quality carbon products.


Advantage and competitive of caclined anthracite:

1. strong supply capability 

2. fast transportation

3. lower and reasonable price for your reference

4.low sulphur, low ash

5.fixed carbon:95% -90%

6..sulphur:lower than 0.3%


General Specification of Calcined Anthracite:

FC95
94939290
ASH4566.58.5
V.M.1111.51.5
S0.30.30.30.350.35
MOISTURE0.50.50.50.50.5

Pictures

Recarburizer FC90-95 with  stable quality

Recarburizer FC90-95 with  stable quality


Q: What is the role of carbon in the corrosion of metals?
The primary function of carbon in metal corrosion is to catalyze or facilitate the corrosion process. Carbon can react with moisture in the atmosphere to form carbonic acid, which is a weak acid, when in the form of carbon dioxide (CO2) or carbonic acid (H2CO3). This weak acid can then initiate corrosion by reacting with metal surfaces. When carbonic acid comes into contact with a metal, it can cause carbonic acid corrosion or acid attack. This reaction involves the dissolution of metal ions into a solution and the creation of metal oxide or metal hydroxide products. The presence of carbon in the form of carbon dioxide or carbonic acid can speed up corrosion by providing an electrolyte and lowering the pH of the environment, making it more corrosive. Additionally, carbon can also participate in galvanic corrosion, which happens when two different metals are in contact with an electrolyte. Graphite, in the form of carbon, can act as a conductor, allowing the flow of electrons between the two metals. This can create an electrochemical cell, leading to accelerated corrosion of the less noble metal. Apart from these direct roles, carbon can indirectly contribute to metal corrosion by forming corrosion products like carbonates or bicarbonates. These compounds can accumulate on the metal surface, resulting in the creation of a protective or non-protective corrosion layer. Depending on the specific conditions, this layer can hinder or enhance the corrosion process. In summary, carbon plays a significant role in metal corrosion by acting as a catalyst, facilitating the creation of corrosive environments, participating in galvanic corrosion, and influencing the formation of corrosion products. Understanding the role of carbon is essential in developing effective strategies for preventing and mitigating corrosion.
Q: Will long-term use of carbon alloy chopsticks cause cancer?
The chopsticks are washed with water for a long time, and the water content is especially high. The chopsticks are placed in the non ventilated place for a long time, and the chances of deterioration of the chopsticks are improved." Huang Yahui said, especially the moldy chopsticks, may be contaminated by aflatoxin. It is understood that aflatoxin is the 1 class of carcinogens, is a highly toxic highly toxic substances, human and animal liver tissue will have a damaging effect, can lead to serious liver cancer or even death. Huang Yahui warned that the public should be weekly chopsticks into boiling water after half an hour, placed in the air to air dry before use, it can achieve the disinfection effect, and can effectively and conveniently remove mildew in chopsticks. In addition, it is best to use half a year to replace the new chopsticks, so you don't have to worry too much. "The selection of chopsticks is also very exquisite."." Huang Yahui said, "the ideal chopsticks are bamboo chopsticks and non staining wooden chopsticks.". After the dyed or painted wood, paint and stain will enter the body with food. When in use, especially the stain in heavy metals, benzene and other harmful substances, can cause gastrointestinal inflammation, ulceration, erosion, serious can cause cancer.
Q: What are the different types of carbon fibers?
There are several different types of carbon fibers, each with its own unique characteristics and properties. Some of the most common types include: 1. PAN-based carbon fibers: These are the most commonly used carbon fibers and are made from polyacrylonitrile (PAN) precursor materials. They offer a good balance between strength, stiffness, and cost-effectiveness. 2. Pitch-based carbon fibers: These fibers are made from coal tar pitch or petroleum pitch precursor materials. They typically have a higher density and higher thermal conductivity compared to PAN-based fibers, making them suitable for applications requiring high thermal stability. 3. Rayon-based carbon fibers: These fibers are produced from regenerated cellulose, commonly known as rayon. They have a lower modulus and strength compared to PAN-based fibers but offer excellent electrical conductivity and are often used in applications such as conductive textiles and electrical components. 4. Mesophase pitch-based carbon fibers: These fibers are made from a liquid crystalline precursor material called mesophase pitch. They have a high modulus and excellent thermal conductivity, making them ideal for applications requiring high strength and heat resistance, such as aerospace and automotive industries. 5. Vapor-grown carbon fibers (VGCFs): These fibers are produced by the chemical vapor deposition (CVD) method. They have a unique tubular structure and high aspect ratio, offering exceptional mechanical and electrical properties. VGCFs are often used in advanced composite materials and nanotechnology applications. It is important to note that the choice of carbon fiber type depends on the specific requirements of the application, such as mechanical strength, thermal stability, electrical conductivity, or cost-effectiveness.
Q: How does carbon affect the pH of water bodies?
Carbon can have a significant impact on the pH of water bodies. When carbon dioxide (CO2) from the atmosphere dissolves in water, it forms carbonic acid (H2CO3). This process is known as carbonation and occurs naturally in water bodies. Carbonic acid is a weak acid and it plays a crucial role in buffering the pH of water bodies. The presence of carbonic acid in water can lower the pH, making it more acidic. This is because carbonic acid dissociates into hydrogen ions (H+) and bicarbonate ions (HCO3-). The higher the concentration of hydrogen ions, the lower the pH of the water. Therefore, carbonic acid contributes to the acidity of water bodies. Additionally, carbonic acid can undergo further dissociation to form carbonate ions (CO32-). These carbonate ions can react with hydrogen ions, effectively reducing the concentration of hydrogen ions and increasing the pH of the water. This process is called carbonation and it acts as a buffer, helping to stabilize the pH of the water. Human activities, such as burning fossil fuels and deforestation, release excessive amounts of carbon dioxide into the atmosphere. This leads to an increase in the concentration of carbonic acid in water bodies, which in turn lowers the pH. This phenomenon is known as ocean acidification and it can have detrimental effects on marine life. Decreased pH caused by excess carbon can harm aquatic organisms, especially those with calcium carbonate shells, such as corals, mollusks, and some plankton species. The more acidic water dissolves their shells, making them more vulnerable to predation and reducing their ability to build and maintain their protective structures. In conclusion, carbon can significantly affect the pH of water bodies through the formation of carbonic acid. While carbonic acid contributes to the acidity of water, it also acts as a buffer, helping to stabilize the pH. However, excessive carbon dioxide emissions from human activities can lead to ocean acidification, impacting marine life and the overall health of water ecosystems.
Q: What is the effect of carbon equivalent on welding?
Carbon equivalent is the conversion of various alloying elements in steel to carbon content! Carbon and alloying elements in steel have different effects on weldability of steel. Carbon has the greatest impact, and other alloy elements can be converted into carbon to estimate the weldability of the welded material. The converted sum is called the carbon equivalent! In Li Guang is used in carbon steel Q235, so if you just want to know welding business, ha ha, can put the carbon steel as the approximation of the carbon equivalent, carbon equivalent higher welding performance worse!
Q: What are the different types of carbon-based pigments?
The different types of carbon-based pigments include carbon black, graphite, charcoal, and lampblack.
Q: What kind of industry does high-performance carbon fiber belong to?
High performance carbon fiber is used in many industries, such as automobiles, bicycles, and even the aviation industry.. If you look at the industry type, many industries have high-performance carbon fiber figure, if divided by the industry attributes, should belong to the emerging industry, the future potential of the industry
Q: What are the effects of carbon emissions on the stability of grasslands?
Carbon emissions have a significant impact on the stability of grasslands. One of the main effects is the alteration of the climate, specifically through the greenhouse effect. Carbon dioxide (CO2) is a major greenhouse gas, and the increased concentration of CO2 in the atmosphere leads to global warming. This rise in temperature affects grasslands by altering their natural growth patterns and disrupting the delicate balance of their ecosystems. Higher temperatures caused by carbon emissions can lead to increased evaporation rates, resulting in drier soil conditions. Grasslands are adapted to specific moisture levels, and any changes in these conditions can lead to reduced plant growth and increased susceptibility to drought. As a consequence, grasslands become less stable and more prone to desertification. Moreover, elevated levels of carbon dioxide can affect the nutritional quality of grasses. As CO2 concentrations increase, the relative proportion of essential nutrients in grasses may decrease. This phenomenon, known as nutrient dilution, can impact the health and productivity of herbivores that rely on these grasslands for sustenance. The decline in nutritional value can disrupt the delicate balance of predator-prey relationships and lead to a decline in biodiversity. Additionally, carbon emissions contribute to the acidification of soils. Increased carbon dioxide dissolves in rainwater, forming carbonic acid, which lowers the pH of the soil. Grasses are sensitive to changes in soil pH, and acidification can negatively affect their growth and nutrient uptake. Acidic soil conditions can also lead to the loss of important microorganisms that contribute to a healthy soil ecosystem, further destabilizing grasslands. Lastly, carbon emissions have indirect effects on grasslands through climate change-induced alterations in precipitation patterns. Changes in rainfall patterns can lead to shifts in plant composition and distribution, favoring invasive species or altering the competitive balance between different grass species. This can disrupt the stability and functioning of grassland ecosystems. In conclusion, carbon emissions have numerous detrimental effects on the stability of grasslands. These include changes in climate, increased vulnerability to drought, nutrient dilution, soil acidification, and alterations in precipitation patterns. It is crucial to reduce carbon emissions and mitigate the impacts of climate change to preserve the stability and integrity of grassland ecosystems.
Q: How does carbon impact the availability of clean drinking water?
The availability of clean drinking water can be significantly affected by carbon through various processes. One major way carbon impacts water quality is through the formation of acid rain caused by carbon dioxide emissions. When carbon dioxide combines with water in the atmosphere, it forms carbonic acid, which can be extremely harmful to water bodies. Freshwater sources can be devastated by acid rain, primarily caused by the release of carbon emissions from industrial activities and the burning of fossil fuels. This can result in a decrease in the pH level of lakes, rivers, and groundwater, making the water more acidic. The increased acidity can harm aquatic life, destroy ecosystems, and make water sources unsuitable for drinking, agriculture, or industrial use. Furthermore, carbon can affect the availability of clean drinking water through its role in climate change. Excessive carbon emissions contribute to the greenhouse effect, leading to rising global temperatures and changes in weather patterns. These changes can cause prolonged droughts and intense rainfall events, both of which can have negative effects on water availability and quality. Climate change-induced droughts can cause water scarcity as precipitation patterns become less predictable and water sources dry up. This can result in conflicts over limited water resources and force communities to rely on contaminated or unsafe water sources. Conversely, intense rainfall events caused by climate change can lead to flooding, overwhelming sewage systems and contaminating drinking water with pollutants and pathogens. Additionally, carbon emissions are linked to the degradation of natural ecosystems, such as forests and wetlands, which play a crucial role in water purification. Forests act as natural filters, absorbing carbon dioxide and releasing oxygen, while wetlands naturally filter and cleanse water. When these ecosystems are destroyed or degraded due to deforestation or drainage, the availability of clean drinking water is further compromised. To conclude, carbon emissions have a significant impact on the availability of clean drinking water. Acid rain formation, climate change-induced droughts and floods, and the degradation of natural ecosystems all contribute to water scarcity and contamination. It is crucial to protect and reduce carbon emissions in order to ensure the availability of clean drinking water for both present and future generations.
Q: Learn photography for nearly half a year, has always wanted to buy a tripod, want to buy carbon fiber tripod, what brand is better? The machine is D700+24-70About 3000 is too expensive ~ consider 1000 more just fine. Wage earners!
In fact, only three foot two brands: brand and other brands of Gitzo

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