Wollastonite under different grade and different size
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 3000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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USAGE:
Wollastonite is widely used in ceramic, coatings, plastics, rubber, welding, chemical, metallurgy, construction, automobile ,asbestos substitutes and paper industry . We can supply different grades of wollastonite powder, Acicular Wollastonite and other formal product.
Wollastonite
Cas no: 13983-17-0
1*20 FCL can load about 25-27 tons.
Brief Introduction of Our Products Wollastonite:The formula of Wollastonite is CaSiO3.The ideal chemicalspecifications are as followed:SiO2 :51.75% ; CaO:48.25% , heated-Swelling,
Coefficient:6.5*10-6°C-1, Moh's Hardness 4.5-5.0 , Density:2.8 , melting Point 1540°C , Refraction Index 1.62
It is mainly used in produces Coatings , plastics , Ceramic and building materials
SPECIFICATION OF CERAMICS GRADE
DescriptionWhite powder
ItemsSiO2 %CaO %MgO %Fe2O3 % S %P %Al2O3Loss %
Grade A≥49≥46≤0.8 ≤0.3≤0.01≤0.01 ≤ 0.8≤1.5
Grade B≥50 ≥43≤0.8 ≤0.3≤ 0.01≤0.01 ≤ 0.8≤3
Grade C≥51≥40≤0.8≤0.35≤ 0.01≤0.01≤ 0.8≤5
Size80-400 mesh or as request
Specification for Metallurgical Grade
ItemsSiO2 %CaO %MgO %Fe2O3 % S % P %Loss %White Grade
Grade A45-5638-43≤0.8≤ 0.2≤0.001≤0.0014.5-5.5 ≥80
Grade B49-5144-46≤0.8≤ 0.2≤0.001≤0.0011-2.5 ≥85
Size: From 80 mesh to 400mesh or adjusted according to customer’s request
4: Picture
- Q:Intend to go to the barbecue and 35 friends over the weekend, but because it is new, so I don't know how to put the carbon burning, found some web sites are also a few pens, see me confused......Hope which experienced friend to help enlighten me, the best to the specific point, thank you ah!
- A few days ago I just go to the barbecue, barbecue in the general store to buy carbon (long, with a hole in the middle of smokeless carbon) is not easy, but is cheaper, you can buy some flammable carbon on the Internet, and then get a little pure alcohol ignition when the flammable carbon below, ordinary carbon. Add a little alcohol, a little on the. It takes about 20 minutes to barbecue! Wish you have a good time.
- Q:How does carbon dioxide affect global warming?
- Carbon dioxide is one of the primary greenhouse gases responsible for global warming. When released into the atmosphere, carbon dioxide traps heat from the sun and prevents it from escaping back into space, thus leading to an increase in the Earth's overall temperature. This phenomenon is often referred to as the greenhouse effect, where the Earth's atmosphere acts like the glass walls of a greenhouse, trapping heat and warming the planet. Human activities, such as burning fossil fuels for energy, deforestation, and industrial processes, have significantly increased the concentration of carbon dioxide in the atmosphere. These activities have released vast amounts of carbon dioxide that would have otherwise remained stored underground for millions of years. As a result, the concentration of carbon dioxide in the atmosphere has reached levels unseen for hundreds of thousands of years. The increase in carbon dioxide levels enhances the greenhouse effect and intensifies global warming. Rising temperatures have various adverse effects on the Earth's climate system. They contribute to the melting of polar ice caps and glaciers, leading to rising sea levels. This process threatens coastal communities and low-lying areas with increased risk of flooding and coastal erosion. Additionally, global warming disrupts weather patterns, leading to more frequent and severe extreme weather events, such as hurricanes, droughts, and heatwaves. Furthermore, global warming affects ecosystems and biodiversity. Many species are unable to adapt to rapid changes in temperature, resulting in habitat loss and an increased risk of extinction. Coral reefs, for example, are highly sensitive to temperature changes and are experiencing widespread bleaching events due to increased ocean temperatures. To mitigate the effects of carbon dioxide on global warming, efforts are being made to reduce greenhouse gas emissions. Transitioning to renewable energy sources, improving energy efficiency, reforestation, and implementing sustainable practices are some of the measures being taken to curb carbon dioxide emissions and mitigate the impacts of global warming.
- Q:How does carbon contribute to the flavor of food?
- Carbon, in the form of charcoal or charred substances, can contribute to the flavor of food in several ways. Firstly, when food is grilled or roasted over charcoal, the carbon imparts a smoky flavor to the food, enhancing its taste and aroma. This smokiness is particularly desirable in foods like barbecued meats, vegetables, or even certain cheeses, as it adds a distinct and enjoyable element to the overall flavor profile. Furthermore, carbon can also act as a natural filter, absorbing and removing impurities from food and beverages. This filtration process can help eliminate unpleasant odors and flavors, resulting in a cleaner and more refined taste. For example, activated carbon is commonly used in the production of alcoholic beverages like whiskey or vodka to remove impurities and create a smoother, more flavorful drink. In addition, carbon can contribute to the development of desirable texture and color in certain foods. When sugar or other carbohydrates are heated, they undergo a process called caramelization, where the sugars react with heat to form a complex mixture of carbon compounds. This caramelization process creates rich, golden-brown hues and a unique depth of flavor, enhancing the overall taste experience. Lastly, carbon can also play a role in the fermentation process, which is essential in the production of various foods and beverages. During fermentation, microorganisms consume sugars and release carbon dioxide, which contributes to the texture, flavor, and carbonation of the final product. This is particularly evident in bread, beer, wine, and other fermented foods where the presence of carbon dioxide adds lightness, complexity, and effervescence to the flavor profile. In summary, carbon contributes to the flavor of food through its ability to impart smokiness, act as a natural filter, facilitate caramelization, and participate in fermentation processes. Its presence in various forms enhances the taste, texture, and overall enjoyment of a wide range of food and beverages.
- Q:What is the role of carbon in the formation of diamonds?
- The role of carbon in the formation of diamonds is essential, as diamonds are composed entirely of carbon atoms arranged in a crystal lattice structure. The extreme heat and pressure deep within the Earth's mantle cause carbon atoms to bond tightly together, forming the unique structure of a diamond. Without carbon, diamonds would not exist.
- Q:What are the impacts of carbon emissions on the stability of coral reefs?
- Carbon emissions have significant impacts on the stability of coral reefs. Increased carbon dioxide levels in the atmosphere lead to ocean acidification, which hinders coral reef growth and weakens their structural integrity. Additionally, rising sea temperatures due to carbon emissions result in coral bleaching, where corals expel the symbiotic algae they depend on for survival. These combined effects make coral reefs more susceptible to disease outbreaks, slow recovery from disturbances, and ultimately increases the risk of their collapse, posing a significant threat to marine biodiversity and coastal communities that rely on them.
- Q:How accurate is carbon dating?
- Carbon dating, also known as radiocarbon dating, is a widely used scientific method to determine the age of organic materials up to 50,000 years old. It is based on the principle of measuring the ratio of radioactive carbon-14 (C-14) to stable carbon-12 (C-12) in a sample. Carbon dating has proven to be a highly accurate method, with a relatively small margin of error. The accuracy of carbon dating depends on several factors, including the quality and preservation of the sample, the precision of the measurement instruments, and the understanding of the carbon cycle in the past. One of the main limitations of carbon dating is that it can only be used on organic materials that were once alive. This means that it is not applicable for dating inorganic materials such as rocks or minerals. Additionally, carbon dating is most effective for samples younger than 50,000 years old, as the amount of C-14 decreases over time, making it more challenging to measure accurately. To ensure accuracy, scientists often use multiple dating methods or cross-reference their results with other independent dating techniques. This helps to verify the reliability of carbon dating and provide a more comprehensive understanding of the age of the sample. In recent years, advancements in technology and calibration methods have further improved the accuracy of carbon dating. For instance, the use of Accelerator Mass Spectrometry (AMS) allows for smaller sample sizes and greater precision in measurements, reducing the margin of error. Calibration curves based on tree rings, known as dendrochronology, also help refine the accuracy of carbon dating. While carbon dating is a highly reliable method, it is important to acknowledge that no dating technique is perfect. There are inherent limitations and uncertainties associated with all scientific dating methods. However, with proper calibration and careful analysis, carbon dating remains one of the most accurate ways to determine the age of organic materials.
- Q:What are the properties of carbon-based rubber?
- Carbon-based rubber, known also as carbon black-filled rubber, possesses a range of important properties that make it highly desirable for a variety of applications. To begin with, carbon-based rubber demonstrates excellent elasticity and flexibility, enabling it to endure repeated stretching and compression without permanent deformation. This particular quality renders it ideal for the manufacturing of products like tires, gaskets, and seals. Moreover, carbon-based rubber exhibits exceptional resistance to abrasion and wear, ensuring its longevity even in harsh conditions and with prolonged use. This attribute proves particularly advantageous in applications where the rubber material experiences friction or constant contact with rough surfaces. Additionally, carbon-based rubber showcases remarkable resistance to various environmental factors. It boasts excellent resistance to ozone, sunlight, and weathering, making it suitable for outdoor applications where exposure to UV radiation and extreme temperatures is expected. Its resistance to chemicals and oils further enhances its versatility, enabling its use in industries such as automotive, aerospace, and manufacturing. Another notable property of carbon-based rubber is its electrical conductivity. This characteristic renders it an ideal material for applications that necessitate static dissipation or protection against electrostatic discharge, such as in electronic devices, conveyor belts, and industrial flooring. Furthermore, carbon-based rubber displays good adhesion to various substrates, allowing it to form strong bonds when employed in adhesive applications or as a lining material. Overall, the exceptional elasticity, abrasion resistance, environmental resistance, electrical conductivity, and adhesion capabilities of carbon-based rubber contribute to its status as a highly sought-after material.
- Q:How does carbon cycle through the environment?
- The carbon cycle is the process by which carbon moves between the atmosphere, land, oceans, and living organisms in a continuous cycle. It is crucial for maintaining a stable climate and supporting life on Earth. The cycle begins with carbon dioxide (CO2) in the atmosphere, which is absorbed by plants during photosynthesis. Through this process, plants convert CO2 into organic carbon compounds, such as sugars and carbohydrates, which they use for growth and energy. This carbon is then passed along the food chain as animals consume plants or other animals. When plants and animals die or excrete waste, their organic matter decomposes, releasing carbon back into the environment. This decomposition process is carried out by microorganisms, such as bacteria and fungi, which break down the organic matter and release carbon dioxide as a byproduct. Some carbon may be stored in the soil for long periods, depending on factors like temperature and moisture. This stored carbon in the soil can be released back into the atmosphere through processes like microbial respiration or erosion. Another way carbon returns to the atmosphere is through the burning of fossil fuels such as coal, oil, and natural gas. When these fuels are burned for energy, they release carbon dioxide into the atmosphere, contributing to the greenhouse effect and climate change. The oceans also play a crucial role in the carbon cycle. They absorb a significant amount of carbon dioxide from the atmosphere through a process called carbon sequestration. Marine plants, such as phytoplankton, also photosynthesize and store carbon in their tissues. When these organisms die, they sink to the ocean floor, where the carbon can be stored for long periods in the form of sediment or dissolved in the water. Oceanic circulation and biological processes also redistribute carbon throughout the oceans, with surface water exchanging carbon with the atmosphere. Additionally, the oceans act as a carbon sink, as they can store vast amounts of carbon dioxide, helping to regulate its levels in the atmosphere. Overall, the carbon cycle is a complex and interconnected process that involves various natural and human activities. Understanding and managing this cycle is crucial for mitigating climate change and maintaining the health of our environment.
- Q:How does carbon affect the formation of landslides?
- The formation of landslides is not directly influenced by carbon. Instead, natural factors such as heavy rainfall, earthquakes, or volcanic activity, as well as human activities like deforestation or construction, primarily trigger landslides. However, carbon does have an indirect role in landslides through its impact on the environment. The emission of excessive carbon dioxide (CO2) is primarily caused by human activities like burning fossil fuels and deforestation, and this contributes to climate change. As a result of climate change, rainfall events become more frequent and intense, increasing the likelihood of landslides. The increased rainfall saturates the soil, making it heavier and more susceptible to sliding, particularly on steep slopes. Deforestation is another way in which carbon indirectly affects landslides. Trees play a crucial role in stabilizing slopes by anchoring the soil with their root systems. However, when forests are cleared for agriculture, urbanization, or logging, the loss of tree cover weakens the soil's stability and raises the risk of landslides. Furthermore, the absence of vegetation reduces rainfall absorption, leading to increased surface runoff and erosion, further destabilizing slopes and making them more prone to landslides. In conclusion, while carbon itself does not directly cause landslides, its impact on climate change and deforestation can indirectly contribute to the occurrence and severity of landslides. Addressing carbon emissions and promoting sustainable land management practices are essential to mitigate the risk of landslides and preserve the stability of slopes.
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Wollastonite under different grade and different size
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 3000 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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