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PRODUCT PARAMETERS
Description
Widely used in non-ferrous metallurgy, building materials, petrochemical, large power generation boilers, waste incinerators and other fields
Purity: ≥99%
(Meltblown Grade Chromium Oxide Granules Cr2O3 for Refractory Chrome Oxide)
Overview of Chromium oxide
Chromium oxide is an inorganic substance with the chemical formula Cr2O3. It is a light green to dark green small hexagonal crystal. Turns brown when hot, and remains green when cold. The crystals are extremely hard and stable, and there is no change even when hydrogen is introduced under red heat. Soluble in heated potassium bromate solution, slightly soluble in acids and bases, almost insoluble in water, ethanol and acetone. Also stimulating.
Fused chrome sand has high strength, high hardness and low porosity, which can significantly improve the acid, alkali and slag corrosion resistance of refractory materials.
Detail technical data of Chromium oxide:
|
Name |
Fused Chrome Oxide |
EINECS NO. |
215-160-9 |
CAS NO. |
1308-38-9 |
|
Molecular formula |
Cr2O3 |
Appearance |
Black metal Granules or powder |
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|
Item |
TR-E |
TR-H |
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|
Cr2O3 |
≥99% |
95-60% |
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|
Al2O3 |
—- |
5-40% |
|||
|
Fe2O3 |
≤0.3% |
≤0.3% |
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|
SiO2 |
≤0.2% |
≤0.3% |
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|
Density(g/cm3) |
≥5.0 |
4.4-4.8 |
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|
Sieve residue(45μm) |
≤0.5% |
≤0.5% |
≤0.2% |
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|
Particle size |
200mesh, 0-1mm, 2-3mm, 3-4mm, 4-5mm, or customized as needed |
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Application of Chromium oxide
Widely used in non-ferrous metallurgy, building materials, petrochemical, large power generation boilers, waste incinerators and other fields
It can also be used as a melt-blown coating, which can be directly sprayed onto the surfaces of metals, ceramics, etc. with the help of high-temperature plasma gas, giving the latter extremely high wear resistance, corrosion resistance and high temperature resistance.
It can also be mixed with chrome oxide green and aluminum oxide or zirconium oxide, etc., according to needs, to obtain refractory materials with excellent performance.
Company Profile
Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.If you are looking for high-quality Chromium oxide, please feel free to contact us or click on the needed products to send an inquiry.
Packing&Shipment of Chromium oxide
We have many different kinds of packing which depend on the Chromium oxide quantity.
Chromium oxide packing: vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Chromium oxide shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.
Payment Methods of Chromium oxide
L/C, T/T, Western Union, Paypal, Credit Card etc.
FAQ
Q1
Is chromium oxide harmful to human body?
Answer: Chromium oxide itself is somewhat toxic to the human body, especially when large amounts of dust are inhaled. Prolonged exposure to or inhalation of chromium oxide dust may cause skin irritation, respiratory disease and other health problems. Therefore, when handling chromium oxide, you should wear appropriate protective equipment and ensure that the operating environment is well ventilated.
Q2
What is the difference between chromium oxide and chromium oxide green?
Answer: Chromium oxide green is actually a form of chromium oxide, but the two have slightly different chemical compositions and uses. Chromium oxide green usually refers to a specific color variant of chromium trioxide, primarily used in the pigments and coatings industry. Chromium oxide refers more broadly to chromium oxides and is used in many industrial fields.
Q3
What are the applications of chromium oxide in the field of catalysts?
Answer: Chromium oxide is widely used in the field of catalysts. It can be used as a carrier or active component of a catalyst to promote a variety of chemical reactions. For example, in the petrochemical industry, chromium oxide catalysts can be used for catalytic cracking, reforming and other reactions to improve the output and quality of petroleum products.
Q4
What is the role of chromium oxide in the electroplating industry?
Answer: In the electroplating industry, chromium oxide can be used as an additive in electroplating solutions to improve the performance and appearance of the electroplated layer. It can improve the hardness, wear resistance and corrosion resistance of the electroplated layer, giving electroplated products better performance and appearance quality.
Q5
What are the environmental performance of chromium oxide?
Answer: The environmental performance of chromium oxide depends on how it is used and handled. Under normal conditions of use, chromium oxide has relatively little impact on the environment. However, during production and processing, dust emissions and wastewater treatment need to be strictly controlled to prevent negative impacts on the environment and human body. In addition, discarded chromium oxide should be properly disposed of to avoid environmental pollution.
