Chromium Cr Powder CAS 7440-47-3
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Chromium Cr Powder CAS 7440-47-3
  • Chromium Cr Powder CAS 7440-47-3

Chromium Cr Powder CAS 7440-47-3

Item No.: Tr-Cr Chromium powder is a silvery-white metal with a slightly dark gray color (body-centered cubic crystal system).Purity>99.95%Particle size: 53-125um(FSSS)

Overview Of Chromium Cr Powder
Chromium Cr Powder refers to chromium powder. Chromium powder has been widely used in multiple fields due to its unique physical and chemical properties. Among them, high-purity chromium powder is widely used to produce target materials and superalloys. Target materials are materials used for sputtering coating and other processes. At the same time, superalloys are alloy materials with excellent high-temperature performance, corrosion resistance, and mechanical properties, commonly used in aerospace, energy, and chemical industries.

Chromium Cr Powder 

Chromium Cr Powder

.

Technical Parameter Of Chromium Cr Powder

 

(ppm)

Chemical Composition,ppm

Cr

≥99.95%

Si

8

C

15

K

6

O

130

As

0.5

Ca

3

Cd

8

Mg

0.2

Zr

0.5

Si

12

S

20

Al

15

Mn

6

Fe

160

Pb

0.5

Ni

20

W

15

Cu

13

N

19


Applications Of Chromium Cr Powder
Chromium Cr Powder is an important industrial raw material with many applications. The following are some main application areas of chromium powder:

Applications of Chromium Cr Powder   Applications of Chromium Cr Powder

 

Applications of Chromium Cr Powder

 

Anti-corrosion coating: Chromium powder can be used to manufacture anti-corrosion coatings, and its corrosion resistance and stability can effectively protect various equipment from corrosion. For example, coatings made with chromium powder can protect ships and docks from seawater erosion in marine environments.

 

Wear-resistant materials: Due to the high hardness of chromium powder, it can be used to manufacture various wear-resistant materials. For example, wear-resistant materials made from chromium powder in mines and quarries can protect equipment from wear and tear.

 

Industrial manufacturing: Chromium powder is also widely used in industrial manufacturing. For example, in manufacturing automobiles and aircraft, chromium powder can produce various components, such as engine parts and brake pads. In addition, chromium powder is also used to manufacture various alloys to improve the mechanical properties, corrosion resistance, and high-temperature performance of metal materials.

 

Pigments and Coatings: Chromium powder can be used as a pigment added to coatings, plastics, and rubber to give them a metallic luster and durability.

 

Electroplating and welding materials: Chromium powder can be used for electroplating, coating it on various surfaces to give it a metallic luster and corrosion resistance. In addition, chromium powder can also be added to welding materials to improve the corrosion resistance and strength of welds.

 

Other fields: Chromium powder also has applications in catalysts, electrode materials, glass industry, fireworks manufacturing, and motorcycle and automotive parts.

 

 

why choose us 

Company Profile

NANOTRUN(www.rboschco.com) 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 Cr Powder , please feel free to contact us or click on the needed products to send an inquiry. 

 

Payment Term

L/C, T/T, Western Union, Paypal, Credit Card etc.

package 

 

Shipment Term

By sea, by air, by express, as customers request.

 

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

product packaging specification


FAQ

Q1

 Is chromium powder harmful to the environment?

Answer: Yes, chromium powder is harmful to the environment. If not handled properly, chromium powder may enter soil and water bodies, potentially harming ecosystems and human health. Therefore, when handling and using chromium powder, relevant environmental regulations and standards should be followed to ensure that waste treatment and wastewater discharge comply with regulations.

Q2

Is chromium powder toxic?

Answer:  Yes, chromium powder is a toxic substance. Long-term exposure or inhalation of chromium dust may harm human health, including respiratory diseases, skin problems, digestive system problems, etc. Therefore, appropriate safety measures should be taken when handling and using chromium powder, such as wearing protective equipment, maintaining ventilation, etc.

Q3

What are the applications of chromium powder?

Answer: Chromium powder has many applications, including anti-corrosion coatings, wear-resistant materials, industrial manufacturing, pigments and coatings, electroplating and welding materials, etc. In addition, chromium powder is also used in catalysts, electrode materials, the glass industry, fireworks manufacturing, motorcycles, automotive parts, and other fields.

Q4

What is the color and appearance of chromium powder?

Answer: Chromium powder usually appears as a silver-white metallic powder with a metallic luster. Its appearance may vary due to manufacturing processes and purity.

Q5

What is the price of chromium powder?

Answer: The price of chromium powder may be influenced by various factors, including purity, market demand, and supply. Usually, high-purity chromium powder is more expensive. In addition, prices in the market may vary by region.

Q6

 Is chromium powder easy to handle?

Answer:  Chromium powder is a relatively hard metal powder, so special equipment and techniques may be required for processing. Meanwhile, due to the toxicity of chromium, appropriate safety measures should be taken when handling chromium powder, such as wearing protective equipment and maintaining ventilation.

 

 


Inquiry

Chromium Powder Properties

Other NamesChromium Chips, Chromium Sheet, Chromium Flake
CAS No.7440-47-3
Compound FormulaCr
Molecular Weight52
AppearanceSilvery
Melting Point1857
Boiling Point2672
Density7.18 g/cm3
Solubility in H2ON/A
Electrical Resistivity12.96 microhm-cm @ 0 °C
Poisson's Ratio0.21
Tensile StrengthN/A
Thermal Conductivity0.939 W/cm/K @ 298.2 K
Thermal Expansion(25 °C) 4.9 µm·m-1·K-1
Vickers Hardness1060 MN m-2
Young's Modulus279 Gpa
  
  

Chromium Powder Health & Safety Information

Signal WordWarning
Hazard StatementsH400
Hazard CodesN/A
Risk CodesN/A
Safety StatementsN/A
Transport InformationN/A


Zinc stearate emulsion is a white or yellowish amorphous powder formed by the reaction of stearic acid and zinc salt, with good dispersion and stability. The lotion forms a colloidal dispersion system in an aqueous solution and has excellent lubricity, antistatic property, antirust property, thickening property, emulsification, etc.Zinc stearate is a white powder insoluble in water and hot organic solvents such as ethanol, benzene, toluene, and turpentine. When encountering acid, it decomposes into stearic acid and corresponding salts. Under dry conditions, it has a fire hazard and a spontaneous ignition point of 900 ℃; Has hygroscopicity. The water-based lotion of zinc stearate is called water-based zinc stearate.Application fields and roles of zinc stearate:1. It mainly applies to water-based alkyd, water-soluble polyurethane, water-soluble acrylic acid, acrylic acid lotion and other systems. It is an excellent transparent putty filler, easy to polish, and has a sedimentation effect.2. Waterborne coating: Used for high-quality water-based coatings, it has good transparency, fast defoaming, stability, good anti-sinking, fast drying, easy dispersion, easy abrasion, improves the hydrophobicity of the coating surface, and outstanding performance in improving the texture of the paint film.3. Waterborne ink: It has a good economy, filling, stability, sinking, and waterproof properties and can be used as a leveling agent.4. Textile products: it can be used as a polishing agent to improve surface hydrophobicity.5. Makeup products: can be used as a lubricant to improve surface smoothness.6. Paper industry: can be used as a waterproof and anti-adhesive agent, used for surface waterproof coatings on a specific paper, thermosensitive copperplate paper, self-adhesive paper, etc., with good lubrication and stability effects.7. Sandpaper polishing: This can be used as a grinding aid to improve surface polishing, wear resistance, and waterproofing.About RBOSCHCORBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12 years experience in providing super high-quality chemicals and Nanomaterials. The company export to many countries, such as USA, Canada, Europe, UAE, South Africa, Tanzania,Kenya,Egypt,Nigeria,Cameroon,Uganda,Turkey,Mexico,Azerbaijan,Belgium,Cyprus,Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia,Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are looking for Zinc Stearate Emulsion, please send an email to: sales1@rboschco.com
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Tantalum carbide (TaC) is a compound material which has good physical and chemical properties, which has a wide ranges of applications in many fields. 1.The properties of tantalum carbideTantalum carbide is a compound with a high melting point, hardness, and good thermal and chemical stability. Its crystal structure is a face-centered cubic lattice, with each tantalum atom forming four covalent bonds with carbon atoms and each carbon atom forming three covalent bonds with three tantalum atoms, forming a stable crystal structure. The melting point of tantalum carbide is as high as 3880 ℃, and its hardness is second only to diamond and boron carbide. It has good wear resistance and corrosion resistance. In addition, tantalum carbide also has good thermal and chemical stability, which can work stably in high temperatures and strong corrosive environments.2. Preparation method of tantalum carbideThere are various methods for preparing tantalum carbide; the most commonly used is the carbon thermal reduction method. This method involves mixing tantalum powder and carbon powder at high temperatures, heating them in an atmosphere, reducing them to high temperatures, and reacting the carbon powder with tantalum powder to generate tantalum carbide. Another commonly used method is chemical vapor deposition, which involves introducing tantalum and carbon-containing gases into a reactor at a certain temperature to generate tantalum carbide through a chemical reaction. In addition, there are also preparation methods such as arc melting and sputtering.3. The application of tantalum carbideAs a high-performance material, Tantalum carbide has a wide range of applications in many fields. Firstly, TaC is mainly used in high-temperature resistant materials such as furnace tubes, crucibles, and ceramic cutting tools due to its high melting point and good thermal stability. Secondly, due to its high hardness and good wear resistance, tantalum carbide is applied in abrasives, grinding, and cutting tools. In addition, due to its excellent chemical stability and corrosion resistance, tantalum carbide is used in equipment and components in highly corrosive environments, such as chemical reactors, high-pressure vessels, and nuclear reactors.About RBOSCHCORBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12 years experience in providing super high-quality chemicals and Nanomaterials. The company export to many countries, such as USA, Canada, Europe, UAE, South Africa, Tanzania,Kenya,Egypt,Nigeria,Cameroon,Uganda,Turkey,Mexico,Azerbaijan,Belgium,Cyprus,Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia,Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are looking for tantalum carbide powder, please send an email to: sales1@rboschco.com
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The advantages of this method are low cost, simple process, but low product purity. The hot pressing sintering method prepares silicon nitride ceramics by sintering the raw material powder at high temperatures and high pressures. The advantages of this method are high product purity and excellent performance, but the process is complex, and the cost is high.3. Application fields of silicon nitrideMechanical seal: Silicon nitride is one of the important materials in the field of mechanical seals as to its high hardness, wear resistance, and high-temperature resistance. 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The company export to many countries, such as USA, Canada, Europe, UAE, South Africa, Tanzania,Kenya,Egypt,Nigeria,Cameroon,Uganda,Turkey,Mexico,Azerbaijan,Belgium,Cyprus,Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia,Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are looking for Si3N4 powder, please send an email to: sales1@rboschco.com
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Dec 20
2023
Tantalum oxide is a compound with a high melting point, high chemical stability, and excellent electrical properties, widely used in fields such as electronics, optics, ceramics, etc. 1. Physical and chemical properties of tantalum oxideTantalum oxide (Ta2O5) is a white or light yellow powder with a high melting point (2980 ℃), high hardness (Mohs hardness of 7.5), and high chemical stability. Its molecular formula is Ta2O5, with a molecular weight of 337.83. Tantalum oxide is insoluble in water at room temperature but can dissolve in acidic and alkaline solutions.2. Preparation method of tantalum oxideDirect synthesis methodThe direct synthesis method involves reacting tantalum powder with high-temperature oxygen to produce tantalum oxide. This method is simple but requires high-temperature conditions and a slow reaction rate.Vapor deposition methodThe vapor deposition method reacts tantalum source gas with oxygen to generate tantalum oxide thin films at low temperatures. This method has high purity and density characteristics and is suitable for preparing high-performance tantalum oxide films.Sol-gel methodThe Sol-gel process is a method of preparing tantalum oxide through the Sol gel process. This way has the advantages of simple operation and low cost, but it needs to control conditions such as gel time and temperature.3. Application fields of tantalum oxideElectronic fieldAs a high-performance dielectric material, Tantalum oxide has a wide range of applications in electronics. For example, in manufacturing thin film capacitors, tantalum oxide is used as a dielectric layer, which has advantages such as high dielectric constant, low loss, and high stability. In addition, tantalum oxide can manufacture components such as gates and electrodes in electronic devices.Optical fieldTantalum oxide also has extensive applications in the field of optics. For example, tantalum oxide is used as a reflector or window component in optical waveguide devices, with advantages such as high reflectivity and low loss. In addition, tantalum oxide can also be used to manufacture optical thin films, gratings and other optical components.Ceramic fieldTantalum oxide also has extensive applications in the field of ceramics. For example, in high-temperature ceramic materials, tantalum oxide can be used as an additive or reinforcing agent to improve the material's mechanical properties and high-temperature resistance. In addition, tantalum oxide can also be used to manufacture high-performance ceramic products such as ceramic blades and bearings.4. Summary and OutlookAs a high-performance compound, Tantalum oxide has broad application prospects in fields such as electronics, optics, and ceramics. With the continuous progress of technology and the expansion of applications, the demand for tantalum oxide will continue to increase. Therefore, strengthening the research on the preparation technology and expanding the application field of tantalum oxide will be important research directions in the future. Meanwhile, with the continuous improvement of environmental awareness and the implementation of sustainable development strategies, the preparation technology of green environmental protection will also become an essential trend for future development.About RBOSCHCORBOSCHCO is a trusted global chemical material supplier & manufacturer with over 12 years experience in providing super high-quality chemicals and Nanomaterials. The company export to many countries, such as USA, Canada, Europe, UAE, South Africa, Tanzania,Kenya,Egypt,Nigeria,Cameroon,Uganda,Turkey,Mexico,Azerbaijan,Belgium,Cyprus,Czech Republic, Brazil, Chile, Argentina, Dubai, Japan, Korea, Vietnam, Thailand, Malaysia, Indonesia, Australia,Germany, France, Italy, Portugal etc. As a leading nanotechnology development manufacturer, RBOSCHCO dominates the market. Our professional work team provides perfect solutions to help improve the efficiency of various industries, create value, and easily cope with various challenges. If you are looking for Ta2O5 powder, please send an email to: sales1@rboschco.com
Dec 13
2023
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