chromium

Chromium IV Oxide

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chromium iv oxide is a black solid at room temperature and pressure. It is mainly used in the production of audio tapes, phonograph records, memory devices and permanent magnets. It is also used as a catalyst.

The use of chromium dioxide in magnetic tapes dates back to the 1950s. It had the highest coercivity of any known magnetic coating at the time, and allowed audio cassettes to be made that were much less susceptible to treble response issues.

It was a superior magnetic particulate to the ferric oxide coatings commonly used at the time, but its use came with problems. First, the crystals were hard and easily fractured in manufacturing processes. Second, their presence in magnetic tape emulsions resulted in a decrease in the output of the tapes.

Several companies developed alternative magnetic recording coatings, such as the more commonly used cobalt-adsorbed oxide pigments, which largely replaced chromium dioxide. These formulations were cheaper, but offered less performance than pure chrome.

Chromium(III) Oxide – Selective Oxidation of Alcohols (Magtrieve(tm))

Some chromium complexes have been shown to selectively oxidize a range of aldehydes and ketones. These reagents are very useful in organic synthesis where the use of traditional chromium oxidants can lead to problems with product isolation and disposal.

What is Chromium Carbide?

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What is it? Chromium Carbide ? Chromium carbide has a high melting temperature and is highly resistant to corrosion, wear, and oxidation. It can be used in an organic environment of 1000-1100 degrees Celsius. It has a high melting point and is used widely in thermal spraying to protect metal surfaces.
These are the key features of Chromium Carbide
Gray powder with metallic shine; Orthorhombic system. Density: 6.68g/cm3. Melting Point: 1890. Excellent wear resistance, corrosion resistance and resistance to oxidation in high temperatures (1000-1100). It is a part of a metal ceramic. Chromium carbide is strong in high-temperature oxidation resistance, corrosion resistance, and thermal properties that are similar to those of steel. It is a good material for many industries.
Chromium Carbide Properties
Other Titles chrome carbide, chromic carbide, trichromium dicarbide,
Cr3C2 or chromium Carbon, powder
No. 12012-35-0
Combination Formula Cr3C2
Molecular Weight 180.01
Appearance Gray to Black Powder
Melting Point 1895 degC
Boiling Point N/A
Density 6.68 g/cm3
Solubility of H2O N/A
Exact 179.821536
Chromium Carbide Cr3C2 Powder CAS 12012-35-0
The manufacturing of Chromium Carbide
Method for metal chromium pulverization by electrolytic chromium: The carbon noir is crushed with electrolytic chromemium in a proportion of 13.5% – 64% (mass) to form 325 mesh metallic chromium. This is more than the combined carbon content of 11.33%). Dry mixing the raw material with a ball mill. As a molding lubricant, you can add from 1% to 3% of stearic Acid. You should press mold with more than 1T/cChemicalbookm2 of pressure. Place the powder that has been pressed into a graphite crucible or plate. Heat it in a Taman furnace (or an induction heating furnace) to 1500-1700degC. Then, let it cool in a hydrogen stream to make Chromium.
The applications Chromium Carbide
1. It can also be used as an addition to cemented caride (such as the tungsten-based cemented caride grain refiner), which is useful in mining, machining, and so on.
2. It can be used in welding additives. It can be used as a welding rod to cover the Chemicalbook surface of some types of mechanical equipment, including a ball mill, coal mill, and jaw plate. It can be used to increase the service-life of many other equipment.
3. There are many thermal spray materials that can be used in metal surface protection technology. Ding Hong from Chemicalbook edited this information.
4. For chromium carbide ceramics. To form a melting coating on ceramics and metals, coarse-grained chrome carbide can be used. It has the properties of wear resistance, heat resistance and corrosion resistance. It is used to enhance the mechanical life of aircraft engines and other petrochemical mechanical devices. It can also be used for spraying semiconductor film.
The main supplier of Titanium Carbide
Tech Co., Ltd. () is a professional Carbid Powder supplier Over 12 years of experience in the field of chemical products research and design. We accept payments via Credit Card and Paypal. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.
You can find high-quality powdered boron carbide here Please contact us Send an inquiry

What is Chromium Carbide Cr3C2 Powder?

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Introduction to Chromium-Carbide Cr3C2 Pulp Chromium carbide This inorganic compound has the molecular structure Cr3C2 (molecular weight 180). It’s a grey powder with a homobic system. A =2.821; B =5.52, D =11.46. The melting point for this powder is 1890 while the boiling point at 3800 is 3800. The micro-Vickers hardness, load 50 g is 2700kg/rnrn2, the thermal expansion coefficient of 10.3×10-6/K.
It exhibits good wear resistance and corrosion resistance. It’s a type cermet. Due to its exceptional high-temperature properties, it’s widely used in thermal spraying materials for metal protection processes and as an additive in cemented carbid industry.

Chromium Carbide Cr3C2 Pulp has Physical Properties
Many excellent properties of chrome carbide are: strong chemical stability; high-temperature toughness; thermal hardness; acid and alkali resistance resistance; wear resistance. Also, it has an extremely high melting point. Chromium carbide can also be used as an inhibitor to control grain growth in cemented carbide.
Furthermore, chromium carbide is a strong abrasion resistant of explosive bonding agent additives. It is used extensively in the aerospace industry, electronics industry, high temperature resistant coating, aerospace, as well as other industries.
Chromium carbide is a common surface coating in cutting tools. Chromium carbide, an important precipitated component in Fe-Cro-c alloy, is what makes this material very durable.
Chromium Carbide Cr3C2 Powder Properties
Additional Names chrome carbide, chromic carbide, trichromium dicarbide,
Cr3C2 or chromium carbon powder
CAS No. 12012-35-0
Formula compound Cr3C2
Molecular Weight 180.01
Appearance From gray powder to black powder
Melting Point 1895degC
Boiling Point N/A
Density 6.68g/cm3
Solubility in water Unsolvable
Get the exact Mass 179.82


Chromium Carbide Cr3C2 Powder CAS 12012-35-0

Chromium Carbide Cr3C2 Pulver Preparation
Carbonization of metal chromium powder:
A 325 mesh metal chromium powder was obtained by grinding carbon Black at 13.5%64% (mass) ratio. (More than the theoretical combined carbon contents of 11.33%). It is then dried mixed with a Ball Mill to make it. Use 1%-3% stearic as the forming oil. Do not pressure mold more than 1 T/cm2. Pressurized molding powder is used to mold graphite into crucibles, with Taman furnaces (or induction heating furnaces at -35), in hydrogen flow. Keep it for one hour, until chromium carbonization reaction and chromium caride generation. After cooling, chromium cride can be produced.
It is 3Cr + Cr2C – Cr3C2.

Chromium carbide Cr3C2 powder applications
1. Useful for carbide additives, such as the tungsten carbide based carbide grains refiner, so that they can be used in mining, processing and other areas.
2. These can also be used in welding additives. This welding rod is made from chromium carbide and can be used for surfacing welding of certain mechanical equipment such as jaw plates, coal mills, ball mills, etc. This can increase the equipment’s service life by severalfold.
3. Useful for thermal spraying metals to protect their surfaces.

Major Supplier of Chromium Carbide Powder Cr3C2
Technology Co. Ltd. (), is a well-respected global supplier and manufacturer that produces super high quality chemicals and nanomaterials. This includes silicon powder, nitride & graphite powders, zinc sulfide powders, manganese sulfide powders, calcium nitride, 3D printer powders, etc.
High-quality products are what you want Chromium carbide Cr3C2 pulverized Please feel free and contact us to send an enquiry. (brad@ihpa.net)

Food High in Chromium

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The best way to get chromium into your diet is by eating the right food. You can get it from foods with 5 to 7 micrograms of chromium per serving.

Breads, muffins and cereals made with whole wheat flour are a great source of chromium. They’re a good option to have with breakfast since one standard-sized muffin can deliver 10% of the Daily Value (DV) of this trace mineral.

Poultry and beef are also good sources of chromium. A cup of chicken or turkey has around 1.2 mcg of chromium, and beef is about the same amount as well.

Tomatoes are another source of this trace mineral. A cup of raw tomatoes provides 1.2 mcg, and cooked varieties offer more, as they are rich in lycopene.

Garlic is another easy option to boost your chromium intake. It’s one of the most popular cooking ingredients and can be used to add flavor to a variety of dishes.

Basil is another excellent choice to add to your meals, as it’s close to the same amount of chromium as garlic. Dried basil has more chromium than raw basil, but it’s easy to use both types in a single recipe.

If you’re not sure whether or not you’re getting enough chromium in your diet, speak to your doctor. Depending on your health, your chromium intake may need to be increased or decreased.

What is Chromium Oxide?

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What is Chromium Oxide? Chromium Oxide Chromium Oxide It is an inorganic compound. Chrome oxide is Cr2O3. It’s a fine hexagonal crystal that is light-green to dark-green. It will turn brown when heated and then green when cold.
In chromium-rich, tremolite-skarn and post-quartz veins of chromium, Cr2O3 is found in natural mineral eskolaite. Eskolaite can also be found in chondrite.

Chromium Oxide Properties
Corundum-structured Cr2O3 contains hexagonal arrangements of oxide anions. In which two-thirds of the holes in the octahedral chromium are occupied, Cr2O3’s structure is corundum. Cr2O3 behaves in a similar way to corundum (Morse hardness 8-8.5)
Chromium oxide dissolves in hot alkali metal bromate solution. The solution of heated potassium bromate is very soluble. It’s almost insoluble when mixed with acids or bases. This is irritating. It is very stable against light, air, heat and corrosive gases like hydrogen sulfide and sulfur dioxide. It can hide well.

Where is Chromium Oxide Useful?
1. Lead-chrome Green is the primary coloring pigment used by the paint industry. Most of the green paints made with it are. This pigment is also found in paints, plastics, and other applications. Its use is almost identical to lead-chrome yellow. It contains chrome yellow so you should be mindful of its toxicity. The lead-chrome green is composed of iron blue, oxidizer le chromate and so on. It can ignite when the dust meets sparks, so it’s important to be cautious when crushing and drying. When the green pigment is burned, lead-chrome becomes a brownish-yellow color. The production of nitropaint requires that the process for rolling is adjusted with lead chrome green after being ground to avoid burning.

2. It is also used in metallurgy and ceramics, chromium oxide reactive, the raw materials of pigment industry, and as an organic synthesis catalyst.

3. Useful as a catalyst and analytical reagent.

4. Use it as a filler to sealants and adhesives that is colorable and resistant to wear and corrosion. This can be used to color enamel, ceramic, and other building materials. It is also used in organic chemical synthesis catalysts, as well as special inks for printing paper money.

5. This colorant is mostly used for cosmetics. It’s not suitable for oral or lip cosmetics.

6. One of the major components in silver plating brightening, chromium dioxide is an ingredient. The newly prepared chromium Trioxide can be used as a raw material for the production of chromium chloride and chromium bromide.

Chromium Oxide Price
Price is affected by many things, such as the demand and supply in the market and industry trends. Economic activity. Unexpected events.
Send us an inquiry if you want to know the current Cr2O3 cost. (brad@ihpa.net)

Chromium Oxide Supplier
Technology Co. Ltd. (), is a trusted Chrome Oxide manufacturer, and Cromium Oxide supplier. It has over 12-years of experience. All of our products are available for shipment worldwide.

Send an inquiry if you’re looking for premium Cr2O3 powder. (brad@ihpa.net)

Why does chromium carbide have hardness?

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What’s chromium caride?
Chrromium carbide is a gray powder with metallicluster. It is very resistant to corrosion, wear and oxidation. A cermet.


Applications of chromium carbonide
Chromium carbide is a strong, chemically stable, hardness at ambient temperature, and thermal hardness. This material also offers excellent wear resistance and wettability with metallics, like and. Metal carbide has a high oxidation resistance and a high oxidation temp. Cemented carbide grain growth can be easily controlled by using chromium as an inhibiter. Chromium carbide has many other uses. It is an explosive bonding compound with high wear resistance. This can be used to spray powder. Spraying powder, for example, is highly resistant to corrosion, oxidation, wear, and high temperatures. Due to its outstanding characteristics, chromium carbonide is widely used in the metalurgical and electronic industries as well as aerospace and high temperature resistant coatings.
One of the most popular metal carbides is chromium carbide. This has many advantages, including high hardness, high melting temperature, high elastic module, wear resistance, chemical corrosion resistance and wear resistance. As a top coating, chromium carbide powder is used in cutting tools. Chromium carbide, which is an important precipitation phase for Fe-Cr/C alloy, gives it excellent wear resistance. The critical phase of wear resistance is Chromium, but hardness has still to be determined as an important mechanical parameter for the development and design wear-resistant materials.

The chemical properties of chromium caride
CnC has a hardness of 17.10 and a density 6.68g. The thermal expansion coefficient is 10.3x 10K (20–100) and the thermal conductivity is 19.1W.m+.K-1. Carbide has the following main features: high room temperatures, good thermal hardness and good wettability in combination with metals, such as CoNi. It’s used in the manufacture of metal mold compounds.

Ho How is chromium-carbid made?
The combination of aluminothermic and vacuum furnacing is required to make chromium carbide at temperatures up to 1500°C. After preparing the mixture of chromium metallic, chromium dioxide and carbon, it is loaded into a furnace. Temperature is increased to 1500°C by reducing the furnace’s pressure. After the carbon reacts to the chromium dioxide, it forms carbon monoxide and chromium metal. These are then drawn out into the vacuum pumps. This is then combined with remaining carbon to create the chromium carbid.

Prices for chromium caride
Many factors affect the Chromium-carbide market price. The market price of Chromium carbide is changing rapidly at the moment. You can contact us anytime if you require it.

Chromium carbide supplier
Advanc3dmaterials (aka. With 12 years experience, Advanc3dmaterials (aka. Our company currently has a number of powder materials. You can also order OEM. Please contact us for Boron Chromium caride or click on any product to submit an inquiry.

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Chromium Chip Play an Important Role in Medicine

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Lower blood sugar All types of medical products should be familiarized with chrome piece, as the chromium elements play an important part in the operation of the human body. It is one of many well-known products developed by American companies. GNC chromium element is safe for diabetics, suitable for pregnant women, as it lowers blood sugar. This will also make the GNC element suitable to be used during pregnancy.

Chromium Supplement

Human body function is affected by Chromium. This can cause the amino acid system to malfunction. Also, it has the ability to create hormones and promote the metabolism. American GNC chromium elements tablets are not able to play this role. However, they do help to prevent myopia. People who have lost weight or are not getting enough chromium can take this supplement to help. You should choose the best Chromium supplement. Although some individuals have suffered this sort of damage, you should still choose a method that is suitable to your situation. Rmcplant (aka. Rmcplant is an advanced material. With over 12 years of experience, Rmcplant is an established global supplier and manufacturer for chemical materials. High quality Chromium Chip manufactured by our company. We can help you if the price is lower.
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Chromium Sulfide Cr2S3 Powder CAS 12018-22-3

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Properties of Chromium Sulfide
 

Product Name:   Chromium Sulfide
Formula:             Cr2S3
Cas No.          12018-22-3
Purity99.99%


English alias: chromium trisulphide; chromic sulphide; Chromiumsulfidebrownblackpowder; chromium(3+) sulfide (2:3)
EINECS: 234-638-8
Chromium sulfide Molecular formula: Cr2S3
Chromium sulfide Molecular weight: 200.17
Details of Chromium sulfide: brown, there are two kinds of trigonal and orthorhombic.
Chromium sulfide Density (g/mL, 25/4 ° C): 3.972 g/cm 3 (trigonal system), 3.922 g/cm 3 (orthorhombic system)
Chromium sulfide Solubility: insoluble in water.

About Chromium Sulfide Cr2S3 Powder :
Chromium sulfide powder is an inorganic compound formulated as Cr2S3.
What is the name of Cr2S3? 
Chromium sulfide is a brown-black solid insoluble in water.
Is chromium sulfide an ionic compound? 
Chromium(III) Sulfide is the inorganic compound with the formula Cr2S3. Chromium sulfides are usually nonstoichiometric compounds, with formulas ranging from CrS to Cr0.67S (corresponding to Cr2S3). Chromium sulfide is usually a non-stoichiometric compound with molecular formulas ranging from Crs to Cr0.67 (corresponding to Cr2S3). According to X-ray crystallography, chromium sulfide is a combination of nickel arsenide (1:1 stoichiometric ratio) and cadmium (OH)2(1:2 stoichiometric ratio). The Cr-Cr distance of some metal-metal bonds is 2.78 A. Feel free to send an inquiry to get the latest price if you would like to buy Chromium Sulfide Cr2S3 Powder in bulk. 
Rmcplant is a trusted global Chromium Sulfide Cr2S3 Powder supplier. Feel free to send an inquiry about the latest Chromium Sulfide price at any time.
 
How is Chromium Sulfide Cr2S3 powder produced?
Chromium sulfide is a moderately water-soluble and acid-soluble chromium source, compatible with sulfates. Sulfate is a sulfate or ester formed by replacing one or two hydrogens with a metal. Most metallic sulfate compounds are readily soluble in water and used for purposes such as water treatment, unlike fluorides and oxides which tend to be insoluble in water. Organometallic forms are soluble in organic solutions and sometimes in water and organic solutions.
Chromium sulfide (III) can be prepared by reacting a stoichiometric mixture of chromium powder and sulfur powder elements at 1000°C.
Or by taking chromium and sulfur according to the molar ratio of 2∶3 mixed, heated in vacuum 1 day later, cooling, crushing, and then heating in vacuum, and slowly cooling.Cr2S3 is obtained by placing it briefly at 300℃ and then cooling it to room temperature.
 
Applications of Chromium Sulfide Cr2S3 Powder:
Chromium sulfide in water will undergo a double hydrolysis reaction to produce chromium hydroxide and HS-, and even H2S.

Storage Condition of Chromium Sulfide Cr2S3 Powder:
The damp reunion will affect Cr2S3 powder dispersion performance and using effects, therefore, Chromium Sulfide Cr2S3 Powder should be sealed in vacuum packing and stored in a cool and dry room, the Chromium Sulfide Cr2S3 Powder can not be exposure to air. In addition, the Cr2S3 powder should be avoided under stress.

Packing & Shipping of Chromium Sulfide Cr2S3 Powder:
We have many different kinds of packing which depend on the Chromium Sulfide Cr2S3 Powder quantity.
Chromium Sulfide Cr2S3 Powder packing:vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Chromium Sulfide Cr2S3 Powder shipping: could be shipped out by sea, by air, by express, as soon as possible once payment receipt.
Chromium Sulfide Cr2S3 Powder CAS 12018-22-3插图
 

Chromium Sulfide Properties

Other Nameschromium(III) sulfide, chromium(3+) trisulfide,
dichromium trisulphide, Cr2S3 powder
CAS No.12018-22-3
Compound FormulaCr2S3
Molecular Weight200.19
AppearanceBrown to Black Powder
Melting Point1350℃
Boiling PointN/A
Density3.77 g/cm3
Solubility in H2ON/A
Exact Mass199.797236
  
  

Chromium Sulfide Health & Safety Information

Signal WordN/A
Hazard StatementsN/A
Hazard CodesN/A
Risk CodesN/A
Safety StatementsN/A
Transport InformationN/A
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Chromium, A Micronutrient that Must be Cared for in a Healthy Diet

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It is essential for the metabolism of nutrients According to scientific research, chromium has been shown to be essential for the proper metabolism of many nutrients, including sugar, fat, and protein. Particularly, it is essential for glucose metabolism. It is believed that foods high in chrome can reduce blood sugar. The main cause of hyperglycemia in diabetes is abnormal glucose metabolism. In fact, insulin is the only substance which can lower blood glucose during glucose metabolism. The body can produce too little insulin, or it doesn’t work well enough to use it efficiently. This causes blood sugar levels to rise. There are many factors that can influence the body’s sensitivity to insulin. It is possible to reduce the effectiveness of insulin hypoglycemic by reducing the amount of chromium in the environment. This means that your blood glucose can be reduced if you consume chromium-rich foods or supplement it with chromium. There are many factors that can affect blood sugar. They are all complex and cannot be determined by one single factor. Similar to the above, chromium cannot be used if an insulin producing organ is injured or other conditions aren’t met. This is where it becomes clear that although chromium supplements can make blood sugar levels abnormally low, they don’t always lower them.

An appropriate amount of Chromium

While chromium can be found in many public food items in low quantities, it is an essential element in the human body. It is not present in large amounts. This means that the person can eat as normal, while the individual who is a patient of food variety is not lacking in chromium often, is also able to eat. The following are two things to keep in mind about the human body’s utilization of chromium: First, it is less likely that your body will absorb more chromium as you age; and second, insulin will consume any chromium the moment it ACTS. After chromium has been consumed, its recycling rate is extremely low. Most of the remaining chromium will be excreted through urine. You may be short of the chromium you need if your chromium intake is high and you absorb it slowly. High levels of chromium are best. Chromium-rich foods, such as rhodiola Rosea, are ideal for supplementing the chromium. While chromium can play an important role in the human metabolic process, it can also be harmful if there is too much. Rmcplant (aka. Rmcplant is an advanced material. With over 12 years’ experience, Rmcplant is an established global supplier of chemical materials and manufacturer. High purity, small particles size, and low impurity are the hallmarks of the Chrome Diboride Powder produced by our company. We can help you if your requirements are lower.
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