Overview of Black Chrome Oxide

Black chrome oxide, also known as chromium(III) oxide, is a black - colored inorganic substance with the chemical formula Cr₂O₃. It has a high melting point and is chemically secure. It is widely made use of as a pigment in paints, inks, and porcelains to offer a black color. It also locates applications in the metallurgy market for covering steels to improve their solidity and use resistance.

（Black chrome oxide）

Features of Black Chrome Oxide

Black chrome oxide, or chromium(III) oxide, has a number of noteworthy attributes. It has a deep black color, giving outstanding coloring for tinting applications. It offers high chemical security, resisting corrosion and chain reaction, which makes it ideal for usage in different extreme environments. With a high melting point, it can hold up against heat, locating applications in high-temperature procedures. In addition, it has exceptional strength and wear-resistance residential or commercial properties, making it useful for finishes that need to hold up against mechanical stress and anxiety.

Parameter table of Black Chrome Oxide

Parameter	Value
Chemical formula	Cr₂O₃
Appearance	Black powder
Molecular weight	151.99
Density	5.21 g/cm³
Melting point	2435 °C
Boiling point	4000 °C
Solubility	Insoluble in water, soluble in acid and alkali
Crystal structure	Hexagonal

Applications of Black Chrome Oxide

Black chrome oxide is made use of in various means.

In the pigment sector, it is employed to, paints, and inks black, resulting in a regular and long lasting shade. Within metallurgy, it is put on coat steel surfaces in order to enhance hardness, wear resistance, and deterioration resistance.

Furthermore, it is also used in the manufacturing of drivers, as it can advertise certain chain reactions. It is also used in the glass market to provide glass a green-black shade.

Production Method of Black Chrome Oxide

One typical production method is the thermal fragmentation of chromium nitrate. First of all, Chromium nitrate is heated up to a specific temperature degree. After that, via a collection of chain reactions, it breaks down to develop black chrome oxide.
An additional technique is the reduction of chromium trioxide. Utilizing decreasing agents such as hydrogen or carbon monoxide, chromium trioxide is reduced to get black chrome oxide. On top of that, some methods consist of the response of chromium-containing salts with antacids to produce chromium hydroxide accelerate, which are after that calcined to get black chrome oxide.

Company Introduction

Welcome to Yaffacafe, a leading international supplier of high-quality chrome oxide powder. Our premium products are trusted globally for their purity and consistency, making them ideal for applications in ceramics, coatings, refractories, and abrasives. We leverage advanced manufacturing techniques and stringent quality control to ensure our chrome oxide meets the highest industry standards. With a commitment to innovation and customer satisfaction, we provide tailored solutions to meet your specific needs. Our reliable logistics and competitive pricing make us the preferred choice for businesses worldwide. Partner with us for your chrome oxide requirements and experience excellence in every delivery.

If you have any questions, please feel free to contact us(nanotrun@yahoo.com).

Storage Condition of Black Chrome Oxide

Black chrome oxide must be stored in a dry and aerated area. It must be kept away from resources of dampness to prevent hydrolysis or various other responses. Furthermore, it ought to be stored in a secured container to prevent contact with air - birthed contaminants and to avoid dust from dispersing. Maintain it in a place with a relatively secure temperature level to avoid any kind of possible thermal results on its residential or commercial properties.

Payment Methods

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

Shipment Methods

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

5 FAQs of Black Chrome Oxide

1 What is the main use of black chrome oxide?

It is mainly used as a pigment in ceramics, paints, and inks to provide a black color. It is also used for metal surface coating to enhance hardness and corrosion resistance, and in the production of catalysts.

2 Is black chrome oxide toxic?

Chromium(III) oxide is generally considered to have low toxicity. However, like many metal oxides, it should be handled with care to avoid inhalation of dust, which may cause some irritation to the respiratory system.

3 How is black chrome oxide produced?

It can be produced by the thermal decomposition of chromium nitrate, the reduction of chromium trioxide using reducing agents such as hydrogen or carbon monoxide, or by the reaction of chromium - containing salts with alkalis followed by calcination.

4 What are the storage requirements for black chrome oxide?

It should be stored in a dry, ventilated place, away from moisture and sources of heat. It should be kept in a sealed container to prevent contamination and dust dispersion.

5 What is the difference between black chrome oxide and other chromium oxides?

Black chrome oxide (chromium(III) oxide) has different chemical and physical properties from other chromium oxides such as chromium(VI) oxide. Chromium(III) oxide is more stable and has lower toxicity, while chromium(VI) oxide is a strong oxidizing agent and is more toxic. In terms of appearance, black chrome oxide is black, while other chromium oxides may have different colors.