Spherical Aluminum Powder

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Spherical Aluminum Powder

Chemical formula: Al.
CAS#: 7429-90-5.
UN number: UN1230.
Hazard Class: 4.3 – Dangerous when wet.

Spherical Aluminum Powder - Table of contents:

View through a microscope.

What is it?

Aluminum is a durable, extremely light and corrosion immune metal, making it amongst the most versatile and commonly used metals used in engineering and manufacturing. As it is not susceptible to magnification, it is a splendid electricity conductor, and can be alloyed with practically any metal. It retains the silvery-white to gray hue and is completely odorless. It is a highly flammable reactive material.

Here, we will cover the uses, advantages, where its manufacturing and who are the Spherical Aluminum Powder manufacturers.

Powder.

How it's produced?

Historically, this material was produced by mechanical means using a stamp mill to create flakes. In the 1920s, a process of spraying molten aluminum to create droplet powder was developed by E. J. Hall. This powder can then be processed further in a ball mill to flatten it into flakes for use as a coating or pigment. the material granules are manufactured by melting primary or secondary aluminum and then blowing them, either in air or in vacuum. Alternatively, they can be cast in sand, and then sieved, or cast in water.

What are the applications of Spherical Aluminum Powder?

It is utilized for a wide range of applications including but not limited to slurry, explosives and detonator manufacturing. It is also a component of the thermit process used for ferroalloy manufacturing, as well as for welding rails and as the pyrotechnic component in firecracker and sparkles manufacturing.

It is also used to produce various different types of electronics. Additional usages include a paint and sealant component – and even as a forensic tool in identifying fingerprint residues.

What safety issues does it present?

Aluminum is water insoluble.

For end-users of the powder, the main issue is aluminum powder's flammability, which presents a very serious risk for fires and explosions at storage sites. This material requires high safety standards and their proper implementation.

The powder granules present a lower risk of explosion, one reason for their growing popularity.

What types of this material are available in the Market?

Spherical aluminum products are generally available in different subtypes, based on the size of the granular spheres.

What is the scope and characteristics of the market?

As of 2023, the market was experiencing an upswing in its steady growth, owing to the rising global demand for explosives, spearheaded by the defense industries in North American and Western Europe. Other factors influencing growth are the adoption of new strategies and manufacturing technologies.