Zinc dust for sale generally has strong characteristics that make it influential in everything. Zinc powder has a bluish-gray color and has many uses, from making paint, refining gold, alloying brass, and much more. As technology advances, almost everything involves zinc. So what characteristics make this powder marketable?
Criteria for Zinc Dust for Sale
Zinc dust for sale generally has a high purity level ranging from 90-99.97%. It has a fine grain size (<45 μm, equivalent to 325 mesh). It is bluish-gray in color and is in the form of a metal powder with key characteristics including particle size, purity, surface morphology, and chemical composition. All of these are tailored to the needs of each industry in Indonesia.
Even when mixed with water, this powder is insoluble in water, is sensitive to heat, and is unstable in humid or warm air. It is usually available in various gram and kilogram sizes. Despite its important role, if mishandled, this powder is flammable, requiring special handling by experienced professionals.
Types of Zinc Powder
Here are several types of zinc powder based on their characteristics that you should know before deciding to sell or buy.
- High Purity Zinc Powder: Has a zinc content of >99.9%, typically used in the alkaline battery industry, electronic components, and even cosmetic applications.
- Galvanized Zinc Powder: Has a purity of 99.5% or higher. This second type is ideal for use as a zinc-rich paint mixture and as a galvanic protection for steel to prevent rust.
- Micronized Zinc Powder: Consists of fine particles, ranging in size from 4-10 microns. It is highly reactive in batteries.
- Alloy Powder: Consists of zinc mixed with aluminum metal, which increases strength and corrosion resistance. It’s commonly used in thermal spraying.
- Zinc Powder Pigment: This last type is specifically designed for pigments in anti-corrosion protective coatings.
Zinc Powder Applications
Zinc dust for sale is generally known for its rust protection capabilities due to its cathodic protection mechanism. It’s used in a variety of applications, such as:
- It’s used for deoxidizing molten metals, as an oxygen-removing medium, resulting in a strong, non-brittle finish.
- It plays a role in gold refining.
- It’s a key chemical and industrial ingredient as a reducing agent in all types of organic reactions.
- It’s an anode in the manufacture of alkaline batteries, zinc-air batteries, and button cells.
Zinc powder has many roles, particularly in the industrial world. It’s a key component used in multifunctional materials, and as an anode, it provides special protection against long-term corrosion. It’s no surprise that zinc dust for sale is currently relatively expensive, considering its role and function.