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By Ada | 13 February 2023 | 0 Comments

What's so unique about molybdenum powder?

What is molybdenum powder?
Molybdenum powder is silver-white metal or gray-black powder (body heart cubic crystallization). The melting point of 2,610℃. The boiling point of 5,560℃. Relative density of 10.2. Solsoluble in hot concentrated nitric acid, hot concentrated sulfuric acid, and water, slightly soluble in hydrochloric acid, insoluble in cold water, hot water, hydrofluoric acid, and liquid ammonia. Molybdenum powder is hard and malleable. Still have a very high intensity at very high temperatures. Stable in the air at room temperature. Molybdenum powder in high heat or open fire can burn and even explode and reacts strongly with an oxidizer to form molybdenum trioxide.

Main uses of molybdenum powder
Molybdenum powder is a very important filler; the main molybdenum powder filling material is plastic PVC, hard polyvinyl chloride; molybdenum powder is an important filler in paint production, fineness, and particle distribution determine the transparency of the paint. Also, molybdenum powder has good weather resistance, wear resistance, low electrolyte content, PH stability effect, can improve corrosion resistance and coating surface characteristics, dispersion, rheology, touch, and crystal type, and molybdenum powder high chemical purity, thermal stability, so in the production of binder, give full play to its characteristics, make the binder use time growth.
Preparation method of molybdenum powder
Molybdenum powder production uses molybdenum oxide and molybdenum halide or molybdenum metal as raw material to produce molybdenum powder, mainly including molybdenum dioxide hydrogen reduction, molybdenum halide hydrogen reduction, atomization method, plasma method. Sizing method melting, atomizing metal molybdenum block or molybdenum wire to make molybdenum powder method, mainly metal molybdenum wire atomization method, vacuum atomization method, and metal molybdenum blank atomization method. Melting the metal molybdenum wire with a strong pulse current and atomizing the molten metal into powder in an atmosphere. The powder particle sizes obtained by this method are very wide. With the increase of the discharge voltage, the particle size of molybdenum powder decreases, and atomization can get very fine molybdenum powder in a vacuum; vacuum atomization equipment is composed of two chambers overlapping each other, and the original metal molybdenum material is vacuum melted in the lower chamber, to form molten metal molybdenum, and then under pressure into the hydrogen saturation, and then from the lower chamber to the upper chamber, namely the vacuum chamber. After the molten metal molybdenum is sent into the vacuum chamber, the violent precipitation of the molten metal molybdenum flow leads to the "explosion" of the hydrogen, forming a very thin powder. The product molybdenum powder is removed from the upper chamber under a vacuum or inert medium; the rotating electrode atomization method melts the metal molybdenum electrode through the fixed tungsten electrode, and the centrifugal force forms the molten metal molybdenum, and the powder collection room is filled with inert gas. The powder produced by this method is very pure, with a particle size range between 10 and 500 um, a method of reducing molybdenum powder from hydrogen plasma flow (see plasma metallurgy).
Price of molybdenum powder
The different price of molybdenum powder purity is also different. The market price of molybdenum powder is in the process of dynamic change. The price of molybdenum powder can be found on our company's official website. If you need it, you can ask us at any time. 
Molybdenum powder supplier
Luoyang Tongrun Nano Technology Co. Ltd.  (TRUNNANO) Luoyang City, Henan Province, China, is a reliable and high-quality global chemical material supplier and manufacturer. It has more than 12 years of experience providing ultra-high quality chemicals and nanotechnology materials, including molybdenum Silicide, nitride powder, graphite powder, sulfide powder, and 3D printing powder. If you are looking for high-quality and cost-effective molybdenum powder, you are welcome to contact us or inquire at any time.
 

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