Tungsten Powder for Hard-facing Applications

What Exactly is Spherical Tungsten Powder?

Spherical tungsten powder is a kind of tungsten that has been specifically made to print 3D. This powder is meticulously designed to constitute the shape of a spherical for this reason each powder particle being extremely homogeneous and small in proportion, making it possible for excellent printing results.

Precisely what is Tungsten Powder?

Tungsten powder is a type of powdered metallic tungsten, utilized as being a raw material for the preparation of tungsten-processed substances for example alloys, tungsten products and. It is actually a gray-black metal by using a metallic Lustre (body-centred cubic crystal). Melting point 3400. Boiling points 5555. The tungsten’s hardness is easily the most hard of your metals. The most challenging tungsten rod is 200250 in fact it is the hardest tungsten rod that has been spun once the spinning hammer spins is 350400. It really is soluble in the mix acid of nitric acid in addition to hydrofluoric acid. It melts within the combination of sodium hydroxide and carbonate. Just a little soluble in nitric acid and sulfuric acid and also aqua regia, insoluble in hydrofluoric acid and water. potassium hydroxide. Tungsten has two varieties A and B. At normal temperature and atmospheric pressure, type A can be a solid cylindrical structure that is certainly body-centered. Type B tungsten can be found in the presence of oxygen. It is stable to 630degC, then transforms to your tungsten at temperatures above 630degC. This technique is unreversible.

Difference between tungsten powder and spherical tungsten powder

Tungsten powder and tungsten spherical powder are powder types of tungsten, but they have obvious differences in morphology, particle size and application.

Morphology


Tungsten powder is usually in granular form, while spherical tungsten powder can be a spherical powder after special processing. This spherical shape allows tungsten powder to flow and fill better in applications like 3D printing, providing more uniform printing results.

Particle Size


While tungsten powders have relatively large particle sizes, spherical tungsten powders have very fine particle sizes, usually in the nanometer range. This fine particle size allows 3D printing tungsten to suit better into the nozzle of your 3D printer, providing finer print details. As well, the fine particles are also capable of fill paper bed, boosting the density and strength of your printed part.

Applications


Tungsten powder has a variety of applications in lots of fields, for example light bulb manufacturing, electronics, and mechanical parts. During these applications, tungsten powder is frequently used being a filler or alloying element. Spherical tungsten powder, in the other hand, is particularly appropriate for areas like 3D printing, where it is capable of creating more complex, high-precision parts and devices due to the excellent flowability, filling effect and printability.

How would you prepare tungsten powder?

It is manufactured by the hydrocarbon reduction on tungsten trioxide, or ammonium paratungstate. The process of making the tungsten powder through hydrogen reduction could be separated into two phases one stage in the first stage, at temperatures of 500-700degC, tungsten oxide is reduced to tungsten oxide; in the second phase, at 700-900°C at which point tungsten dioxide will probably be reduced for the tungsten powder. The reduction reaction is usually performed by the form of a tube or rotary furnace.

The efficiency of tungsten reduced powder (such as quality along with particle size, composition, size, etc.) mostly depends from the means of reduction. At the same time of reducing tungsten in an oven tube, the primary factors affecting the rate of reduction are temperatures of reduction, amount of tungsten oxide to the burner vessel and also the speed of motion how the vessel is within, and also the rate of flow of hydrogen, and the amount of moisture in hydrogen. As the temperatures of reduction, scale of tungsten powder gets more coarse.

Creation of tungsten powder along with the method of hydrogen reduction, there is also a tungsten oxide carbon reduction methods employed at first The reduction temperature is in excess of 1050 degrees Celsius . The purity in the tungsten oxide powder that is certainly produced using this technique is poor. Furthermore, by using calcium, aluminum zinc, as well as other reduction processes of tungsten oxide scientific studies are currently underway. For specific applications which need ultra-fine, ultrapure particle size of tungsten powder the introduction of the tungsten chloride hydrogen reduction process The tungsten powder particle size is lower than .05mm.

Industrial production may be accomplished with the lowering of tungsten trioxide by hydrogen, or ammonium partungstate is given acid after which tungsten trioxide can be done by maturation decomposition after which reduced using hydrogen.

Hydrogen reduction using tungsten trioxide hydrogen reduction can be carried out by two steps The initial stage happens when tungsten trioxide heating to 550-800 , using hydrogen reduction. The subsequent stage of reduction transpires between 650 and 850 the tungsten powder is completed.

Also, it really is easy to reduce ammonium paratungstate into blue tungsten oxide (blue tungsten) initially by hydrogen, or, or else by hydrogen then reduce it returning to tungsten by hydrogen. The size and content from the tungsten powder are a significant quality indicator of your tungsten powder. The reduction process is performed by way of a tube or perhaps the rotary furnace.

Spherical tungsten powder has the following advantages:

Spherical shape: The spherical shape allows the tungsten powder to improve fill paper bed through the printing process, providing a far more uniform print result. Compared to traditional granular tungsten powder, spherical tungsten powder can better adjust to the 3D printing head and offer a smoother printing process.

Fine particle size: The fine particle size allows the tungsten powder to improve go with the nozzle in the 3D printer, providing finer print details. The fine particles also fill the print bed better, boosting the density and strength of the printed part.

Uniform particle distribution: Uniform particle distribution reduces clogging and defects through the printing process and improves print success. In traditional granular tungsten powders, the particle distribution is often not uniform enough, which can cause clogging or defects in the printing process. The uniform particle distribution of spherical tungsten powder can effectively solve this problem.

High purity: High-purity tungsten powder provides better print performance and higher print quality. In some applications, it is required to use high-purity material for printing so that the quality and satisfaction of parts.

Spherical Tungsten Powder Application Areas

Spherical tungsten powder has a wide range of applications, including but not limited to the next areas:

Aerospace: Spherical tungsten powder enables you to manufacture high-performance parts including aircraft structural components and engine parts. In these applications, the high strength, high density and purity characteristics of tungsten powder can provide better printing performance and quality.

Automotive industry: Spherical tungsten is commonly used for the production of parts for automobiles, including chassis parts, engine components along with other parts. The strong durability and effectiveness against temperature of tungsten powder will enhance printing quality and gratifaction.

Medical field: Spherical tungsten enables you to create medical devices like dental implants, surgical instruments among others. Our prime biocompatibility as well as the high strength of tungsten powder could enhance print quality and printing performance.

Architecture: Spherical tungsten powder may be used to manufacture architectural models and components. The high strength and wear-resistant properties of tungsten powder offers better printing performance and quality.

Electronics: Spherical tungsten powder may be used to manufacture electronics, including semiconductor devices, circuit boards and the like. Our prime thermal and electrical conductivity of tungsten powder provides better printing performance and quality.

It must be noted that using spherical tungsten powder for 3D printing takes a certain amount of skill and experience. When you are a beginner, it is strongly recommended to apply with many more accessible 3D printing materials first. At the same time, using tungsten powder for 3D printing also requires special focus on safety, as tungsten is actually a high-density metal that may easily cause damage to a persons body. When doing so, make sure you follow the relevant safety regulations and operating procedures.

Spherical Tungsten Powder Supplier

TRUNNANO is a reliable concrete additives supplier with over 12-year experience in nano-building energy conservation and nanotechnology development.
If you are looking for high-quality Spherical Tungsten Powder,please feel free to contact us and send an inquiry. We accept payment via Credit Card, T/T, West Union, and Paypal. TRUNNANO will ship the goods to customers overseas through FedEx, DHL, by air, or by sea.