3D Printing Tungsten for Defense Applications

What Exactly is Spherical Tungsten Powder?

Spherical tungsten powder the type of tungsten that has been designed specifically to print 3D. This powder is meticulously designed to constitute the model of a spherical that is why each powder particle being extremely homogeneous and small in size, permitting excellent printing results.

What is Tungsten Powder?

Tungsten powder is a type of powdered metallic tungsten, utilized like a raw material to the preparation of tungsten-processed substances like alloys, tungsten products and. It is a gray-black metal using a metallic Lustre (body-centred cubic crystal). Melting point 3400. Boiling points 5555. The tungsten’s hardness is the most hard of the metals. The hardest tungsten rod is 200250 which is the most challenging tungsten rod that has been spun once the spinning hammer spins is 350400. It can be soluble within the mix acid of nitric acid in addition to hydrofluoric acid. It melts in the mix of sodium hydroxide and carbonate. Just a little soluble in nitric acid and sulfuric acid as well as 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 is actually a solid cylindrical structure that may be body-centered. Type B tungsten is able to be located in the presence of oxygen. It is actually stable to 630degC, and after that transforms to your tungsten at temperatures above 630degC. This procedure is unreversible.

Difference between tungsten powder and spherical tungsten powder

Tungsten powder and tungsten spherical powder both are powder kinds of tungsten, nonetheless they have obvious variations in morphology, particle size and application.

Morphology


Tungsten powder is often in granular form, while spherical tungsten powder is actually a spherical powder after special processing. This spherical shape allows tungsten powder to circulate and fill better in applications including 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 inside the nanometer range. This fine particle size allows 3D printing tungsten powder to put better in to the nozzle in the 3D printer, providing finer print details. At the same time, the fine particles are also capable to fill paper bed, enhancing the density and strength of your printed part.

Applications


Tungsten powder has a variety of applications in lots of fields, including light manufacturing, electronics, and mechanical parts. During these applications, tungsten powder is often used as being a filler or alloying element. Spherical tungsten powder, on the other hand, is specially ideal for areas like 3D printing, where it can do creating more complex, high-precision parts and devices for its excellent flowability, filling effect and printability.

How can you prepare tungsten powder?

It can be created by the hydrocarbon reduction on tungsten trioxide, or ammonium paratungstate. The whole process of making the tungsten powder through hydrogen reduction might be divided into two phases one stage from the first stage, at temperatures of 500-700degC, tungsten oxide is reduced to tungsten oxide; inside the second phase, at 700-900°C after which tungsten dioxide is going to be reduced on the tungsten powder. The reduction reaction is usually done by the type of a tube or rotary furnace.

The efficiency of tungsten reduced powder (including quality along with particle size, composition, size, etc.) mostly depends in the approach to reduction. Along the way of reducing tungsten in a oven tube, the principal factors that affect the velocity of reduction are temperatures of reduction, quantity of tungsten oxide in to the burner vessel and the speed of motion that the vessel is at, and also the rate of flow of hydrogen, and the level of moisture in hydrogen. Because the temperatures of reduction, measurements of tungsten powder gets more coarse.

Manufacturing of tungsten powder in addition to the approach to hydrogen reduction, additionally there is a tungsten oxide carbon reduction methods employed at first The reduction temperature is greater than 1050 degrees Celsius . The purity in the tungsten oxide powder which is produced applying this technique is poor. Furthermore, with the aid of calcium, aluminum zinc, as well as other reduction processes of tungsten oxide scientific studies are currently underway. For specific applications that require ultra-fine, ultrapure particle scale of tungsten powder the growth of the tungsten chloride hydrogen reduction process The tungsten powder particle dimensions are lower than .05mm.

Industrial production is possible through the reduction of tungsten trioxide by hydrogen, or ammonium partungstate is given acid after which tungsten trioxide can be produced by maturation decomposition then reduced using hydrogen.

Hydrogen reduction using tungsten trioxide hydrogen reduction can be carried out in 2 steps The very first stage occurs when tungsten trioxide heating to 550-800 , using hydrogen reduction. Another stage of reduction takes place between 650 and 850 the tungsten powder is finished.

Also, it really is possible to reduce ammonium paratungstate into blue tungsten oxide (blue tungsten) initially by hydrogen, or, if not by hydrogen then reduce it straight back to tungsten by hydrogen. The shape and content in the tungsten powder are a significant quality indicator in the tungsten powder. The reduction process is carried out through a tube or even the rotary furnace.

Spherical tungsten powder has got the following advantages:

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

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

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

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

Spherical Tungsten Powder Application Areas

Spherical tungsten powder has a variety of applications, including yet not restricted to the next areas:

Aerospace: Spherical tungsten powder could be used to manufacture high-performance parts like aircraft structural components and engine parts. Over these applications, the top strength, high density and purity characteristics of tungsten powder can offer better printing performance and quality.

Automotive industry: Spherical tungsten is commonly used for the production of parts for automobiles, including chassis parts, engine components and also other parts. The strong durability and resistance to temperature of tungsten powder will enhance printing quality and satisfaction.

Medical field: Spherical tungsten may be used to create medical devices like dental implants, surgical instruments and others. The top biocompatibility as well as the high strength of tungsten powder could enhance print quality and printing performance.

Architecture: Spherical tungsten powder enables you to manufacture architectural models and components. The top strength and wear-resistant properties of tungsten powder can provide better printing performance and quality.

Electronics: Spherical tungsten powder may be used to manufacture gadgets, such as semiconductor devices, circuit boards etc. The high thermal and electrical conductivity of tungsten powder can provide better printing performance and quality.

It should be noted that using spherical tungsten powder for 3D printing needs a certain measure of skill and experience. If you are a newbie, it is strongly recommended to apply with a few more accessible 3D printing materials first. At the same time, using tungsten powder for 3D printing also requires special attention to safety, as tungsten is actually a high-density metal that could easily cause injury to a persons body. When you are performing 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.