3D Printing Techniques with Tungsten

What Exactly is Spherical Tungsten Powder?

Spherical tungsten powder is a form of tungsten which has been specifically made to print 3D. This powder is meticulously created to constitute the form of a spherical that is why each powder particle being extremely homogeneous and small in proportion, permitting excellent printing results.

What exactly 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 such as 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 the most hard from the metals. The hardest tungsten rod is 200250 in fact it is the most challenging tungsten rod which has been spun after the spinning hammer spins is 350400. It really is soluble within the mix acid of nitric acid in addition to hydrofluoric acid. It melts from the mixture of sodium hydroxide and carbonate. A little soluble in nitric acid and sulfuric acid in addition to 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 is body-centered. Type B tungsten has the capacity to be based in the presence of oxygen. It can be stable to 630degC, then transforms to your tungsten at temperatures above 630degC. This treatment is unreversible.

Difference between tungsten powder and spherical tungsten powder

Tungsten powder and tungsten spherical powder are powder forms of tungsten, however they have obvious variations in morphology, particle size and application.

Morphology


Tungsten powder is normally in granular form, while spherical tungsten powder is a spherical powder after special processing. This spherical shape allows tungsten powder to circulate and fill better in applications for example 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 tungsten spherical powder to suit better in to the nozzle of the 3D printer, providing finer print details. At the same time, the fine particles are also capable to fill the print bed, increasing the density and strength of the printed part.

Applications


Tungsten powder has a wide range of applications in many fields, like light bulb manufacturing, electronics, and mechanical parts. During these applications, tungsten powder is frequently used being a filler or alloying element. Spherical tungsten powder, about the other hand, is specially appropriate for areas such as 3D printing, where it is capable of doing creating more technical, high-precision parts and devices for its excellent flowability, filling effect and printability.

How can you prepare tungsten powder?

It really is produced by the hydrocarbon reduction on tungsten trioxide, or ammonium paratungstate. The whole process of making the tungsten powder through hydrogen reduction could be split into two phases one stage within the first stage, at temperatures of 500-700degC, tungsten oxide is reduced to tungsten oxide; within the second phase, at 700-900°C at which point tungsten dioxide will be reduced on the tungsten powder. The reduction reaction is generally 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 inside the method of reduction. At the same time of reducing tungsten inside an oven tube, the key factors affecting the pace of reduction are temperatures of reduction, amount of tungsten oxide into the burner vessel and also the speed of movement how the vessel is in, as well as the rate of flow of hydrogen, and the level of moisture in hydrogen. Since the temperatures of reduction, measurements of tungsten powder gets more coarse.

Creation of tungsten powder in addition to the way of hydrogen reduction, additionally there is a tungsten oxide carbon reduction methods employed in the beginning The reduction temperature is greater than 1050 degrees Celsius . The purity from the tungsten oxide powder that is produced using this way is poor. Furthermore, if you use calcium, aluminum zinc, and various other reduction processes of tungsten oxide scientific studies are currently underway. For specific applications that need ultra-fine, ultrapure particle size of tungsten powder the development of the tungsten chloride hydrogen reduction process The tungsten powder particle dimension is less than .05mm.

Industrial production can be accomplished throughout the reduction of tungsten trioxide by hydrogen, or ammonium partungstate is treated with acid and after that tungsten trioxide can be created by maturation decomposition and after that reduced using hydrogen.

Hydrogen reduction using tungsten trioxide hydrogen reduction can be carried out in just two steps The 1st stage is when tungsten trioxide heating to 550-800 , using hydrogen reduction. Another stage of reduction takes place 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, if not by hydrogen then reduce it returning to tungsten by hydrogen. The dimensions and content from the tungsten powder are an important quality indicator in the tungsten powder. The reduction process is conducted through a tube or maybe the rotary furnace.

Spherical tungsten powder provides the following advantages:

Spherical shape: The spherical shape allows the tungsten powder to improve fill the print bed in the printing process, providing a more uniform print result. In contrast to traditional granular tungsten powder, spherical tungsten powder can better adapt to the 3D printing head and provide a smoother printing process.

Fine particle size: The fine particle size allows the tungsten powder to improve fit into the nozzle of your 3D printer, providing finer print details. The fine particles also fill the print bed better, enhancing the density and strength from 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 generally 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 problem.

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

Spherical Tungsten Powder Application Areas

Spherical tungsten powder has a wide array of applications, including however, not restricted to these areas:

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

Automotive industry: Spherical tungsten is utilized for the production of parts for automobiles, including chassis parts, engine components and other parts. The strong durability and potential to deal with temperature of tungsten powder will enhance printing quality and gratification.

Medical field: Spherical tungsten can be used to create medical devices like dental implants, surgical instruments as well as others. Our prime biocompatibility along with 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 top strength and wear-resistant properties of tungsten powder provides better printing performance and quality.

Electronics: Spherical tungsten powder could be used to manufacture gadgets, such as semiconductor devices, circuit boards and the like. The top 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 takes a certain degree of skill and experience. When you are a newcomer, it is strongly recommended to apply with a few more accessible 3D printing materials first. Simultaneously, using tungsten powder for 3D printing also requires special awareness of safety, as tungsten is a high-density metal that could easily cause damage to the human body. When you are performing so, make sure to adhere to 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.

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