Medical Applications of Tungsten 3D Printing

Precisely What is Spherical Tungsten Powder?

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

What is Tungsten Powder?

Tungsten powder is a form of powdered metallic tungsten, utilized as a raw material to the preparation of tungsten-processed substances including 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 regarded as the hard of your metals. The hardest tungsten rod is 200250 and is particularly the toughest tungsten rod that has been spun once the spinning hammer spins is 350400. It can be soluble in the mix acid of nitric acid as well as hydrofluoric acid. It melts in the combination 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 a solid cylindrical structure that may be body-centered. Type B tungsten can be found in the presence of oxygen. It really is stable to 630degC, then transforms to a tungsten at temperatures above 630degC. This process is unreversible.

Difference between tungsten powder and spherical tungsten powder

Tungsten powder and tungsten spherical powder are both powder sorts of tungsten, but 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 flow 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 200 mesh tungsten powder to match better in the nozzle of your 3D printer, providing finer print details. As well, the fine particles are also capable to fill paper bed, enhancing the density and strength from the printed part.

Applications


Tungsten powder has a wide range of applications in lots of fields, for example light bulb manufacturing, electronics, and mechanical parts. In these applications, tungsten powder is frequently used as being a filler or alloying element. Spherical tungsten powder, in the other hand, is specially ideal for areas like 3D printing, where it can perform creating more complicated, high-precision parts and devices because of its excellent flowability, filling effect and printability.

How can you prepare tungsten powder?

It is produced by the hydrocarbon reduction on tungsten trioxide, or ammonium paratungstate. The procedure of making the tungsten powder through hydrogen reduction might be split into two phases one stage in the first stage, at temperatures of 500-700degC, tungsten oxide is reduced to tungsten oxide; inside the second phase, at 700-900°C at which point tungsten dioxide will be reduced for the tungsten powder. The reduction reaction is generally done by the type of a tube or rotary furnace.

The efficiency of tungsten reduced powder (for example quality in addition to particle size, composition, size, etc.) mostly depends inside the approach to reduction. Along the way of reducing tungsten inside an oven tube, the key factors that affect the pace of reduction are temperatures of reduction, quantity of tungsten oxide in the burner vessel along with the speed of motion the vessel is within, as well as 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 combined with the method of hydrogen reduction, there is also a tungsten oxide carbon reduction methods employed in the beginning The reduction temperature is in excess of 1050 degrees Celsius . The purity from the tungsten oxide powder which is produced employing this method 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 which need ultra-fine, ultrapure particle measurements of tungsten powder the development of the tungsten chloride hydrogen reduction process The tungsten powder particle size is under .05mm.

Industrial production can be achieved throughout the lowering of tungsten trioxide by hydrogen, or ammonium partungstate is given acid and then tungsten trioxide can be produced by maturation decomposition and after that reduced using hydrogen.

Hydrogen reduction using tungsten trioxide hydrogen reduction can be accomplished in just two steps The initial stage occurs 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 can be possible to reduce ammonium paratungstate into blue tungsten oxide (blue tungsten) initially by hydrogen, or, or even by hydrogen then reduce it back to tungsten by hydrogen. The size and content from the tungsten powder are an essential quality indicator from the tungsten powder. The reduction process is conducted via a tube or the rotary furnace.

Spherical tungsten powder provides the following advantages:

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

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

Uniform particle distribution: Uniform particle distribution reduces clogging and defects during 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 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 a few applications, it is needed to use high-purity material for printing to ensure the quality and performance of parts.

Spherical Tungsten Powder Application Areas

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

Aerospace: Spherical tungsten powder enables you to manufacture high-performance parts including aircraft structural components and engine parts. Over these applications, our prime strength, high density and high purity characteristics of tungsten powder offers better printing performance and quality.

Automotive industry: Spherical tungsten is utilized for producing 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 performance.

Medical field: Spherical tungsten enables you to create medical devices like dental implants, surgical instruments yet 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. Our prime strength and wear-resistant properties of tungsten powder can provide better printing performance and quality.

Electronics: Spherical tungsten powder can be used to manufacture electronic devices, for example semiconductor devices, circuit boards and so on. 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 takes a certain level of skill and experience. If you are a newcomer, it is recommended to practice with a bit of more accessible 3D printing materials first. At the same time, using tungsten powder for 3D printing also requires special focus to safety, as tungsten is really a high-density metal that will easily cause harm to the human body. When doing so, make sure you 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.