All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
(2406 products available)
Tungsten blocks come in many types and structures. The main forms include the original pure tungsten blocks, the types with additions of nickel and with additions of cobalt, which enhance the power and toughness of the tungsten. Also, tungsten-carbon blocks with cemented tungsten carbide. tungsten rings for him and tungsten bands then tungsten alloy blocks chemically bonded tungsten matrix for better performance.
There are several kinds of tungsten bocks based on production methods. These include wrought tungsten bocks that have been extruded and die-milled, reflecting different states for mechanical processing.
The planned application of tungsten blocks requires the consideration of their pigments. Tungsten blocks, for instance, require high density for optimum electrical properties in blocks used for radiographic sources. Tungsten blocks used for mechanical applications may require additional hardness.
Also, tungsten blocks are available in different sizes and geometric shapes, from simple cubic and cylindrical to highly complex ones, depending on the required function. For effective regulation of the resulting block's microstructure characteristics, standardization is mandatory.
The key parameters include the proportions of tungsten powder t the types and amounts of binder materials used and the mean particle size of the powders. For instance, coarser tungsten powder tends to produce materials with a stronger preference for tougher structures. In contrast, finer powder usually results in materials that are harder and more wear-resistant.
Some of the modern tungsten blocks incorporate advanced manufacturing techniques like additive manufacturing (3D printing) and conventional methods like sintering to improve the design flexibility and microstructure control of the resulting products, thus enabling the production of composite materials with tailored properties.
Industrial applications of tungsten blocks take advantage of their unique physical and chemical properties. These properties include high density, hardness, and exceptional resistance to wear, corrosion, and heat. This makes them ideal for a wide range of high-performance applications across different industries.
Tungsten carbide blocks, which are among the hardest materials known, are extensively used to make the cutting tools used in machining operations. It goes into tool inserts, end mills, and cutting blades used to metal, as well as other tough materials. It also holds its sharpness for longer. Furthermore, its wear resistance translates into longer tool life and lower retooling rates and frequent tool replacements in industrial settings.
Tungsten blocks play an essential role in the manufacturing of drill bits, mining machinery, and ground tools used in the petroleum exploration industry. Since tungsten carbide is highly regarded for its toughness and ability to cut through hard rock SAS, it's perfect for downhole drilling bits and coal mining picks. Also, tungsten of its high density is used for balance weights in the manufacture of wind turbines and other industries that need precise control of mechanical movements and vibrations, which have a detrimental effect on equipment performance and longevity.
In aerospace and defense, tungsten blocks are used in making parts that require maximum strength and durability coupled with low density, such as aircraft and missile systems. Examples are in vibration dampers, ballast weights for precision mass distribution, and ordnance components where impact penetration is of primary concern. In these industries, there is a need for materials with excellent physical abilities and weight savings, given the performance requirements.
Tungsten's excellent conductivity and resistance to current-carrying heat make it ideal for electrical contacts, cathodes in vacuum tubes, filaments in incandescent bulbs, and even in electric vehicles. In electronics, tungstens is incorporated into circuits, sensors, and devices measuring or interacting with extreme conditions. Also, due to their wear resistance and strength, tungsten tools and dies are used to manufacture polymer composite materials that are widely applied in various industrial applications.
Tungsten blocks are also useful for their high mass attenuation coefficient in radiation shielding applications. Thus, it is applied in medical imaging equipment, including X-ray and gamma-ray machines, where tungsten shields to protect sensitive components. In medical treatment, tungsten blocks are used to form concentrates and shields for external beam radiotherapy for cancer treatment, protecting healthy tissues while irradiating tumors specifically.
Tungsten has high wear resistance and is widely used to manufacture injection molds, die-casting dies, and dies for forming operations that involve some of the toughest materials. tungsten thus offers longevity and superior surface finish for products manufactured, leading to reliable operations in the production lines.
Tungsten blocks are increasingly tailored to suit specific industrial needs depending on purpose. A few common specifications and features include composition, hardness, density, dimension, surface finish, porosity, and grit size, among others.
Pure tungsten blocks are composed of 99W or more tungsten for applications where maximum electrical and thermal conductivity and radiation shielding are desired. Tungsten nickel alloy blocks contain some proportions of Ni98W to enhance the material's toughness and tensile strength for mechanical applications. Still, the metal alloy blocks predominantly comprised of carbon-CW cemented tungsten carbide are very tough and wear-resistant and thus suitable for tooling and mechanical parts.
Hardness comes about with the addition of various metals into tungsten, which increases their value. For example, tungsten nickel blocks are characterized by virtue of hardness due to the nickel phase, while tungsten cobalt blocks gain a fair amount of toughness. Cemented tungsten carbide blocks are extremely hard and wear-resistant. The blocks may also be ‘tipped’, that is, several hard block sparks are welded on its surface to improve wear resistance further.
Tungsten density is around 19.3 g/cm cubed and is attributed to its block substantively high density. This explains that WC blocks have higher density among all tungsten blocks. which are denser than the tungsten blocks and almost double as heavy as tungsten, which are the most common used. This density helps impart mass and weight to the applications where it is useful, thus making it easily maneuvered and managed despite its small size.
Tungsten blocks come in a range of dimensions, from millimeters to several inches and custom sizes for specific industries. A tungsten's hardness constitutes a degree of sizeof block wear it can sustain before needing a replacement. Hence, the finer the carbide grains, the better the wear resistance.
Also, surface finish is vital for molding applications since it affects product finish, and poor porosity levels may cause inefficient mold filling, decreasing material bonding and attaching well to the molds. Lastly, grit size or tungsten carbide incised says a lot about wear resistance in machining tools and molds.
When selecting tungsten blocks, buyers need to consider several factors to achieve the tungsten bock that best meets their operational needs. One of the factors to consider is the tungsten alloy. A tungsten nickel alloy block with high tungsten and nickel content is best for high-stress applications. It significant increases ergonomic performance and dimensions. It comes in pretty much various sizes. Choosing the right one depends on the specific application and existing equipment. The hardness of the block is a key consideration.
The harder the tungsten block, the better the wear resistance. Cemented tungsten carbide blocks are the hardest and most wear-resistant, making them ideal for high-impact and high-abrasive applications. Pure tungsten blocks are more ductile and hence suitable for applications that require the metal to be machined into complex shapes easily.
The density of tungsten blocks is around 19.3g. However, cemented tungsten carbide blocks are denser than tungsten and denser than tungsten with nickel alloys. This density adds mass and weight to make the block more efficient. Surface finish affects the quality of the items produced. A fine tungsten surface finish blocks lead to superior surface finishes. Consider tungsten block materials porosity. The more porous the block, the more inefficient molding will be. Buyers should also consider grit size. Larger grits provide the most machining tool's wear resistance, hence suitable for existing industrial applications.
A. Tungsten blocks are extensively applied in industries. They're notable for making cutting tools, mining and drilling equipment, electrical contacts, aerospace, and defense components. They are also used in radiation shielding and medical instruments, molds and dies, and penetration projectiles. Thanks to their hardness, density, and ability to withstand heat, these blocks provide durability and improved performance for tools, equipment, and components within the listed industries.
A. There are quite a number of tungsten blocks, to be specific. They vary in composition, which, therefore, affects their mechanical properties. Pure tungsten blocks consist of pure tungsten, which offers excellent electrical and thermal conductivity while being extremely hard. Tungsten and nickel blocks comprise added nickel to enhance toughness and hardness. Tungston-cobalt blocks incorporate cobalt, increasing toughness and hardness, while tungsten carbide blocks are cemented to enhance wear and scratch resistance.
A. The density of tungsten blocks ranges from 16 to 19.3 grams per cubic centimeter. The density of pure tungsten is around 19.3 grams per cubic centimeter. However, the density of tungsten carbide blocks is higher than that of pure tungsten and can reach up to 10.3 grams per cubic centimeter. Apart from its consideration as one of the most dense metals, it adds mass to those tools and equipment used by the industrial worker.
Vacuum tungsten blocks are manufactured using powder metallurgy by forming tungsten powders into desired shapes by sintering them. Vacuum's high temperature causes the particles to bond at their contact points. This process results in exceptionally dense and strong blocks. Alternatively, tungsten carbide blocks are produced by mixing tungsten powder and carbon by the application of extreme heat through the coal method until the carbon and tungstan combine chemically.
