Tungsten News

Tungsten News
Various Shapes of Tungsten Filaments in Different Uses 111

Tungsten filament is a product of pure tungsten wire or dropped tungsten wire after finishing, with tungsten powder was main raw material, potassium, aluminum, silicon and other chemical elements as additives. Its purity is as high as 99.95%. According to the number of tungsten wire strands, tungsten filament can be divided into products made of single-strand tungsten wire and products made of multi-strand tungsten wire. When it is wound from a single strand of tungsten wire, the diameter of the…

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Tungsten News
Tungsten Heaters Are Used in High Temperature Applications 100

A tungsten heater is an electric heating element made of tungsten metal, which is known for its high melting point and excellent thermal and electrical properties. The heaters made of tungsten metal are commonly used in high temperature applications that require stable and consistent heating, such as furnaces, heat processing, and vacuum environments. Tungsten heaters usually come in the form of wire, rod or strip and are commonly used as heating elements in industrial furnaces and ovens. A tungsten wire…

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Tungsten News
How Does the Diameter of Tungsten Wire Affect Applications? 101

The diameter of tungsten wire is very important in some cases. The metal wire is a common wire material commonly used in light bulbs, electronic devices, thermocouples, heaters, and more. Its diameter determines its physical properties such as resistance value, current capacity, and service life, so the diameter has an important impact on application performance. Here are some situations where W wire diameter needs to be considered: Bulb: the sizes of the tungsten filament are important factors in determining the…

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Tungsten News
Does the Diameter of a Tungsten Wire Matter? 91

The regular sizes of tungsten wire can vary depending on the manufacturer and the intended application. However, some common sizes include: Diameter: the diameter typically ranges from 0.01 mm to 3 mm. The specific diameter needed depends on the desired application, as well as the required electrical and thermal properties. Length: the wire is typically supplied in spools of varying lengths. Gauge: the gauge of the wire refers to its diameter, and is often expressed in millimeters or in American…

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Tungsten News
Black Tungsten Wire Is Used in Electronics, Aerospace, and Medical Fields 104

Black tungsten wire is a type of tungsten wire that has been coated with a black oxide to enhance its corrosion resistance and provide a sleek, black appearance. Tungsten is a dense, metallic element with a high melting point, making it an ideal material for high-temperature applications, such as heating elements and electrical conductors. In the production of this wire, the tungsten is first cleaned and then heated in an oxygen-rich atmosphere, causing a black oxide layer to form on…

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Tungsten News
New Production Method for Diamond Wire Saw 95

Diamond wire saw, also known as diamond wire, refers to a cutting wire that fixes diamond abrasives on metal wires by electroplating or resin bonding. It is mainly used to cut high-hard and brittle materials such as single crystal silicon, polycrystalline silicon, sapphire, magnetic materials, and hard alloys, etc. Compared with free abrasive wire saws, it has the advantages of higher processing efficiency, lower energy consumption, and better cutting quality; compared with circular saws and band saws, it can not…

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Tungsten News
How Does Tungsten Needle to Obtain a Precise Tip Radius? 102

Tungsten needle is a kind of tungsten rod with sharp ends. Usually, it is made of high-density tungsten metal so that it can be widely used in many fields. For its production, it adopts powder metallurgy, but this method is not enough when very sharp tips are required. As one of the core components of the field emission electron microscope, the performance of the field emission electron source determines the main electron optical performance param， ，eters in the field emission…

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Tungsten News
How to Produce High-precision Tungsten Foil? 85

Heat shields, heating elements and vacuum furnace supports are made of tungsten foil. The foil is thin and is ideal for embedding in laminates, other metals and glass; it is made of mental tungsten and can be used in high temperature vacuum furnaces, coatings, electronic and semiconductor components. How to produce the thin foil? Compared with the coating deposition method, the rolling method is more suitable for the production of tungsten foil, mainly due to the advantages of higher hardness,…

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Tungsten News
The Differences Between Cerium Tungsten Electrode and Thorium Tungsten Electrode 105

With the continuous development of science and technology such as welding, cutting and spraying technology, manufacturers have higher and higher requirements for tungsten electrodes, such as easy arc starting, stable arc column and long service life. In order to improve the deficiencies of pure tungsten electrodes, researchers often add an appropriate amount of modifiers such as cerium oxide (CeO2) or thorium oxide in the production process, and the prepared products are naturally called corresponding electrodes such as cerium tungsten electrode…

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Tungsten News
A New Production Method to Make Tungsten Target 101

Tungsten target, also known as tungsten sputtering target, is a typical pure tungsten product with high purity, high melting point, high density, high deflection strength, good thermochemical stability, low resistance, non-toxic and non-radioactive characteristics. It is widely used in flat panel displays, solar cells, integrated circuits, automotive glass, medical equipment and other industries. The researcher with the patent number CN102513789A provides a method for producing it and steps are as follows: Provide target blanks; machine the surface of the blanks;…

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