Tungsten News

Tungsten News
TZM Alloy Rings Can Be Used as Support Prototypes 137

TZM (Titanium-Zirconium-Molybdenum) is an alloy made of Titanium (Ti), Zirconium (Zr), and Molybdenum (Mo). It is known for its high strength, high temperature resistance, low thermal expansion, and excellent creep resistance. These properties make it a popular material for use in high temperature and high stress applications, such as furnace linings, aerospace components, and mechanical seals. The alloy is also known for its low density, good thermal conductivity, and high dimensional stability. TZM alloy is used in various high temperature…

Tungsten News
New Production Method for Diamond Wire Saw 141

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…

Tungsten News
How Does Tungsten Needle to Obtain a Precise Tip Radius? 168

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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Summary of Uses of Molybdenum Disulfide (MoS2) 177

Molybdenum disulfide (MoS2) is a two-dimensional layered material composed of two chemical elements, molybdenum and sulfur, with excellent optical, electrical, magnetic, mechanical and thermal properties. It is widely used in energy storage, catalysis, semiconductor, lubrication and other fields. Its main uses are as follows: 1. As an additive for solid lubricants: MoS2 powder is known as “king of solid lubrication”, the friction coefficient is between 0.05 and 0.09, and has the advantages of good dispersion, non-sticking and anti-oxidation, etc. It…

Tungsten News
How to Produce High-precision Tungsten Foil? 144

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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Molybdenum Disulfide Coating Is Used in Automobiles and Plastics Fields 180

Molybdenum disulfide coating, also known as MoS2 solid lubricating film, is a solid film formed by MoS2 powder and organic binders such as epoxy resin or inorganic binders such as sodium silicate, and then sprayed or brushed on the workpiece. It has good lubricating properties and is widely used in the fields of automobiles, mechanical equipment, and plastics. From the point of view of performance, the friction coefficient of MoS2 coating is low (dynamic friction coefficient is 0.03, static friction…

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Why Use MoSi2 Heating Elements in High Temperature Furnaces? 178

Molybdenum disilicide heating element is a heating element based on molybdenum disilicide (MoSi2), which has excellent characteristics such as high temperature resistance, corrosion resistance, good air tightness, thermal shock resistance, and long service life. It is usually used in the ceramics, glass, metallurgy, magnetic materials, refractory materials, and other industrial high temperature furnaces. Compared with traditional heating elements, the specific advantages of MoSi2 heating elements are as follows: 1) The operating temperature is high. In an air environment, the operating…

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The Differences Between Cerium Tungsten Electrode and Thorium Tungsten Electrode 167

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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Molybdenum Foil and Tungsten Foil for Aluminum-ion Battery 201

Molybdenum foil is a very thin molybdenum sheet. Its thickness usually ranges from 0.002mm to 0.1mm and width should be ≥ 50mm. As the metal foil has the characteristics of high purity, low resistance, good electrochemical performance and chemical stability, it can be used as a current collector in aluminum ion batteries. Aluminum-ion battery is a rechargeable battery composed of negatively charged aluminum anode, positively charged graphite cathode, diaphragm and electrolyte, and has similar dings to lithium-ion batteries. Due to…

Tungsten News
Molybdenum Disilicide Powder Is Used to Produce MoSi2 Heaters and Thermocouple Protection Tubes 197

Like tungsten disilicide (WSi2) powder, molybdenum disilicide powder is also an inorganic compound composed of one transition metal atom (both tungsten and molybdenum are transition metal elements) and two non-metallic silicon atoms. It is a black powder, and the chemical formula is MoSi2, the molecular weight is 152.11, the purity is as high as 99.9%, the crystal structure is square, and the CAS number is 12136-78-6. The main components of MoSi2: Si (T.C) total silicon 36%~38%, the rest is molybdenum…

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