Molybdenum News

Tungsten News
Summary of Uses of Molybdenum Disulfide (MoS2) 171

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
Molybdenum Disulfide Coating Is Used in Automobiles and Plastics Fields 171

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…

Tungsten News
Why Use MoSi2 Heating Elements in High Temperature Furnaces? 171

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…

Tungsten News
Molybdenum Foil and Tungsten Foil for Aluminum-ion Battery 188

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 193

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…

Tungsten News
MoSi2 Heating Elements Are Used in Vacuum Furnaces and Glass Furnaces 162

Molybdenum disilicide heating element, also known as MoSi2 heating element, MoSi2 heater, silicon molybdenum rod or molybdenum disilicide heater, is an excellent resistance heating element with the advantages of high temperature resistance, low aging, anti-oxidation. They are commonly used in various heat treatment furnaces, denture sintering furnaces, experimental electric furnaces, vacuum furnaces, tunnel kilns, roller kilns, casting furnaces, smelting furnaces, glass furnaces and other high-temperature equipment. According to different shapes, MoSi2 heating elements can be divided into straight rods, U-shaped…

Tungsten News
Molybdenum Foil Can Be Used as a Current Collector in Aluminum-ion Battery 244

Molybdenum foil is a thin sheet made of transition metal molybdenum material, which has the characteristics of high purity, low resistance, good electrochemical performance and chemical stability. It is lightweight and flexible, can be used as a substrate for the fabrication of CdS-CdTe solar cells. Interaction of selenium, arsenic hydrides, stibine and bismuthine with Mo foil was investigated by atomic absorption spectroscopy. The metal foil may be used to generate metal diffusion bonding in silicon carbide/silicon carbide (SiC/SiC) joints. In…

Tungsten News
What Are Applications of Molybdenum Foil? 169

Like molybdenum plate, molybdenum rod and molybdenum wire, molybdenum foil is also a typical molybdenum product with 0.025mm to 0.09mm thickness and 30-100mm width. Its purity is more than 99.95% and surface is very bright. In terms of physical and chemical properties, this metal foil is a silver-gray metal flake with metallic luster, with a melting point of about 2620℃, a boiling point of about 5560℃, a relative density of 10.2g/cm3, high hardness and low thermal expansion coefficient, high thermal…

Tungsten News
What Is the Function of Molybdenum Seed Holder in Sapphire Crystal Growth? 173

What Is Molybdenum Seed Holder? Molybdenum seed holder, also named molybdenum chuck, is widely used in vacuum furnaces and sapphire crystal growth furnaces to connect the seed rod for crystal growth. The seed rod inserted into the moly chuck, and fixed by a molybdenum pin or taper. The purity of this holder is above 3N5, the density can reach 10.0g/cm3, and the working temperature is controlled below 1700℃. Regularly, the diameter ranges from 10mm to 100mm and length ranges from…

Tungsten News
Why Molybdenum Hammer Is Important in the Monocrystalline Silicon Growth? 176

What Is Molybdenum Hammer? The hammer is usually made of tungsten and molybdenum materials as it is used in high temperature furnaces that require the materials to be heat resisting. It is mainly used to connect molybdenum seed holder and tungsten wire rope, and is hung on the suspension clamp or jumper the bottom, increasing the clamp vertical load heavy objects. Although the product can be made from both tungsten and molybdenum metals, as tungsten price is higher than molybdenum,…

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