Tungsten News

Tungsten News
Exploring the Versatility of Tungsten Probe Needles in Various Applications 67

Tungsten probe needles, renowned for their exceptional properties, have found extensive usage across numerous industries. With their remarkable strength, high melting point, excellent electrical conductivity, and chemical inertness, tungsten needles have become indispensable tools in fields such as semiconductor, medicine, microelectronics, and research. Features Tungsten probe needles possess unique characteristics that make them highly suitable for various applications. The unique features include high hardness and wear resistance, high melting point, excellent electrical conductivity and fine pointed tips. Applications 1.Semiconductor Testing:…

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Tungsten News
What Are Tungsten Probe Needles? 52

Tungsten probe needles, also known as tungsten micro-needles or tungsten probe tips, are small but mighty tools with a wide range of applications. These specialized needles, made from tungsten or tungsten alloys, possess exceptional mechanical and electrical properties that make them invaluable in various industries. Tungsten probe needles are known for their unique properties, which set them apart from other materials commonly used for probe tips. Some key features include: High Strength and Hardness: Tungsten has exceptional strength and hardness,…

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Tungsten News
CTIA GROUP LTD Recognized as RMI Conformant Downstream Facility for Tungsten 542

CTIA GROUP LTD is recognized as RMI Conformant Downstream Facility for Tungsten in May,2023. RMI developed the Downstream Assessment Program (DAP) as a mechanism by which downstream companies, within the cobalt or tin, tantalum, tungsten, gold (3TG) supply chains, can obtain independent validation that their responsible sourcing practices are aligned to OECD Due Diligence Guidance for Responsible Mineral Supply Chains from Conflict-Affected and High-Risk Areas (OECD Guidance). 2 This program is solely for downstream companies that do not meet the…

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Tungsten News
What Are Differences Between Molybdenum Wafer and Molybdenum Sheet? 154

Molybdenum wafer and molybdenum sheet are both molybdenum products with thin thickness and similar production processes and applications. However, they also have differences as following: Shape and size: moly wafers are circular flakes made of molybdenum materials, usually with a diameter below 3.0mm and the moly sheet is a rectangular sheet, which is usually thicker than water. The maximum width is about 600mm but the length can reach 3000mm. Applications: they have different uses due to their different shapes and…

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Tungsten News
Molybdenum Wafers Are Used as Substrates of Silicon Controlled Rectifier (SCR) 135

Molybdenum wafers are made of pure molybdenum material with purity over 99.95%, which can be used in high temperature technology, electronic devices, aerospace, chemical industry, and other fields due to their characteristics of high temperature, high strength and high stability. The processing technology can be referred to the following: Cutting: the original material of wafers can be in forms of plates, strips or rods, which need to be cut according to the required diameter and thickness of the wafers. Cutting…

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Tungsten News
Why Molybdenum Wafer Can Be for Bonding to LED Chips? 114

Molybdenum wafer is a flake-shaped molybdenum material, usually with a thinner thickness and larger diameter. It is usually used in applications under high temperature, high pressure and strong corrosive environment, such as aviation, aerospace, electronics, chemical industry and other fields, and is manufactured through molybdenum material processing technology, such as rolling, drawing and other methods. It can vary in size depending on specific application needs. Normally, its thickness can range from 0.05mm to 10mm, and the diameter can be large…

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Tungsten News
Molybdenum Wafer Is Used as Heat-sinker for LED chips 122

Molybdenum wafer is a circular sheet made of molybdenum material, usually with a diameter of 0.1mm to 2.0mm. It usually has high density, good mechanical properties and corrosion resistance, and can be used to manufacture various high-temperature and corrosion-resistant parts. From the point of view of appearance, they are generally dark brown, but after alkali washing, they are usually silver gray with high gloss. The surface is smooth and flat, without heavy skin, delamination, inclusion of impurities, and cracks, and…

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Tungsten News
What Are the Main Factors Affect Solubility of Ammonium Metatungstate? 105

Ammonium metatungstate (AMT) is an inorganic compound that is commonly used in various industrial applications. The solubility of AMT is affected by several factors, including: Temperature: The solubility of AMT in water increases with temperature. Therefore, at higher temperatures, more AMT can dissolve in water. pH: The solubility of AMT in water is also affected by the pH of the solution. At acidic pH values, the solubility of AMT is higher than at alkaline pH values. Concentration: The solubility of…

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Tungsten News
What Are the Main Factors Affect pH Value of Ammonium Metatungstate? 84

Ammonium metatungstate (AMT) is an inorganic compound that can be used in a variety of industrial applications, including as a catalyst and a raw material for the production of tungsten. The pH value of AMT can be affected by several factors, including: Concentration of AMT: The pH of AMT solution is affected by the concentration of AMT. At higher concentrations, the pH tends to be more acidic, while at lower concentrations, the pH tends to be more basic. Temperature: Temperature…

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Tungsten News
Performance of Tungsten Alloy As Shielding Material 103

Tungsten alloy is a type of material that is widely used as a shielding material in various applications. It is a mixture of tungsten and other elements, such as nickel, iron, or copper, and is known for its high density and high radiation absorption capabilities. These properties make tungsten alloy an ideal material for shielding against ionizing radiation, such as gamma rays and neutrons. The high density of tungsten alloy means that it is highly effective at absorbing radiation and…

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