Tungsten News

Tungsten News
Know Tungsten – What Is Tungsten Alloy Disc? 57

Tungsten alloy disc is small in size and have a high specific gravity. They can be used as small parts for products that require parts with high specific gravity. Tungsten alloy discs can be used as counterweights in racing cars, boats, speedboats, sailboats, airplanes, helicopters, rockets, tanks, etc. Tungsten alloy discs can also be used in the field of precision instrument manufacturing. This product is also widely used in mobile phone vibrators, clocks, automatic watches, shock-proof tool holders, and flywheel…

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Tungsten News
Know Tungsten – What Is Tungsten Alloy Rod? 60

Tungsten alloy rods have high density, high melting point, small size, extremely high wear resistance, extremely high hardness, high tensile strength, high elongation, high temperature resistance and many other excellent properties. They are often used in counterweights and radiation shielding parts. , military products, welding rods, molds, etc. Tungsten alloy rods are also used in some sporting goods, such as darts, golf clubs, etc. Tungsten alloy rods have other uses, such as vacuum electronics and as high-temperature resistant components. Chinatungsten…

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How to Customize Tungsten Probes for LED Wafer Testing? 70

Customizing tungsten probes for LED wafer testing involves tailoring the probes to meet specific requirements and preferences based on the characteristics of LED components and the testing process. Here are the general steps: Define Testing Requirements: Understand the specific requirements of LED wafer testing, including the types of LED structures, pitch, and electrical characteristics that need to be tested. Determine Probe Type: Select the appropriate probe type based on the testing requirements. Common types include pogo probes and cantilever probes.…

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Tungsten News
What Are Tungsten Probes for LED Wafer Testing? 63

Tungsten probes used for LED (Light Emitting Diode) wafer testing are specialized probes designed for making electrical contact with LED devices during the testing and inspection processes. LED wafer testing involves assessing the electrical characteristics, ffality, and quality of individual LED components on a semiconductor wafer before they are packaged into final LED devices. They play a crucial role in facilitating these tests. Material Composition: Tungsten: Tungsten is often chosen for probe tips due to its hardness, durability, and resistance…

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What Types of Tungsten Probes Are There for Wafer Testing? 54

In wafer testing, various types of tungsten probes are used to make electrical contact with semiconductor devices on the wafer. The choice of probe type depends on the specific requirements of the testing process. Here are some common types: Wire Bonding Probes: Description: These probes are used for wire bonding applications, where wires are bonded to semiconductor devices for interconnection. Application: Wire bonding is a common technique in semiconductor packaging, and tungsten wire bonding probes are used to make electrical…

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Why Tungsten Probes Can Be Used for Wafer Testing? 45

Tungsten probes are commonly used for wafer testing due to several advantageous properties that make them suitable for this application: Hardness: Tungsten is one of the hardest materials available, and this hardness helps in maintaining the sharpness of the probe tips. This is crucial for making precise and accurate contact with small features on semiconductor wafers. High Melting Point: Tungsten has a very high melting point, making it resistant to melting or deforming at the high temperatures often encountered during…

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Tungsten News
Current Status and Prospects of China’s Tungsten Resources, Technology and Industry Development 163

Abstract Since the founding of the People’s Republic of China 70 years ago, my country’s tungsten metallurgy has completed a transformation from scratch, from weak to strong. Especially over the past 40 years of reform and opening up, my country’s tungsten extraction metallurgical theory and technology have continued to develop, and great progress has been made in low-grade complex resource processing, energy conservation and environmental protection in the production process. The early tungsten smelting mainly used the soda sintering method,…

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How Is Tungsten Carbide Copper Rod Manufactured? 84

The production of tungsten carbide copper rod typically involves copper infiltration and powder metallurgy process, which is a method of manufacturing metal parts from metal powders. Here is a general overview of production steps: 2.Powder Mixing: Tungsten powder and cobalt powder are accurately weighed and thoroughly mixed to achieve a homogenous blend. The content is determined based on the desired properties of the final alloy. 2.Compaction: The mixed powders are pressed or compacted into a green compact. The compaction is…

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Tungsten Carbide Copper Rods Find Applications in Various Industries 94

Tungsten carbide copper (CuWC) rods find applications in various industries due to their unique combination of properties, combining the hardness and wear resistance of tungsten carbide with the excellent thermal and electrical conductivity of copper. 1.Electrical Contacts and Electrodes: WCu rods are used to manufacture electrical contacts and electrodes, especially in uses requiring good electrical conductivity and resistance to wear. Commonly used in circuit breakers, switches, and other electrical components. 2.Resistance Welding Electrodes: CuWC rods are employed in resistance welding…

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Tungsten News
What Are Tungsten Carbide Copper Alloy Rods (CuWC Rods)? 81

Tungsten carbide copper alloy rods, often simply referred to as tungsten carbide copper rods or CuWC rods, are cylindrical bars or rods made by combining tungsten carbide (WC) matrix infiltrated with copper (Cu). This results in a composite material that combines the hardness and wear resistance of tungsten carbide with the excellent thermal and electrical conductivity of copper. The specific composition and properties of the rods can be tailored to suit the requirements of various industrial applications. Here are some…

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