Tungsten News

Tungsten News
Harnessing Efficiency: The Wonders of Tungsten Copper Heat Sinks 73

In the dynamic realm of electronics, where innovation is the heartbeat, ensuring optimal performance while managing heat becomes an integral challenge. Tungsten copper heat sinks emerge as unsung heroes, seamlessly blending the robust characteristics of tungsten with the thermal prowess of copper. This composite material plays a pivotal role in preventing electronic devices from succumbing to the relentless heat generated during operation. The Fusion of Tungsten and Copper: Tungsten, renowned for its high melting point and exceptional durability, teams up…

Tungsten News
Nagoya University Develops Highest Performance Solar Shielding Film Using Tungsten Trioxide 112

Professor Minoru Nagata of Nagoya University and others have developed a thin film plate that can reflect about 50% of near-infrared light. This film board can transmit visible light, but its blocking ability for near-infrared light from solar heat sources is more than twice that of traditional products. If used in construction and automobile window materials, it can effectively regulate the temperature indoors or in the car. Currently, we are cooperating with material manufacturers to develop the sun visor to…

Tungsten News
How to Customize Tungsten Probes for LED Wafer Testing? 112

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.…

Tungsten News
What Are Tungsten Probes for LED Wafer Testing? 90

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…

Tungsten News
What Types of Tungsten Probes Are There for Wafer Testing? 71

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…

Tungsten News
Why Tungsten Probes Can Be Used for Wafer Testing? 61

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…

Tungsten News
Current Status and Prospects of China’s Tungsten Resources, Technology and Industry Development 323

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,…

Tungsten News
How Is Tungsten Carbide Copper Rod Manufactured? 124

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…

Tungsten News
Tungsten Carbide Copper Rods Find Applications in Various Industries 106

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…

Tungsten News
What Are Tungsten Carbide Copper Alloy Rods (CuWC Rods)? 107

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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