Tungsten News

Tungsten News
Main China Tungsten Companies’ Long-Term Contract Prices in the First Half of April 2024 2,547

In the first half of April 2024, the long-term contract prices (including 13% value-added tax) of main China tungsten companies for wolframite concentrate (WO3≥55%) were 126,500 yuan per standard ton, an increase of 2,000 yuan per standard ton compared to the second half of March 2024. For scheelite concentrate (WO3≥55%), the prices were 125,500 yuan per standard ton, an increase of 2,000 yuan per standard ton compared to the second half of March 2024. And for ammonium paratungstate (APT) (national…

Tungsten News
[Know Molybdenum] Introduction to 3mm Thickness Welded Molybdenum Tubes 144

Molybdenum tubes are made from 3mm thick molybdenum plates rolled into tube shapes and fabricated through welding. Typically, the surface of welded molybdenum tubes undergoes sandblasting treatment to enhance surface quality and appearance. Molybdenum tubes exhibit excellent high-temperature and corrosion resistance properties, making them widely used in high-temperature environments or environments requiring corrosion resistance. This type of tubing plays a significant role in aerospace, vacuum technology, and other specialized industrial fields.

Tungsten News
[Know Molybdenum] TZM Threaded Rods: High-Temperature Performance and Applications 101

A threaded rod refers to a rod-shaped object with threads, commonly used for connecting and securing components. TZM threaded rod is an engineering material composed of an alloy of titanium, zirconium, and molybdenum. They are often used as connecting or fixing components in high-temperature environments due to their excellent high-temperature performance and corrosion resistance.

Tungsten News
[Know Tungsten] Barium Tungsten Cathode: Performance Considerations 123

? The barium tungsten cathode is composed of a porous matrix uniformly filled with barium salt. The barium oxide component in the barium salt easily absorbs moisture and other impurities. To ensure the effectiveness of the barium tungsten cathode product, it is required not to be exposed to the atmosphere for more than 48 hours before use, and maximum efforts should be made to prevent moisture, dust, and other pollutants from contacting the product. To ensure optimal performance, all operations…

Tungsten News
Molybdenum Electrode Price on March 27, 2024 87

The latest price of φ65x780mm molybdenum electrode is USD2,270.00/pc on March 27, 2024, EXW XIAMEN, CHINA. The basic trading conditions of Molybdenum Electrode Product name Molybdenum Electrode Details Dimension: φ65x780mm Formal contract quantity: 5pcs Quotation: USD2,270.00/pc Payment term: 100% T/T in Advance Delivery time: in 35 working days Contact Tel.:+86 592 512 9595 +86 592 512 9696 Email: sales@chinatungsten.com Business WeChat: Disclaimer The above quotation is for reference only and is not the final order price and conditions. Please contact…

Tungsten News
Ganzhou Tungsten Industry Association Tungsten Prices Forecast Mar 2024 2,223

The forecasted average prices for tungsten products in Mar 2024, as disclosed by the Ganzhou Tungsten Industry Association (GZTIA), are as follows: 55% wolframite concentrate priced at 123,500 yuan/standard ton, representing a 1,500 yuan/standard ton increase compared to Feb 2024. Ammonium paratungstate (APT) priced at 184,000 yuan/ton, representing a 2,000 yuan/ton increase compared to Feb 2024. And medium-grain tungsten powder priced at 280 yuan/kg, representing a 2 yuan/kg increase compared to Feb 2024.

Tungsten News
Enhanced Thermal Conductivity: Tungsten Copper Heat Sink Advantages 148

Tungsten copper alloys are celebrated for their remarkable thermal conductivity, positioning them as highly effective materials for heat sink applications. In comparison to other commonly used materials such as aluminum and copper, tungsten copper stands out with its superior thermal management capabilities. In terms of thermal conductivity, tungsten copper alloys offer significant advantages over traditional materials like aluminum. While aluminum is favored for its relatively high thermal conductivity, tungsten copper surpasses it, ensuring efficient heat dissipation from electronic components. This…

Tungsten News
Advantages of Tungsten Copper Heat Sinks in Thermal Management 144

The main advantages of using tungsten copper heat sinks compared to traditional heat sink materials include: High Thermal Conductivity: Tungsten copper alloys exhibit excellent thermal conductivity, allowing for efficient heat dissipation compared to traditional materials like aluminum or copper. Low Thermal Expansion: Tungsten copper composites have relatively low coefficients of thermal expansion (CTE), minimizing the risk of thermal stress and deformation during temperature fluctuations. High Thermal Stability: WCu heat sinks maintain their structural integrity and performance at elevated temperatures, making…

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