News

Henan Takes Tungsten and Molybdenum Advantages to Build Non-Ferrous metals Industry

Henan is an important province of tungsten and molybdenum resources in China, and the province aims to take advantages to build a strong non-ferrous metals industry. In 2018, Henan molybdenum concentrate production accounted for 35.53% of the country’s total output. The reserves and output ... Read More

What is TZM ?

TZM is an acronym for titanium-zirconium-molybdenum and is typically manufactured by powder metallurgy or arc-casting processes. It is an alloy that has a higher recrystallization temperature, higher creep strength, and higher tensile strength than pure, unalloyed molybdenum. Available in rod and... Read More

Chinese tungsten prices start to rise from july

Chinese tungsten prices stabilize but start to show sign of rise in the week ended on Friday July 19 as more and more enterprises replenish raw materials, easing the worry of persistent weakness in the demand side. Opening this week, the first batch of the central environmental protection inspect... Read More

China will track rare earth exports

China has decide to control the rare earth export China has decided to control the rare earth exports stricter and banned illegal trade. Tracking systems could be introduced into the rare earth industry to ensure compliance, an official said. Wu Chenhui, an independent analyst of rare earth in Be... Read More

Tungsten price in China 17 July 2019

Analysis of latest tungsten market of China The ferro tungsten and tungsten ammonium paratungstate(APT) prices in China are unchanged from the previous trading day mainly because of deadlocked supply and demand, and low trading activity in the market. In tungsten concentrate market, the effects o... Read More

How to produce TZM alloy

TZM Alloy Production Process Introduction TZM alloy commonly production methods are powder metallurgy method and vacuum arc melting method. Manufactures can chose different production methods according to product requirements, production process and different devices. TZM alloy production process... Read More

How tungsten wire is made ?

How is tungsten wire produced? Refining tungsten from ore cannot be performed by traditional smelting since tungsten has the highest melting point of any metal. Tungsten is extracted from ore through a series of chemical reactions. The exact process varies by manufacturer and ore composition, but... Read More

APT price outlook

APT price outlook In June 2018, APT prices hit a four-year high of US$350 per metric tonne unit as a result of Chinese smelters coming offline. These prices were not seen since September 2014 when the Fanya Metal Exchange was still active.  “Fanya is widely believed to have contributed to the las... Read More

Characteristics of Tungsten Wire

Characteristics of Tungsten Wire In the form of wire, tungsten maintains many of its valuable properties, including its high melting point, a low coefficient of thermal expansion, and a low vapor pressure at elevated temperatures. Because tungsten wire also demonstrates good electrical and therma... Read More

Practical Applications For Tungsten Wire

Practical Applications For Tungsten Wire In addition to being essential to the production of coiled lamp filaments for lighting products, tungsten wire is useful for other goods where its high temperature properties are of value. For example, because tungsten expands at nearly the same rate as bo... Read More

A brief history of tungsten

Tungsten has a long and storied history dating back to the Middle Ages, when tin miners in Germany reporting finding an annoying mineral that often came along with tin ore and reduced the yield of tin during smelting. The miners nicknamed the mineral wolfram for its tendency to “devour̶... Read More

How does molybdenum spray works ?

In the flame spraying process, molybdenum is fed in the form of spray wire to the spray gun where it is melted by a flammable gas. Droplets of molybdenum are sprayed onto the surface that is to be coated where they solidify to form a hard layer. When larger areas are involved, thicker layers are ... Read More
<< < Previous 111213141516 Next > >> Page 15 / 16