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Tungsten carbide shield cutter is a type of tungsten carbide cutter applied for tunnel boring machines. Such a cutter is made of carbide materials (WC, TiC) of high hardness and high melting point, together with cobalt (Co), nickel (Ni) or molybdenum (Mo) as binding phase. Generally, the heads of these cutters is made of coarse-grained WC-Co cemented carbide. More details, please visit: http://www.tungsten-carbide.com.cn/tungsten-carbide-blade-bar.html Well, do you know how to choose tungsten carbide shield cutter? For the excavation of different strata,…

How to prepare yellow tungsten oxide? More specifically, how to prepare yellow tungsten oxide powder with excellent photochromic property? Yellow tungsten oxide, also called tungsten trioxide or WO3, is commonly used in the fields of light regulation, optical switch, optical information storage, optical device materials, optical information genetic materials, etc. Therefore, it is essential to prepare tungsten trioxide with excellent photochromic properties. More details, please visit: http://tungsten-oxide.com/index.html Preparation of Tungsten Trioxide by Chemical Precipitation Weigh 3.00g of sodium tungstate and…

Nano yellow tungsten oxide, namely nano tungsten trioxide or nano WO3, is an extremely attractive semiconductor photocatalytic material that has broad application prospects in environmental pollution purification and energy regeneration. Compared with the commonly used photocatalytic materials such as titanium dioxide (TiO2) and zinc oxide (ZnO), tungsten trioxide has a smaller band gap and a larger light absorption range, which can use visible light more effectively. Wherein, visible light accounts for nearly 50% of solar radiation energy. More details, please…

Yellow tungsten oxide is a common name of tungsten trioxide (WO3) from its appearance – yellow powdery crystals, which has excellent characteristics such as electrochromism, photochromism, and gasochromism. Well, do you know what are applications of yellow tungsten oxide? More details, please visit: http://tungsten-oxide.com/index.html Applications of Yellow Tungsten Oxide Due to its own unique characteristics, tungsten trioxide has huge application prospects in smart windows (i.e., electrochromic windows), large-area screens, anti-glare rearview mirrors, optical information storage, optical regulation, optical switches, optical…

Yellow tungsten oxide, which is also referred to as tungsten trioxide or WO3, has excellent electrochromic property. It is excellent electrochromic property that makes yellow tungsten oxide become a typical cathode electrochromic material. And the amorphous WO3 film is considered to be one of the most promising electrochromic materials. And therefore, WO3 is often seen in researches on electrochromic devices such as smart windows. More details, please visit: http://tungsten-oxide.com/index.html That is because the amorphous WO3 film has the advantages of…

Yellow tungsten oxide, which is known as tungsten trioxide (WO3), is a transition metal oxide with excellent photochromic property. For example, WO3 film turns blue when irradiated by ultraviolet light (in the sunlight). And the research on the photochromic property of yellow tungsten oxide can be explained by the dual charge injection – extraction model. More details, please visit: http://tungsten-oxide.com/index.html The dual charge injection – extraction model points out that after WO3 is irradiated with ultraviolet rays, the electrons in…

Yellow tungsten oxide, which is well-known as tungsten trioxide or WO3, is a semiconductor material developed in recent years with excellent gasochromic property. So, WO3 is often used as a gasochromic material for applications of different gas sensors such as NO2 sensors. The gasochromic property of yellow tungsten oxide is often explained by the polaron model. The following is an example given by the researchers. More details, please visit: http://tungsten-oxide.com/index.html Taking hydrogen as an example, hydrogen molecules are chemically adsorbed…

Yellow tungsten oxide is more often called as tungsten trioxide (WO3). And discoloration property of yellow tungsten oxide refers to the excellent color-changing performance of tungsten trioxide such as electrochromic performance, photochromic performance, and gasochromic performance. These unique properties of WO3 make it have great application prospects in the fields of electrochromic devices such as smart windows, optical devices, and gas sensors. More details, please visit: http://tungsten-oxide.com/index.html So, do you know what is the discoloration property of a material? The…

Yellow tungsten oxide nanowires, which are also known as tungsten trioxide nanowires or WO3 nanowires, are a unique N-type semiconductor material that exhibit good characteristics in terms of photocatalysis, electrochromism, photochromism, gasochromism, etc. Therefore, WO3 is often used as a photocatalytic material, an electrochromic material, a photochromic material or a gasochromic material, etc., for applications in photocatalytic degradation of organic and inorganic pollutants, hydrogen production from photolysis of water, color-changing devices (smart windows, etc.), photoelectrochemical devices, gas sensors (NO2 gas…

Tungsten carbide flowdrill is also called tungsten carbide fdrill that is environmentally friendly, wear resistant and high temperature resistant to drill hole with stability, high precision and beautiful surface. It provides a perfect solution for thin-wall drilling connection. Well, do you know what are advantages of tungsten carbide flowdrill? More details, please visit: http://www.tungsten-carbide.com.cn/tungsten-carbide-drill.html Advantages of Tungsten Carbide Flowdrill 1. Improve production efficiency. Quick drilling, rapid bushing forming, the whole process takes only 2-6 seconds. The formed bushing can be…