Preparation of Ammonium Paratungstate Using Tungsten-contained Waste Material

preparation of ammonium paratungstate using tungsten-contained waste material picture

Researchers have proposed a method for producing ammonium paratungstate using tungsten-contained waste material, which has the advantages of short production process. Evaporated and crystallized waste ammonia gas and wastewater can be recycled and reused. And it significantly reduces emissions of waste gas and wastewater. Also, it improves the tungsten recovery rate.

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Tungsten Carbide Glass Cutter Applied for Cutting Plate Glass

tungsten carbide glass cutter applied for cutting plate glass image

Tungsten carbide glass cutter is welcomed for cutting plate glass. And it is the tungsten carbide cutting wheel that plays a role of scoring a line on the glass, and then split it through mechanical stress along the line. The advantage of this method is that the processing method is simple, the glass can be effectively broken, and the cost is relatively low.

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Tungsten Carbide Glass Cutter Applied for Glass Cutting

tungsten carbide glass cutter applied for glass cutting picture

Tungsten carbide glass cutter is a tool with a small tungsten carbide cutting wheel, which is widely applied for glass cutting as it has advantages of high hardness, wear resistance, heat resistance, corrosion resistance, good strength and toughness. Especially, high hardness and high abrasion resistance of such a glass cutter remains basically unchanged even at a temperature of 500 °C. Also, it still has a high hardness at 1000 °C.

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Tungsten Carbide Glass Cutter Applied for Cutting Wired Glass

tungsten carbide glass cutter applied for cutting wired glass picture

Tungsten carbide glass cutter for cutting wired glass adopts tungsten carbide as the material of its cutting wheel and non-slip pen design, which has characteristics of sharp cutting, fast speed, high precision, wear resistance, corrosion resistance, high hardness and long service life. Using tungsten carbide glass cutter, it is easy to get smooth, flat and beautiful cut surface. Also, it is non-slip and is safer to use.

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How to Improve Photocatalytic Performance of Yellow Tungsten Oxide?

how to improve photocatalytic performance of yellow tungsten oxide picture

How to improve photocatalytic performance of yellow tungsten oxide? The researchers proposed a method to improve the photocatalytic performance of yellow tungsten oxide (tungsten trioxide/ WO3). Through this method, WO3 photocatalyst showed higher photocatalytic activity than the single crystal phase WO3in the photocatalytic degradation of water to produce hydrogen and degradation of pollutants.

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