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Yellow powder, tungsten trioxide. Is insoluble when water is used. It can also be easily dissolved by alkali. For making hard and high melting alloys as well as wire and fireproof materials.
Color: yellow, purple, blue
Particle size 70nm
About Tungsten Oxide WO3 Powder:
Tungsten oxide or Tungsten triumoxideis an organic compound that is chemically described as -WO3 . The yellow powder contains the chemical formula . It’s made from soda ash and/ore fusion.
Tungsten dioxide isa crystalline yellow orthorhombic stone powder. Its color will turn darker after being heated. It has a specific gravity of 7.16 grams per cubic meter, a melting point of 1473°C and a boiling point that is 1750°C. It is stable and non-soluble in the atmosphere, water and organic acids other than hydrofluoric. However, it can be slowly dissolvable in ammonia and concentrated sodium hydroxyide solutions.
Tungsten oxide (also known as Tungsten trioxide/tungstic anhydride WO3) is a chemical mixture containing both oxygen & the transition metal of tungsten. It is used in the process of recovering tungsten from its mineral minerals. Tungsten ores undergo treatment with alkalis in order to obtain WO3. The pure metal is obtained by further reactions with carbon, hydrogen gas and tungstentrioxide.
Tungsten(VII), oxide, occurs naturally in the forms of hydrates. These minerals are extremely rare to rare secondary sources of tungsten.
The crystal structure of tungsten trioxide is temperature-dependent. Tetragonal is found at temperatures exceeding 740°C.
Tungsten dioxide ( Tungsten trioxide) is a strong oxygenizing agent. The metal reacts strongly with rare-earth element iron, copper manganese zinc, iron and aluminum. To make dioxide, it can react with gold and Platinum.
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Performance of Tungsten Oxide WO3 Powder:
Tungsten dioxide can be described as a white orthorhombic crystal dust. When heated, it changes color from white to black. Its specific gravity, which is 7.16 g/cubic meter, is 1473°C. The boiling point is 1750°C. It sublimates at 850°C remarkable and then turns green when it melts. Stable in air; insoluble in water.
Tungsten Oxide powder WO3 technical parameter:
HTML3 Certificate for Analysis—ppm
Cu
2.5
0.50
8.3
100
35
How is Tungsten Oxide WO3 Pulver made?
Tungsten dioxide can come in many forms. CaWO4, or scheelite is permitted to react with HCl, to produce tungstic, which then breaks down to WO3 (at high temperatures) and water.
CaWO4 + 2 HCl → CaCl2 + H2WO4
H2WO4 → H2O + WO3
One common way to produce WO3 from ammonium par tungstate (APT), is through calcination under oxidizing circumstances:
(NH4)10[H2W12O42] • 4H2O → 12 WO3 + 10 NH3 + 10 H2O
Examples ofTungsten Olide WO3 Puffer:
Tungsten dioxide serves many functions in our daily lives. It’s used extensively in the industry for manufacturing Xray phosphors. A pigment that can be used in ceramics and paints due to its bright yellow color is WO3.
1.Tungsten dioxide is principally used in the calcining of reduction to produce the tungsten-carbid powder.
2.Tungsten trioxide can also be used to manufacture pure tungsten products, tungsten bars, tungsten wires, tungsten electrodes;
3.A small amount tungsten trioxide can be found in some industrial production as an additive to the color of yellow ceramics.
4. As an important coating material and anticorrosive paint in shipbuilding, the key ingredient is tungstenoxide of tungsten.
5. In recent times, electrochromic windows (or smart windows) have been produced using tungsten dioxide. These windows can be switched electrically and have different light transmission properties. The ability to tint windows allows you to control the flow of light and heat.
6.Xray screen and fireproof fabric, the colorant and analysis substance of chinaware and other related materials.
7.Tungsten dioxide can be used in radiation shielding as well as weight.
Research on 8.WO3 continues to be extensive because of its important role in electro-optical research, electrochromic and catalytic activities, among others.
9.Rayoning shielding material, and the metal that produces tungsten.
Tungsten Oide W3 Powder Storage Condition:
Tungsten Oxide WO3 () should be stored dry, cool, and closed to oxygen.
Packing & Shipping of Tungsten Oxide WO3 Powder:
This item is packaged in double plastic bags.
Tungsten Oxide W3 Powder Packing: 100g, 500g (or 1kg/bag), 25kg/barrel and as per your request.
Tungsten Oxide Wo3 Powder shipping shipping can send out via sea, air, express or ground as soon as the payment has been received.
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