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99.95% Yellow Tungsten Oxide 355

99.95% yellow tungsten oxide may be applied to produce fireproof fabric. Fireproof fabric is designed to resist burning and withstand heat. And it can not only effectively prevent the spread of flame, but also can protect the original performance of the fabric products. Therefore, it is usually used in special industries for special types of protective fabrics. Studies have found a flame retardant and heat resistant nano magnesium oxide doped polyvinyl dc cable materials, by adding nano tungsten trioxide to…

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99.9% Yellow Tungsten Oxide 408

99.9% yellow tungsten oxide, or 3N yellow tungsten oxide, is a kind of yellow powder with relative high purity. Spray Pyrolysis Method to Produce Nano Yellow Tungsten Oxide By dissolving tungstic acid (H2WO4) in alkali solution containing ammonia under a certain ratio, by ultrasound spray conversion and vacuum drying to get nano YTO powder. Actually, this method is an aerosol process which belongs to vapor phase method. But it uses liquid phase as precursor. Therefore, it has the advantages of…

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99.99% Yellow Tungsten Oxide 424

99.99% yellow tungsten oxide may be produced by microemulsion method. This method adopts ammonium tungstate solution as raw material. The processes are shown as follows: 1. Add the ammonium tungstate solution into emulsion with surfactant. 2. After super-emulsifying, add in strong acid such as hydrochloric acid (HCL) and sulfate (H2SO4) to react and precipitate. 3. After centrifugal precipitants, clean the precipitants with solvent. 4. Dry to get yellow tungsten oxide. In microemulsion method, surfactant and co-surfactant is composed of a…

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Tungsten Alloy Block 469

The shape of the tungsten alloy block is square, rectangular or other shapes. It can be used as a substitute for nickel, titanium, and lead, as well as weapon parts and weights. It is also the best raw material for making molds. Characteristic Tungsten alloy block has good conductivity and thermal conductivity, density is 16~18.5g/cm3 and higher than that of nickel, titanium and lead. It has good mechanical strength, low thermal expansion coefficient and high elastic modulus. Applications Tungsten alloy…

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Tungsten Alloy Sintered 361

Tungsten alloy sintered is semi-finished products and is used as raw materials for subsequent processing. It has excellent physical properties and performance, which can be used as semi-finished products and precision-machined parts. Manufacturing processes Metal powder mixing: mixing tungsten powder with nickel, copper, iron and other metal powders; Vacuum drying: these powders are dried under vacuum; Pressing: pressing the main use of molded hair. Applications Tungsten alloy sintered can be used either as semi-finished or precision machined parts. If the…

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Tungsten Alloy Finished Parts 340

Tungsten alloy finished parts have a series of excellent properties such as high density, high melting point, good corrosion resistance and good wear resistance. They are made of high density tungsten carbides. Chinatungsten Online provides high quality tungsten alloy finished parts. Tungsten alloy finished parts are made of high density tungsten carbides. High density tungsten alloys have many advantages and are a special alloy with high density, processability, corrosion resistance and environmental protection. Tungsten alloys have high melting point characteristics.…

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Tungsten Alloy Blank 345

Tungsten alloy blank is tungsten alloy product without any processing. It had good machinability and corrosion resistance. It is used to make various weighted parts, radiation shields, defense military equipment, welding rods, and extrusion dies. Characteristic Tungsten alloy blank has a density of 15 to 18.5 g/cm3, which is superior to steel and molybdenum in machinability and physical properties. It is an important raw material and has corrosion-resistant, so tungsten alloy blank can be stored for a long time. Applications…

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Tungsten Alloy Bar 453

Tungsten alloy bar has a high density and melting point. It can be used as a balance weight, radiation shield, gyroscope rotor, armor-piercing, high-temperature processing materials, and can also be used for machining. Characteristic The density of tungsten alloy bar is generally 16.5~18.5g/cm3, which is 50% higher than lead and also much higher than steel. The melting point is high. Under high temperature conditions, other metals begin to melt and it remains intact. Applications Tungsten alloy bar can be used…

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Tungsten Alloy Cylinder 473

The production process of tungsten alloy cylinder is simple and easy to process. It is widely used in the automotive and military industries. It can also be used as a mold and various weights. Characteristic Since tungsten alloy cylinder has a simple production process and is easily reworkable. It is more popular than tungsten rod. After pressing, the tungsten alloy cylinder is easy to form and easy to process, while pure tungsten is brittle and not easily formed. Applications Tungsten…

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Tungsten Alloy Rod 404

Tungsten alloy rod has a smooth surface and excellent characteristics, which is widely used in weighted parts, radiation shields, military products, welding rods, molds, sporting goods. Characteristic Tungsten alloy rod is small in volume, high in melting point and high in density. It has extremely high hardness, tensile strength and elongation, as well as good wear resistance and high temperature resistance. Preparation The production process of the tungsten alloy rod is to first mix and press the tungsten powder with…

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