Tungsten alloy medical shielding can be used for collimators, nuclear radiation shields, ray blockers, PET syringe shields, protective canisters, radioisotope containers, DNA (FDG) containers, multi-leaf collimators, etc. .

The advantages of tungsten alloy materials:

1.High radiation mask absorption capacity

2.Under the same radiation mask performance, the tungsten alloy mask is thinner than the lead material

3.Non-toxic, environmentally friendly materials

4.Good machinability

5.Hard and wear-resistant, no need for coating protection

6.Easy to disinfect and sterilize

For more information about tungsten alloy products, please visit: tungsten-alloy.com

Tungsten alloy military cube has excellent properties of high density and high strength, and is an ideal material for military products. The commonly used content is 93%~97% WNIFE, and trace elements are added to improve its crushability, tensile strength and bending strength. . In addition, tungsten alloy is non-toxic and non-polluting, and tungsten alloy military squares are widely used in military fields such as fragmentation rings.

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Tungsten alloy swaging rod is made of tungsten alloy rods by swaging. Common methods used in processing include extrusion, forging and sintering. After swaging, tungsten alloy swaging rods have higher elongation, hardness and tensile strength than tungsten alloy rods. Tungsten alloy swaging rods have a longer service life. Tungsten alloy swaging rods are widely used in the military field and can be used as rifle bullets, armor-piercing bullets, and anti-material sniper rifle bullets.

Advantages of tungsten alloy swaging rod: low cost, easy to use, simple processing, good wear resistance, high hardness (40HRC, the strength of tungsten alloy rod is between 26HRC and 30HRC), high tensile strength (1200MPa~1400MPa).

For more information about tungsten alloy products, please visit: http://www.tungsten-alloy.com

Tungsten alloy rod has many excellent characteristics such as high density, high melting point, small size, extremely high wear resistance, high hardness, high tensile strength, high elongation, high temperature resistance, etc. It is widely used in industrial fields such as aerospace Counterweights, medical masks and processed parts such as molds and welding rods.

For more information about tungsten alloy products, please visit: http://www.tungsten-alloy.com

The density of tungsten alloy plate is between 16.9 and 18.1g/cm3, which means that tungsten alloy is the heaviest metal material. Tungsten alloy has excellent radiation shielding ability, electrical conductivity, thermal conductivity, corrosion resistance and mechanical properties. The tungsten alloy sheet provided by Chinatungsten Online has a tungsten content of 85-97%, and the size can be customized according to customer requirements. It has the advantages of high density, good elongation, durability and long service life.

For more information about tungsten alloy products, please visit: tungsten-alloy.com

钨合金环一般应用于工业配重件，或医疗器械的屏蔽件。环的厚度最薄可以做到2mm，但因太薄导致加工过程中易出现崩裂的情况，因此废品率高。壁厚越薄，价格越高。

更多关于钨合金产品信息请访问：tungsten-alloy.com

What is Nano Yellow Tungsten Oxide?

Yellow tungsten oxide (WO3, Nano Yellow Tungsten Oxide) is an oxide of tungsten with a yellow powder appearance. Two different particles of yellow tungsten oxide are different in size and show different colors. When the crystal size is about 1.5um, it appears yellow; when the crystal size is about 15um, it appears green. Although the appearance is different, the characteristics are similar.

Physical Properties Of Nano Yellow Tungsten Oxide:

Physical properties: yellow or bright green, finely divided yellow crystal powder, loose specific gravity 2.3~2.8g/cm3.

Appearance and characteristics: yellow powder, stable at room temperature, the product passes through 80 mesh screen.

Nano Yellow Tungsten Oxide Application:

1. As an important intermediate in tungsten metallurgy industry, yellow tungsten oxide is widely used in metal tungsten powder and tungsten carbide powder, and then used in the production of metal tungsten products.

2. Part of yellow tungsten oxide is used in the production of chemical products, such as tungstate; due to its rich yellow color, it is used as a pigment for ceramics and paint production; it has catalytic properties and is used in petroleum industry catalysts, etc.

3. Fireproof fabrics and gas sensors for industrial X-ray screen phosphor production.

4. It has semiconductor photocatalytic properties and has been extensively studied as a photocatalyst (photocatalyst).

Nano Yellow Tungsten Oxide Packaging:

25kg or 50kg net weight, packed in double-layer polyethylene plastic bags inside, and plastic drums/iron drums as outer packaging; vacuum packaging or other net weight requirements, or the order weight is less than the standard packaging specifications, customized according to the actual situation; conventional packaging is Product name + batch number and other neutral text printing//writing, if you need personalized content, you can also customize.

More product details please visit: tungsten-oxide.com

What is Nano Tungstic Acid?

Nano tungstic acid usually refers to nano yellow tungstic acid, an amorphous yellow powder. The properties of tungstic acid in water and acidic solutions are relatively stable, almost insoluble in water, soluble in alkali, slightly soluble in acid, but can react with water. And exist in a certain colloidal form. When tungstic acid is heated to 100°C, it loses a molecule of water and turns into tungsten trioxide. It is almost insoluble in acid, slightly soluble in hot water, and exhibits stable properties at temperatures below 150°C; In strong alkaline solutions, ammonia and hydrofluoric acid.

Chemical formula of nano tungstic acid: H2WO4 or WO3·H2O

Physical Properties Of Nano Tungstic Acid:

Appearance color: light orange-yellow powder, insoluble in water.

Purity: ≥99.9%

Average particle size: 30~50nm

Melting point: 1473℃

Nano Tungstic Acid Application:

Due to its unique properties, tungstic acid was used as the most important and high-purity intermediate compound in the tungsten metallurgical industry in the early days. At present, most of its functions have been replaced by ammonium paratungstate (APT). Raw material of tungsten trioxide; raw material of submicron tungsten powder and some tungsten compounds, used as pigment in yellow glaze, as colorant for yellow ceramics, etc.

Nano Tungstic Acid Packaging:

25kg or 50kg net weight, packed in double-layer polyethylene plastic bags inside, and plastic drums/iron drums as outer packaging; vacuum packaging or other net weight requirements, or the order weight is less than the standard packaging specifications, customized according to the actual situation; conventional packaging is Product name + batch number and other neutral text printing//writing, if you need personalized content, you can also customize.

More product details please visit: tungstic-acid.com

What Is Purple Tungsten Oxide?

Purple tungsten oxide (WO2.72 or W18O49, Purple Tungsten Oxide or Violet Tungsten Oxide, VTO for short) is a kind of tungsten oxide, which is a purple finely divided crystal powder with a molecular weight of 227.36.

Physical And Chemical Properties Of Purple Tungsten Oxide:

Appearance: purple or blue-purple broken crystal powder

Solubility: Insoluble in water, alcohol and most acids, soluble in ammonia and lye.

Preparation method of purple tungsten oxide:

The preparation of violet tungsten oxide is usually produced by controlling certain reducing conditions using ammonium paratungstate (APT), tungstic acid or tungsten trioxide (WO3) as raw materials. The preparation methods of violet tungsten usually include APT wet hydrogen direct reduction method, hydrogen tungstate reduction method, and APT mild reduction method.

Uses of purple tungsten oxide:

1. Preparation of tungsten powder, especially the preparation of nanometer, submicrometer or ultrafine tungsten powder.

2. Applied to gas sensor, showing good gas sensitivity to nitrogen dioxide at room temperature.

3. Preparation of tungsten carbide powder and ultrafine WC-Co powder.

4. Raw materials for the production of glass thermal insulation coating dispersions.

5. Additives for cathode materials of lithium batteries.

Purple Tungsten Oxide Packaging:

25kg or 50kg net weight, packed in double-layer polyethylene plastic bags inside, and plastic drums/iron drums as outer packaging; vacuum packaging or other net weight requirements, or the order weight is less than the standard packaging specifications, customized according to the actual situation; conventional packaging is Product name + batch number and other neutral text printing//writing, if you need personalized content, you can also customize.

More product details please visit: violet-tungsten-oxide.com

What is Tungsten Disulfide?

Tungsten disulfide (WS2, Tungsten Disulfide) is a low-dimensional transition metal sulfide with a layered structure similar to that of graphene. It is widely used in optoelectronics, lubrication, and energy storage due to its good mechanical, thermal, optical and electrical reasons. , medical and other fields.

Physical Properties of Tungsten Disulfide:

Appearance is black gray powder, density 7.6g/cm3, slightly soluble in cold water, soluble in hot water, insoluble in inorganic acids, alkalis and alcohols except concentrated nitric acid and hydrofluoric acid mixture, but soluble in molten alkali. Because W in WS2 is in an intermediate valence state, it has strong reducing and oxidizing properties, and is easy to react with hot concentrated sulfuric acid, nitric acid, aqua regia and other strong oxidants to produce WO3 or WS3; in addition, heated to 1250 in vacuum ℃ will decompose into tungsten and sulfur.

Tungsten Disulfide Crystal Structure:

From a microscopic point of view, WS2 is a lamellar hollow sphere with a hexagonal crystal system. S-W-S molecular clusters form a hexagonal network on its surface, and the layers are connected by van der Waals forces and the layers are linked by W-S covalent bonds.

Preparation Method Of Tungsten Disulfide:

1. Roasting decomposition method: First react tungstic acid with ammonia water to generate ammonium tungstate, and then react with hydrogen sulfide gas to generate ammonium tetrathiotungstate, which is roasted at high temperature and decomposed into WS2.

2. Direct synthesis method: WS2 can be formed by passing sulfur vapor into red-hot tungsten.

In addition to the above two methods, there are hydrothermal synthesis method, high temperature solid phase synthesis method and so on.

Tungsten Disulfide Use:

1. As a lubricant, it is suitable for use in places with harsh working environments, mainly because tungsten disulfide has a low coefficient of friction, good compression resistance and oxidation resistance.

2. Used as energy storage electrode material. WS2 can significantly improve the electrochemical performance and safety of electrode materials due to its good electron transport rate and thermochemical stability.

3. It is used as a petroleum catalyst, because it has the characteristics of good cracking performance, stable and reliable catalytic activity, and long service life.

Tungsten Disulfide Packaging:

25kg or 50kg net weight, packed in double-layer polyethylene plastic bags inside, and plastic drums/iron drums as outer packaging; vacuum packaging or other net weight requirements, or the order weight is less than the standard packaging specifications, customized according to the actual situation; conventional packaging is Product name + batch number and other neutral text printing//writing, if you need personalized content, you can also customize.

For more information, please visit: http://tungsten-disulfide.com/