Tungsten Information

Submicron Tungsten Powder Preparation by APT Cyclic Oxidation Reduction Method

Details: Category: Tungsten Information; Published on Wednesday, 18 October 2017 23:16

ammonium paratungstate reduction method image

Tungsten powder is mainly used to manufacture tungsten filament for incandescent lamp, inert gas shielded arc welding and atomic hydrogen welding electrode etc..

Tungsten Trioxide Gas Sensitive Performance Test

Details: Category: Tungsten Information; Published on Wednesday, 18 October 2017 22:16

Tungsten trioxide is a transition metal oxide, with a semiconductor character, has great potential for gas-sensitive materials, sensitive to a variety of gases, especially toxic gases.

What Factors Should be Paid Attention to in Producing High Purity APT

Details: Category: Tungsten Information; Published on Wednesday, 18 October 2017 21:40

APT preparation of reaction kettle image

High purity quaternary ammonium paratungstate (APT) is a crystalline powder of ammonium paratungstate with a purity of 99.999% to 99.9999%.

A New Shortcut for Preparing WC-CO Powder from Ammonium Metatungstate

Details: Category: Tungsten Information; Published on Wednesday, 18 October 2017 18:31

Many scholars have tried new methods to reduce production cost. The direct synthesis of tungsten cobalt alloy powder from ammonium metatungstate is an innovative attempt.

Zinc Tungstate / Bamboo Charcoal Composite Photocatalyst

Details: Category: Tungsten Information; Published on Wednesday, 18 October 2017 17:20

In recent years, tungstate catalysts have attracted more attention for their narrower band gap and larger visible light range.

How to Prepare Ultrafine Tungsten Powder by Ultrasonic Spray Drying

Details: Category: Tungsten Information; Published on Tuesday, 17 October 2017 20:39

ultrafine tungsten powder preparation by ultrasonic spray drying image

With the development of high and new technology, the requirement of pure tungsten and its alloy material is higher and higher.

Tungsten Powder Prepared by One Step Reduction Method

Details: Category: Tungsten Information; Published on Tuesday, 17 October 2017 20:19

The preparation of tungsten powder from APT is usually calcined in the weak reducing atmosphere to produce yellow tungsten, blue tungsten or purple tungsten.

New Method for Reduction of Ultra Coarse Tungsten Powder by Ammonium Paratungstate

Details: Category: Tungsten Information; Published on Tuesday, 17 October 2017 17:34

Ultra coarse tungsten powder is an important raw material for the preparation of ultra coarse tungsten carbide.

EDTA Wastewater Photocatalytic Oxidation with Bismuth Tungstate

Details: Category: Tungsten Information; Published on Tuesday, 17 October 2017 15:54

EDTA is a highly effective chelating agent. It has been widely used in chemical analysis, electroplating, medicine, industrial washing products, photographic products and other industries.