How to Play Dart
- Category: Tungsten Information
- Published on 21 July 2017
It’s a constant process of self-improvement when you are practicing dart. As dart is interesting and attractive, there are over one millions dart players in China. And they usually use tungsten dart that made of tungsten alloy dart shaft for practice.
Vertical Ring Type Strong Magnetic Separator
- Category: Tungsten Information
- Published on 21 July 2017
The invention of magnetic separator took a technological change for the selection of tungsten concentrate. Since "Jones" flat ring type strong magnetic separator was born in 60s, the magnetic separator became the centre of attention due to its advanced beneficiation design concept.
Ammonium Metatungstate Preparation -- Electrodialysis Method
- Category: Tungsten Information
- Published on 21 July 2017
Ammonium Metatungstate (AMT) is an important compound product in the process of tungsten smelting and it is widely used.
Mechanism of Damage Caused by Elastic Aftereffect on Pressed Shape
- Category: Tungsten Information
- Published on 21 July 2017
When the mould is knockout, the elastic aftereffect is too large, and will cause the following hazards:
1. dimension deviation.
2. cracks or delamination occurred on the pressed shape.
Expression and Influencing Factors of Carbide Compacts Strength
- Category: Tungsten Information
- Published on 21 July 2017
1. Notation of Carbide compacts flexure strength （ASTM B783,GB5160-85，GB5319-85）ASTM(American Society Testing and Materials）:31.75*12.76.35mm
GB：30*12*6mm
APT Crystallization Liquor Treatment--Artificial Scheelite Method
- Category: Tungsten Information
- Published on 21 July 2017
The crystalization method of evaporation and extraction method in the preparation of APT will produce crystallization liquor, leaving about 5% -10% of the WO3 and part of the S, P, As, Mo, K, Na and other impurities.
Dart Championship Rule
- Category: Tungsten Information
- Published on 20 July 2017
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It’s interesting to watch dart championship, especially when you know its rules. There is only one rule to play hard darts, that is, 501 rule. This rule is usually used in regular domestic and international competitions, such as the World Darts Championships, the British International News Championships and China's first darts open competition.
Tungsten Alloy Shielding for Medical Industry
- Category: Tungsten Information
- Published on 20 July 2017
Tungsten alloy shielding materials are classified into two groups. One is tungsten heavy alloy materials, which is mainly composed by mixing more than 90% of the tungsten powder and other metal powder such as nickel, iron, and copper powder.
Floating Cavity Block Pressing
- Category: Tungsten Information
- Published on 20 July 2017
1. Definitions:
Undershoot hold-on, cavity float up and down by the support of spring, cylinder or oil cylinder. Put pressure on uprush in pressing, with the pressing of powders, the friction between the cavity die wall and different powders increases gradually. When the friction force is greater than the support force
Friction Core Pressing
- Category: Tungsten Information
- Published on 20 July 2017
1. Definitions:
When friction core pressed, cavity block and undershoot hold-on, uprush move down with the force of the core rod, and the core rod down faster than the powder velocity, rely on the friction between core rod
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