The Principle of Armour-piercing Bullet

Armor-piercing bullet has a reputation for strong drill, as the saying goes, diamond cut diamond.

It mainly by the projectile hit targets in a large kinetic energy and high breakdown strength steel armor itself.To breakdown armor of the target without the great self-conditions is not enough. The projectile of armor piercing bullet is made by high-density tungsten alloy, which is harder than the armor of tank.
Every single bullet have hard warhead. It’s the sworn enemies for attack the tank and armored vehicles, also for concrete work.

When launched, the bullet under the action of high temperature and high pressure gas in the chamber, hit a target, it will make a pit. Meanwhile, the bullet will replace the surface of steel armor pit bottom. Although the warhead has burst, but the Projectile under the impact of the strong inertial force, it will continue to forward. When the impact force reaches a certain value, the fuse is triggered, and it caused the explosion of the projectile charge. This would produce dozens of tons to hundreds of tons of high pressure on each square centimeter. Thus, it get the Purpose of destruction.

Now we know, the Penetrator penetrating power mainly comes from the kinetic energy projectile motion.

Tungsten alloy has many excellent characteristics, its high density, good thermal stability, non-toxic, non-polluting, and many other advantages, has been widely used in military category, and gradually replace other military metal.

 

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Tungsten Alloy Military Products,Armour-piercing Bullet

Tungsten alloy is a kind of free from contamination, abrasion resistant, high hardness of the material. It has good high temperature strength hardness, electrical conductivity and corrosion resistance. So that Tungsten alloy military products are widely used in military field. It is used for the bullet, armor-piercing and warhead, grenades, cannon, tank guns, etcTungsten alloy is a kind of free from contamination, abrasion resistant, high hardness of the material. It has good high temperature strength hardness, electrical conductivity and corrosion resistance. So that Tungsten alloy military products are widely used in military field. It is used for the bullet, armor-piercing and warhead, grenades, cannon, tank guns, etc.

Penetrator is a typical high density tungsten alloy products. Armor-piercing application in the military, is based on the hardness and shape of the shell material, plus a charge transfer of kinetic energy during the shooting, when in contact with the rigid target penetrates the surface and to achieve the effect of damage. Armor-piercing except for anti-tank, can also be used to deal with other solid targets, or use on bomb, the attack warship protective armor.

Early, the shapes of penetrator warhead is simple pointed cone flow line. With the increase of firing distance, simple the firing accuracy of streamlined does not ensure that the warhead. To stabilize the ballistic warheads, began to appear on the warheads hood front end, this kind of penetrator is called cap penetrator. And in World War II began to application.

At present, in order to avoid military material produce pollution to the environment, tungsten alloy military products are gradually replacing lead and depleted uranium for bullets and penetrator.

 

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With the advent of summer break, tungsten weak demand

Tungsten market: With the advent of summer break, large enterprises plan this month unpublished, tungsten businesses are mostly watching recently, very little actual transaction, inquiry was also suppressed low, expected this month, the overall turnover of the market or significantly lighter. Recent tungsten scrap market volume is small, demand for the release is slow, underpowered price adjustment businesses. Dragged down by weak demand in the short term is difficult to have a clear tungsten ore price rally this week, prices or continue to stabilize.

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Tungsten ore guidance unchanged, post significant gains difficult

The latest CMN, Ganzhou Tungsten Industry Association in July to 65% wolframite guidance of 110,000 yuan / ton, unchanged from last month were, following last month's flat, two consecutive months guidance stabilize, it also laid the tungsten market is the recent trend broadly stable based. Today, tungsten ore miner continues to market the sidelines, purchasing and shipping are less market activity is very low, thinly traded. Dragged down by weak demand, is expected to have a significant short-term price rally hard this week, prices or continue to stabilize, 7 months late and even the risk of a slight decline.


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Sluggish demand both inside and outside, tungsten market upward lack of support

Tungsten market: both the current sluggish external demand, the tungsten market upward lack of support. Recent internal tungsten prices or weaker, but the cost aquiline, businesses lose money cheap shipping will not high, short-term hold stocks or hold stocks wait and see, exercise caution. Tungsten ore market running smoothly, traders reluctant to sell emotions rich, multi-select hold stocks wait. Tungsten scrap market's recent trading performance is also poor, the business mentality is more confused, and some pessimistic expectations, it is expected that short-term shortage of scrap tungsten prices steady decline is possible.

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Waste tungsten continued steady run, the business mentality is more confused

Minmetals other large mining enterprises in July Scheelite forthcoming guidance, estimates are less likely to rise, and tungsten scrap market turnover also performed poorly recently, the business mentality is more confused, and some pessimistic expectations, it is expected that short-term waste tungsten Quotes steady decline may be no shortage.

Tungsten scrap market remains stable mainstream. Currently waste tungsten drill mainstream transaction price excluding tax is still concentrated in the 187-189 yuan / kg, domestic waste tungsten blade 168-170 yuan / kg, imported blade 178-181 yuan / kg, scrap wire drawing dies 179-181 yuan / kg, tungsten grinding waste materials above 70 degrees transaction price is still concentrated in the vicinity of 1.8 yuan / kWh.

Overseas tungsten City steady run. 4 night MB ferrotungsten Rotterdam quote 42.1-43 USD / kg tungsten, ammonium paratungstate Europe quoted 370-380 U.S. dollars / metric ton, quotation 365-370 dollars / metric ton, steady. With the approaching summer break in Europe, overseas demand is gradually weakening, expected short-term overseas tungsten City or temporarily maintain steady trend.


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High Purity Titanium Production in China

It is reported that a project called "an annual output of 250 tons of electronic extremely hypoxic high purity titanium " put into operation in China in July 1th, 2014. Not only does the high purity titanium fill gaps in the relevant industries and technology, but also break the monopoly of the developed countries in this project.

As a high-end strategic metal material, titanium has lots of characteristics,such as light weight, high strength, corrosion resistance. Titanium metal has always been strategic material for aircraft manufacturing and aerospace industry ,playing an important role in national security and national defense construction . At present, only the United States and Japan can produce high purity titanium in the world. As a high-end metal material, the United States strictly limit its exports to China.

The total investment of the project is 200 million yuan, sales income will be put into 400 million yuan. The project with international advanced technology level, has many advantages of low energy consumption, no toxic emissions. The high purity titanium will promote the transformation and upgrading of China's military, aerospace, medical equipment and other high-end enterprises.
high purity titanium


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The advent of the summer season, continued weakness in the tungsten market

Tungsten market: With the advent of the summer season, moved into the summer break abroad, foreign orders declined export enterprises, coupled with continued weakness in the domestic market of tungsten, tungsten market this week, more depressed, very strong emotional traders reluctant to sell, and ask for more cash transactions, Transaction deadlocked; buyers buyers have inquiry but two days is not the actual procurement initiative, expected short-term price of tungsten or slightly lower after another in varying degrees. Tungsten prices steady weakening, but very price will remain part of the business is strong, steady watching the majority. Short-term market is expected to stabilize or temporarily sidelines.

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Tungsten prices steady weakening, steady watching the majority

Tungsten prices steady weakening. Currently the mainstream price of tungsten powder and tungsten carbide market concentration in the 258-260 yuan / kg, more concentrated in the 260 yuan traded / kg or less, individual businesses 255 yuan / kg also cheap shipping, but some businesses are very price will remain strong, steady watching the majority.

0.39mm tungsten market price 420 yuan / kg or so, tungsten steel transaction price of 285 yuan / kg, high-purity tungsten 310 yuan / kg, 99.98% of the reference price of tungsten military about 480,000 yuan / ton. Since the powder prices continue to decline, prices of manufactured goods would be difficult to continue to firm, businesses offer had to be reduced. Tungsten prices or expected short-term transient stability sidelines.


Tungsten Manufacturer & Supplier: Chinatungsten Online - http://www.chinatungsten.com
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Email:  sales@chinatungsten.com
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Stanford Advanced Materials Launches Polymer Tungsten For Environmentally Friendly Medical Radiation Shielding

Stanford Advanced Materials (SAM), the industry leader in materials, is proud to announce the release of its new Polymer Tungsten for effective radiation shielding. This is a remarkable achievement in the move towards environmentally friendly solutions for radiation shielding.

Stanford Advanced Materials (SAM), the industry leader in materials, is proud to announce the release of its new Polymer Tungsten for effective radiation shielding. This is a remarkable achievement in the move towards environmentally friendly solutions for radiation shielding.

Izzy Xin from SAM explains, “Tungsten is an excellent radiation material, but it’s too fragile to be curved into desired shapes. However when you put tungsten powder with polymer to make a polymer tungsten composition, you get a flexible radiation resistant material. SAM is continuously striving to find innovative solutions to meet customer needs. Given the environmental costs of lead, poly tungsten will surely replace it in the coming years.”

Polymer Tungsten (also known as Tungsten-filled Polymer and PolyTungsten) is a composition of various resins and Tungsten powder which are mixed together through special metallurgical technology. Compared with other materials, tungsten poly has its own properties; it can be easily machined, has high radiation resistance, and is environmentally friendly. Traditionally, lead (Pb) was the best option for shielding against radiation. It is inexpensive and abundant, but it is toxic and highly-hazardous. In fact it is ranked number two on the United States’ “Priority List of Hazardous Substances


 

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