Tuesday, January 22, 2013

Tungsten Alloy Cover Shielding

Tungsten Alloy Cover Shielding

tungsten alloy cover shielding
As radiation becomes a problem. To protect body from radiation is very important. Tungsten alloy cover shielding for plasma accelerator is quite necessary. Depending on heaviest density but smallest capacity, tungsten alloy material is more and more popular be used for making tungsten alloy cover shielding to protect body from plasma accelerator radiation. Compared with lead, tungsten is much smaller but with heavier density, which is very helpful for high radiation absorption. It is more than 60% denser than lead, meanwhile, it has excellent mach inability, good corrosion resistance. The most important thing is that, tungsten material is environment-friendly. 

Experts find that radiation exposure could be reduced by maxing shielding. The density of a material is related to its radiation stopping ability. Higher density means better stopping power and shielding. Due to a higher density, tungsten heavy alloy has a much higher stopping power than lead. Its greater linear attenuation of gamma radiations means that less is required for equal shielding. Alternatively equal amounts of tungsten shielding provide diminished exposure risks than equivalent lead shielding.

Tungsten heavy alloy is a suitable raw material for radiation protection, as its combination of radiographic density (more than 60% denser than lead), mach inability, good corrosion resistance, high radiation absorption (superior to lead), simplified life cycle and high strength. It can provide the same degree of protection as lead whilst significantly reducing the overall volume and thickness of shields and containers. Besides, compared with lead or depleted uranium in the past, tungsten heavy alloy is more acceptable in this case, for they are non-toxic. 
 

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