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Zhuzhou KJ Super Materials Co., Ltd. manufactures nuclear and radiation shielding products which reduce risk and increase the safety of workers in potentially hazardous environments. Our products are used to prevent the spread of contamination and reduce exposure in radioactive arenas such as nuclear power plants, Department of Energy cleanup sites and laboratory facilities, and naval shipyards.

Offering Wide Product Range

Our main products include Wolfram,Tungsten,Tungsten Alloy, Tungsten Shot,Fishing Sinker,Tungsten Balls,Tungsten Cubes, Radiation Shielding,Syringe Shield,Bucking Bar,Tungsten Points for Archery,Copper Tungsten,Tungsten Crankshaft,Tungsten Spheres,Tungsten Alloy Swaging Rods, Boring Bars, Collimators and Counterweights, which are popular in the US, Canada and Japan.

We offer high-quality products for customers in China and abroad. Our products have characteristics of high density, high hardness, high melting point, anti-corrosion, radiation protection, nontoxic and environment-friendly. Therefore, our tungsten alloy products are widely used in fields of aerospace, medical equipment, military, mechano-electronic, oil exploration, vehicle, sports counterweight and gold-plated jewelry

Lead by Materials Science Professors and Senior Engineers

With strong foundation, advanced manufacturing technology, strict quality control, and a professional research and development team lead by material science professors and senior engineers, we gain support from relevant academy of Central South University and foreign advanced technology. In addition, we own more than 40 patents for invention and product appearance which ensure our tungsten alloy products are in the leading level in domestic and international markets.

Tungsten (Wolfram) Vial Shield


External dimensions: Dia = 39 mm H = 70 mm
Internal dimensions: Diaint = 26 mm Hint = 56,5 mm
Shielding: 6 mm tungsten ( Eq to 10 mm lead)
Weight:0.75 Kg

Accommodates Vial Size:10 ml

Tungsten Shielded Container for Vial Transport


Weight: 14 kg

Pit dimensions (mm) 33 x 57 (Ø x h) External dimensions (mm) 93 x 130 (Ø x h) Shielding (Tungsten) (mm) 29.5

Used in Radiopharma Production

Nuclear Medicine For Accessories

Tungsten Z-PET Syringe Shield


Dimensions: 2.75" l x 1.7" dia (70 x 43 mm)

Shielding: .55" thick (14 mm) tungsten

Weight: 3.7 lb (1.7 kg)

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