国精产品海角天涯,国产成人a人亚洲精品无码 ,亚洲性无码一区二区三区,最近2019年中文字幕视频

Technical Parameters

Note: according to user requirements of nano particle can provide different size products.

Product performance

        1 Nano-boron carbide powder possesses high purity, small particle size distribution, high specific surface area;

        2 Nano-boron carbide powder is a synthetic ultra rigid materials, the hardness is 9.46;

        3 56-6200Kg/mm² microhardness, proportion was 252 g/cm³, melting is 2,250 degrees Celsius.

Application direction

        1 Nano-boron carbide powder also has more than micronstructured boron carbide powder higher neutron absorption efficiency, thus widely applied to the industry and national defense industry;

        2 Nano-boron carbide powder is not only applied in refractory materials, precision measuring element, and used in the manufacture of precision nozzle, sealing ceramic products, fine works etc;

        3 Nano-boron carbide powder is a synthetic superhard materials, as abrasive, high grinding efficiency, and not into the impurities, is the ideal substitute of diamond abrasive;

        4 Nano-boron carbide powder is a kind of high-grade refractory materials, was widely used in high precision engineering ceramic nozzle, sealing, nuclear industry, national defense industry.

Storage conditions

        This product should be stored in dry, cool and sealing of the environment, can not be exposure to air, in addition should avoid the heavy pressure, according to ordinary goods transportation.