cov khoom

  • Cenosphere (Microsphere)

    Cenosphere (Microsphere)

    1.Fly tshauv hollow pob uas tuaj yeem ntab saum dej.
    2.Nws yog greyish dawb, nrog nyias thiab hollow phab ntsa, lub teeb yuag, tej hnyav 250-450kg / m3, thiab particle loj txog 0.1 hli.
    3.Widely siv nyob rau hauv zus tau tej cov lub teeb yuag castable thiab roj drilling thiab nyob rau hauv ntau yam industries.