Borb karbide, alias diyama yumukara, formula B4C, mubisanzwe ifu yumukara. Nibimwe mubikoresho bitatu bigoye bizwi. . Gukomera kwa Mohs ni 9.3.
-Anti ububumbyi;
-ibikoresho birwanya imyenda;
-Yakoreshejwe mu gusya inshuro ebyiri za LED no kunanura no gusya amashanyarazi ya LED yaguye amasahani, inganda z’ingabo z’igihugu, inganda zikora inganda za kirimbuzi n’ibindi bikoresho by’ubukorikori, ibikoresho byo gusudira n'ibindi.
Turi ababikora, uruganda rwacu ruherereye i Shandong, ariko turashobora kandi gutanga serivisi imwe yo kugura kubwawe!
T / T (kohereza telex), Western Union, MoneyGram, BTC (bitcoin), nibindi
≤25kg: mugihe cyiminsi itatu yakazi nyuma yo kwishyura. > 25kg: icyumweru kimwe
Iraboneka, turashobora gutanga ingero ntoya kubuntu kubwintego yo gusuzuma ubuziranenge!
1kg kumufuka fpr ntangarugero, 25kg cyangwa 50kg kurugoma, cyangwa nkuko ubisabwa.
Bika kontineri ifunze cyane ahantu humye, hakonje kandi hahumeka neza.
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