Macdanta macdanta ledhku waxa ay ka kooban tahay maaddo qani ah oo ka kooban macdanta ledhka iyo zinc.Macdanta macdanta "Lead" waxay leedahay codsi ballaaran oo ku saabsan warshadaha korontada, warshadaha mishiinada, warshadaha milatariga, warshadaha birta, warshadaha kiimikada, warshadaha iftiinka iyo warshadaha caafimaadka.Ka sokow, biraha rasaasta ayaa ujeedooyin badan u leh warshadaha saliidda.Leadku waa mid ka mid ah biraha laga soo saaro macdanta "zinc".Waa mid ka mid ah birta ugu jilicsan ee jilicsan, iyo sidoo kale cufis gaar ah oo weyn, buluug-cawlan, qallafsanaanta waa 1.5, cufnaanta gaarka ah waa 11.34, barta dhalaalidu waa 327.4 ℃, dhibicda karkaraya waa 1750 ℃, oo leh malleability aad u fiican, way fududahay in la sameeyo. laga sameeyo daawaha leh biraha kale (sida zinc, tin, antimony, arsenic, iwm).
Qalab dhameystiran oo loogu talagalay labiska macdanta macdanta "lead-zinc" waxaa ka mid ah: burburiyaha daanka, burburiyaha dubbaha, burburiyaha saamaynta, mishiinka saamaynta toosan, mishiinka kubbadda kolaydhka sita, feedhaha gariiraya, mishiinka qiimaynta iswada, mishiinka ilaalinta tamar sare oo tayo sare leh, kicinta macdanta taangiga, quudiyaha gariiraya, dhumuc weyn, wiishka macdanta, mishiinka qaada macdanta, mashiin wareega, macdanta dhaqda, iwm.
Guud ahaan, waxaa jira saddex nooc oo geeddi-socod tignoolajiyadeed oo loogu talagalay labiska macdanta macdanta rasaasta:
1, burburin, shiidid, darajeyn, sabeyn;
2, burburin, shiidi, dib-u-doorasho;
3, burburin, baaris, dubay.