Waa maxay abrasive

Abrasives waa fiiqan, walxo adag oo loo isticmaalo in lagu shiido meelo jilicsan.Abrasives waxay leeyihiin abrasives dabiiciga ah iyo abrasives macmal ah laba qaybood.Marka loo eego adkaanta kala-soocidda abrasive superhard iyo abrasive caadiga ah laba qaybood.Abrasives-ku waxay u dhexeeyaan walxaha jilicsan ee guriga ka soo saara iyo kuwa jajabiya gem ilaa walxaha ugu adag, dheeman.Abrasives waa maaddooyinka lagama maarmaanka u ah soo saarista nooc kasta oo badeecooyin sax ah.Nabarro badan oo dabiici ah ayaa lagu beddelay abrasives macmal ah.Marka laga reebo dheeman, sifooyinka abrasives dabiiciga ah ma aha mid aad u deggan, laakiin weli waxay leeyihiin qiimo isticmaalka.Dheeman, oo ah kan ugu dhibka badan, ayaa inta badan laga soo saaraa Koonfur Afrika, taasoo ka dhigan 95% wax soo saarka guud ee adduunka, inta soo hartayna Brazil, Australia, Guyana iyo Venezuela.Dheemanka warshaduhu waxay u dhexeeyaan cad-cad ilaa madow.Ka dib marka la shiidi karo, giraangiraha shiida, suumanka xaaqaya, taayirada dhalaalaya iyo budada shiida ayaa la samayn karaa.