Isitofu sokungunda
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Isitofu sokungunda
Inkqubo yokubumba inaliti isebenzisa iimolds, ezenziwe ngentsimbi okanye i-aluminium, njengesixhobo esiqhelekileyo.Umngundo unamalungu amaninzi, kodwa unokwahlulwa ube ziziqingatha ezibini.Isiqingatha ngasinye sincanyathiselwe ngaphakathi kumatshini wokubumba inaliti kwaye isiqingatha sangemva sivumelekile ukuba sityibilike ukuze isikhunta sivulwe kwaye sivalwe ecaleni komgca wokuqhawula umngundo.Amacandelo amabini aphambili obumba ngundoqo wokungunda kunye nomgodi wokungunda.Xa umngundo uvaliwe, isithuba phakathi kondoqo wokungunda kunye ne-mold cav...
