Chitsulo chophimba chitsulo

Popanga zinthu, kuti pakhale nthawi yolimba yachitsulo chosungunuka, chophimba chophimba pamwamba pa chitsulo chosungunuka chimatchedwa chophimba.

Izi ndizoyenera kukwera wamba kwamchenga pazitsulo zazitsulo. Popanda kugwiritsa ntchito manja otetezera kutentha, kuchepa kwa mphika wopepuka ungasinthidwe kuchoka pa “V” kukhala “U” mawonekedwe, kupewa porosity ndi shrinkage. , Kudyetsa kwake ndi 30%, kulemera kwake ndikutsika kwa 50% -75%, zokolola zawonjezeka kuposa 15%, ndipo kuponyera kwamtunduwu kumatsimikizika kuti sikungasinthe, ndipo tani iliyonse ya Chitsulo chosungunuka chimangofunika kuyika ndalama za yuan 40-50, ndikuthira mafuta poyerekeza ndi zinthu monga mankhusu a mpunga, zotenthetsera, phulusa lazitsamba, ndi zotchingira zotenthetsera, pali zabwino zambiri zachuma komanso zachuma.