Ukuchaneka kwe-mold kufuneka kube phezulu, ngokukodwa kubonakaliswe ekuphuculeni ukuchaneka kwe-mold yi-teknoloji yokucubungula i-mold, kwaye okwesibini, ukuchaneka kwe-punch kuchaphazela ukuchaneka kwemveliso;
Umsebenzi wokubumba kufuneka abe yingcali, ulawulo lomsebenzi wokubumba ukuchaneka kwe-mold kunye ne-algorithm iya kuchaphazela izinga lokupasa kwexesha elilodwa lokubumba. Imilinganiselo ephambili yeembumba ezininzi ezichanekileyo azivumelekanga ukuba zibe ne-slope, kodwa indawo yokunyamezela kunye ne-slope encinci iya kusetyenziswa ngokupheleleyo kwi-mold production, njengekholomu yokufaka i-gear. Xa kwakhiwa imodeli yedijithali, kufuneka sinikele ingqalelo ukulungiswa kokunyamezela. Ngokuqhelekileyo, imodeli ye-3D ebonelelwa ngabathengi ayinamsebenzi, kuba imilinganiselo yayo emininzi yimilinganiselo elinganiselwe. Ukuba siyila ukubumba ngokwale nto, ukungunda okuveliswe ngokusisiseko kuya kuchithwa.