Zigawo za Pampu
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Mwamakonda Makonda Investment Kuponya / mwatsatanetsatane Kuponyera Pampu Magawo
The Investment casting ndondomeko amatanthauza kupanga chitsanzo ndi sera, kukulunga wosanjikiza wa zinthu refractory monga dongo kunja, kutentha sera kusungunuka ndi kutuluka kunja, kuti apeze chopanda chipolopolo chopangidwa ndi zinthu refractory, ndiyeno kutsanulira chitsulo.mu chipolopolo chopanda kanthu mutasungunuka.Chitsulo chikakhazikika, zinthu zokanirazo zimaphwanyidwa kuti zipeze nkhungu yachitsulo.Njira iyi yopangira zitsulo imatchedwa kuponya ndalama, komwe kumatchedwanso kuti kuponya ndalama kapena kutaya sera.