Casting kɛtuma na, funteni ni nɛnɛ bɛ kɛ sababu ye ka mɔli nɔgɔya. compression ka funteni degun. o ye kari finmanba ye nɔgɔ sanfɛ min bɛ sɔrɔ o funteni degun in fɛ, o bɛ wele ko plaque, ani o kari bɛ sɛbɛn fɛn dilannen kan, min bɛ wele ko plaque. o ye fɛn ye min bɛ kɛ ni fɛn ye min tɛ bɛn, improper mold materie and strength and streng nɛnɛ, ani o ɲɔgɔnna.
countermeasures .
* Ka danfara dɔgɔya nɔgɔ ni suman funteni cɛ ani ka funteni dɔgɔya. .
* Aw bɛ mɔni sumaya sani aw ka a fili.
* Ka kɔnɔna nɛnɛ barika bonya ani ka kɛnɛma nɛnɛ bɔ.
*Mold Material. Funteni furakɛli ka kan ka kɛ min bɛnnen don kosɛbɛ walasa ka fanga ni gɛlɛya yiriwa.
* Nɔgɔ ka kan ka kɛ dugukolo dafalen ye walasa ka muru taamasiɲɛw dɔgɔya ani ka taamasiyɛnw don.
Cogojirali
Nɛgɛbere sɔgɔlen min bɛ sɔrɔ die-casting material da fɛ walima nkɔni walima laban yɔrɔ. kemikɛli kɛcogo ye reverse segregation sugu ye ni i ye a suma ni average composition (base metal composition).
Kun min na .
Nɔgɔ sanfɛla bɛ dɔgɔya ka da a dakun walima a nɔngɔn yɔrɔ dɔgɔyali kan, die-casting fɛn sanfɛla bɛ sabati dɔɔni dɔɔni, ani kɔnɔna sɔgɔlilan ɲɛnabɔli bɛ kɛ ka a sababu kɛ degun ye, etc., ani nɔgɔ yɔrɔ lakolon ani die-cast fɛn min bɛ sɔrɔ solidification shrinkage kɔnɔ, o bɛ bɔ kɛnɛ kan{3} concretion shirtion verse Danfara bɛ sigi..
*Aw bɛ se ka dakunw ka nkɔniw nɛnɛ.
* Aw bɛ sumanmugu funteni dɔgɔya. .
* Aw bɛ casting tansiyɔn dɔgɔya ani ka degun waati ɲɛ.
*Aw ye Alloy suguya sugandi (a bɛ se ka kɛ ni solide-liquid coexistence range fitinin ye).
