Casting is a metal humans master earlier hot working process, about 6000 years of history.
China between 1700 ~ 1000 b. c. Has entered the heyday of bronze cast
ing, craft has reached a quite high level.
Today the dongguan foundry casting foundry manufacturer will come to tell you about principles.
1, the priority using sand mold casting, the main reason is sand mold casting compared with other casting method of low cost, simple production process, short production cycle.
When wet can't meet the requirements to consider using clay sand table dry sand, dry sand mold or other mould.
Coatings for green sand mold casting can be from a few kilograms to tens of kilograms of weight, and clay dry production castings can weigh up to dozens of T.
2, casting method with the production batch.
Low pressure casting, die casting, centrifugal casting and other casting method, because the price of the equipment and mold is expensive, so only suitable for mass production.
3, modelling method should be suitable for factory conditions.
Also is the production of large machine tool lathe bed casting, such as, for example, generally USES the core modelling method, don't make shape and sand box, core in the pit.
While other factories use sand box modelling method, production.
Different enterprise production conditions, production habits, accumulated the experience of each different, what should be considered according to these conditions suitable for products and is not suitable for (
What to do.
4, to take into account the precision casting, and the cost.
Above is about the principle of casting, I believe you also have a new knowledge of casting after watching.
Today small make up to you at this point, want to know more information please attention the dongguan foundry casting factory, let's see you next time. cast iron suppliers
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