Some Knowledge about Investment Casting

As we all know that investment casting is a very professional technology and it has a wide application. But what do you know about the investment casting technology? Today let us learn something about investment casting together.

First question: Does investment casting have some other names? 

Is it suitable for the production of casting parts with high precision requirements and complex shapes? It is briefly called precision casting. In terms of properties it's a special casting not an ordinary casting technology. It has many practical applications, for example it has been used to cast some precise and complex castings. So for the questions above the answer is quiet for sure.

Second question: What are the process flows can be summarized for investment casting? 

To put it briefly there are five steps including wax pressing, shell making, pouring, post-treatment and inspection. Wax pressing refers to pressing, trimming and tree-assembling. Shell making contains sand adhering, dipping and drying. Post-treatment process includes many steps such as sand blasting, shot blasting, correction, pickling and etc. There are wax inspection, preliminary inspection, intermediate inspection and finished products’ inspection for the final process.

Third question: Does investment casting have a prosperous prospect?  

Investment casting in precision casting, with the development of investment casting technology, so far, it can be used to make both small castings and large castings. The size of the casting can reach 2 meters, and the thickness of the casting wall can reach less than 2 mm. In addition, geometric tolerances and surface roughness of castings have also been greatly improved. Therefore, to sum up, its development prospect is very good.

If you have some demands in investment casting we recommend our company Sieg-Huao which has equipped with professional production devices, advanced production technology and rich production experience. Looking forward to cooperate with you!