These holes are not visible to the naked eye. Blowholes are formed when gases entrapped on a casting’s surface after solidifying form a rounded or oval cavity. Read Also: Different Types of Pattern in Casting Process (Explained) Types of Casting Defectsįollowing are the major types of casting defects:īlow holes are large holes that form inside a cast workpiece. Here are specific examples of defects that can appear in casting process, along with the causes and remedies of each type of defect. Therefore, you can prevent these imperfections proactively and deliver high-quality products. Identifying the causes and defects of casting is crucial. These are called casting defects, causing significant problems for manufacturers.Ĭastings can contain a variety of defects, each with its own characteristics, causes, and remedies. Due to this, it is prone to several unwanted phenomena which may compromise the quality of the final products. This process involves applying high pressure to the molten metal. The cooled part, also known as a casting, is removed or broken from the mold to complete the process. Casting is the process by which a liquid material is poured into a mold containing a hollow cavity of a desired shape, and then cooled.
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