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Identify the roles of the four types of word parts used in forming medical terms. Use your knowledge of word parts to analyze unfamiliar medical terms. Describe the steps in locating a term in a medical dictionary. Define the commonly used word roots, combining forms, suffixes, and prefixes introduced in this chapter.
Sand Casting. Metal castings produced in sand molds. Sand Control. Procedure whereby various properties of foundry sand, such as fineness, permeability, green strength, moisture content, etc., are adjusted to obtain castings free from blows, scabs, veins, and similar defects. Sand Porosity. Volume of the pore spaces or folds in a sand.
Advantages of Casting • Complex shapes • Parts can have hollow sections or cavities • Very large parts • Intricate shaping of metals that are difficult to machine • Different mold materials can be used –Sand, metal, or ceramics • Different pouring methods
Sand – this widely available material is used in around 70% of metal casting processes. It is recycled and reused at Haworth Castings – providing a cost-effective and eco-friendly approach. Sprue – this is part of the running system through which the molten metal enters the mould.
Casting involves circumferential application of plas-ter or fiberglass. As such, casts provide superior immobilization, but they are more technically difficult to apply and less forgiving dur-ing...
Sand casting is a mold based net shape manufacturing process in which metal parts are molded by pouring molten metal into a cavity. The mold cavity is created by withdrawing a pattern from sand that
The document provides information about the casting process, including key steps and terminology. It discusses making a sand mould through steps like preparing the drag flask, locating patterns, filling and ramming sand, and assembling the cope and drag halves.
