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Cutting Through the Competition: The Art and Science of Machining

Updated: Mar 31, 2023

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Machining on the cylinder head sealing surface of DOOSAN B&W 6S 70ME-C

(Copyright © Cheng SJ Prohull Asia ©, 2023)


Machining removes material from a workpiece to create a desired shape, size, and surface finish. Machining is used in a wide range of industries, from aerospace to automotive to medical, and involves various procedures. In this article, we will discuss some of the most common machining procedures.

  1. Turning is the process of removing material from a rotating workpiece using a cutting tool. The cutting tool is fed into the workpiece to create a cylindrical shape or to remove material from the surface of the workpiece. Turning is typically used to create round parts such as shafts, pins, and valves.

  2. Milling is the process of using a rotating cutting tool to remove material from a stationary workpiece. Milling machines can be used to create a variety of shapes, including flat surfaces, slots, and gears. Milling is often used in the production of complex parts and components.

  3. Drilling is the process of creating a hole in a workpiece using a rotating cutting tool. Drilling is often used to create holes for bolts, screws, and other fasteners. It is also used to create holes for wiring, plumbing, and other applications.

  4. Grinding is the process of using an abrasive material to remove material from a workpiece. Grinding is typically used to create a smooth surface finish on a workpiece or to remove material from a part that is too hard to be cut using other machining methods.

  5. Boring is the process of enlarging an existing hole in a workpiece. Boring is often used to create precise cylindrical holes with tight tolerance.

  6. Broaching is the process of using a specialized cutting tool called a broach to remove material from a workpiece. Broaching is typically used to create complex shapes or to remove material from parts that are too hard to machine using other methods.

  7. Honing is the process of using a rotating abrasive stone to remove material from the surface of a workpiece. Honing is often used to create a precise surface finish on a workpiece or to improve the dimensional accuracy of a part.

In conclusion, machining procedures are critical in producing parts and components used in various industries. Machining procedures can be complex, requiring skilled operators and specialized equipment. The procedures discussed in this article are just a few examples of the various machining procedures used today. By understanding these procedures, engineers and manufacturers can select the most appropriate machining methods for their specific applications, leading to efficient and cost-effective production.



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