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WEBOct 1, 2008 · Learning by Doing with Wire EDM. American Machinist is a center for ideas and insights on technologies for machining, cutting, tooling, forming, manufacturing materials, robotics, quality, and shop operations.
Chapter 17: Grinding Methods and Machines - American Machinist
WEBJun 29, 2020 · Cylindrical grinding is the process of grinding the outside surfaces of a cylinder. These surfaces may be straight, tapered or contoured. Cylindrical grinding operations resemble lathe-turning operations. They replace the lathe when the workpiece is hardened or when extreme accuracy and superior finish are required.
Understanding PTFE, and How to Use It | American Machinist
WEBAug 30, 2018 · Some of the practical uses of PTFE out in the real world include: • Coating walls and surfaces in residential or controlled environments, making these non-stick to repel insect and pest intrusions. • In surgery, PTFE is used for tissue and organ grafts, as well as to inhibit infections from catheters and other medical equipment.
Cutting Tool Applications, Chapter 14: Broaches and Broaching
WEBJun 29, 2020 · A broach is a long multi-tooth cutting tool with successively deeper cuts. Broaching is used to machine internal and external surfaces, such as holes, keyways, and teeth of internal gears. The broaching process, similar to shaping with multiple teeth, is used to machine internal and external surfaces such as holes of circular, square, or ...
5 Common Machine Shop Injuries, and How to Prevent Them
WEBNov 27, 2019 · 2. Clean work areas and stations — The entire machine shop must remain clean, which means all workers are responsible for keeping their areas or workstations tidy. Doing so will prevent common injuries that occur …
Chapter 8: Drills and Drilling Operations - American Machinist
WEBJun 27, 2020 · Cutting Tool Applications, Chapter 8: Drills and Drilling Operations. Drilling is the process most commonly associated with producing machined holes, because it is simple, quick and economical. Drilling is one of the most complex machining processes. The chief characteristic that distinguishes it from other machining operations is the …
Cutting Tool Applications, Chapter 15: Saws and Sawing
WEBJun 29, 2020 · Cutting Tool Applications, Chapter 15: Saws and Sawing. New types of saws and better blade materials have made metal sawing a much more effective, versatile and economical process. In many cases bandsaws are used as the primary means of shaping certain types of metal parts. Once, sawing was considered a secondary machining …
Choosing the Right Coolants and Lubricants for Machining
WEBDec 6, 2023 · The right choice depends on many factors. Cooling and lubricating the workpiece using cutting fluids is essential to the machining process. There is a formulation for every application, material, and type of operation, from copper plumbing fittings to titanium jet engines and airframes. The right choice for a specific type of cutting fluid ...
Chapter 12: Milling Cutters and Operations - American Machinist
WEBJun 29, 2020 · Cutting Tool Applications, Chapter 12: Milling Cutters and Operations. June 29, 2020. Milling is a process of generating machined surfaces by progressively removing a predetermined amount of material from the workpiece, which is advanced at a relatively slow feedrate to a milling cutter rotating at a comparatively high speed. George Schneider.
Building the Bridgeports - American Machinist
WEBNov 1, 2000 · That sounds like hype, but it isn't." Bridgeport hand scrapes bearing surfaces on all the mating surfaces of the iron — on the back of the knee, the dovetails, the saddle, and the gibs — to provide a customized, surface-to-surface fit. Surfaces are scraped to tolerances ranging from 0 to 0.0002 in.