Aerospace
What's the Best Process for Machining a Precise Hole in Aluminum?
This small hole is actually large enough that any of three different processes might be used.
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5 Axis Volumetric Error Compensation for Large Machine Tools
System simultaneously corrects tool position in multiple axes to tighten machining accuracies on large machines that cut complex shapes.
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When Spindle Speed is a Constraint
Though it won’t replace high speed machining, Boeing sees “low speed machining” as a viable supplement to higher-rpm machines. Using new tools and techniques, a shop’s lower-rpm machining centers can realize much more of their potential productivity in milling aluminum aircraft parts.
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Video: Plunge Roughing in Aluminum
Even in aluminum, plunge roughing can be an effective way to realize high productivity.
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Video: High Feed Milling in Aluminum
Footage shows roughing at 48 cubic inch per minute on a standard-speed machining center.
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Pinch Milling from Top to Bottom
A multitasking (turnmill) machine that can mill a workpiece top and bottom at the same time has advantages for long, slender workpieces such as turbine blades, propellers and aerospace structural components. Includes video.
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Passivation of Stainless Steel Parts: The Recipe for Success
Passivation—the process for making stainless steel parts more corrosion-resistant—is affected by how well the part is cleaned. It’s also affected by the choice of acid. Nitric or citric?
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More Efficient Turbine Blade Milling
Video shows a multitasking machine milling a turbine blade in a cycle that few machining centers could replicate.
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Video: High Speed Milling—900 ipm
Demonstation illustrates the kind of metal removal rate that is possible in aluminum at dynamically stable speeds.
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High Speed Machining's Origin Moment
An important episode for high speed machining illustrates one of the most underappreciated aspects of the value of manufacturing.
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