Helix angle in drill – where each angle is used
Helix angle in drill - how it affects cutting, and applications The helix angle in drill has a big difference on the cutting efficiency The... Read More
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Insert nose radius and radial force in CNC turning
CNC Turning – insert nose radius and its effect on radial cutting force When turning, the axial component of the cutting force is pushing the... Read More
Positioning accuracy and repeatability in CNC turning– example
Positioning accuracy and repeatability – achieving tolerance less than the accuracy Here’s a question: A CNC turning center has a positioning... Read More
CNC VMC/HMC fixture – the key parts
CNC – Key parts of a CNC VMC/HMC fixture The construction principle of all fixtures is common All fixtures consist of locators, clamps and... Read More
Cutting tools – Moh’s scale of hardness
CNC – Mohs scale of hardness and cutting tool materials When a cutting tool cuts a workpiece, it is basically a scratching of one material by... Read More
Machine tool beds made of Epoxy granite – why ?
Epoxy granite machine tool beds - why are they used CNC machine tool beds are increasingly being made of Epoxy granite, a composite of granite... Read More
Why Gray Cast Iron in machine tools ?
CNC – Why Gray Cast Iron is used in machine tool parts Vibration in machine tools causes poor part accuracy and surface finish, and leads to... Read More
CNC training – the teaching gap
CNC: CNC skills – the industry-education gap The picture below shows the steps involved in machining a part on a CNC lathe or machining center... Read More
Adaptive control in CNC – what is it, and what are its benefits ?
Adaptive Control in CNC : What is it, and how does it work Adaptive control in CNC machines is the continuous monitoring of cutting load and... Read More
2D, 3D, 5-axis Milling – applications
CNC: 2D, 3D and 5-axis Milling – where are they used The vast majority of CNC machines worldwide (95 % or more) are used for 2D milling This can... Read More