commercial-grade tool steel
Low-grade tool steel; not controlled for hardenability.
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Glossary Terms
compacted graphite iron
Cast iron having a graphite shape intermediate between the flake form typical of gray cast iron and the spherical form of fully spherulitic…
composites
Materials composed of different elements, with one element normally embedded in another, held together by a compatible binder.
concentrates
Agents and additives that, when added to water, create a cutting fluid. See cutting fluid.
continuous casting
Casting technique in which a cast shape is continuously withdrawn through the bottom of the mold as it solidifies, so that its length is no…
contouring attachment
Handwheel-operated mechanism for holding and guiding the workpiece while sawing contours on a contour bandsaw.
conventional milling (up milling)
Cutter rotation is opposite that of the feed at the point of contact. Chips are cut at minimal thickness at the initial engagement of the c…
conversational programming
Method for using plain English to produce G-code file without knowing G-code in order to program CNC machines.
arithmetic average (AA)
The mathematical expression denoting one of several parameters that describe surface texture (same as average roughness Ra). Average roughn…
abrasive
Substance used for grinding, honing, lapping, superfinishing and polishing. Examples include garnet, emery, corundum, silicon carbide, cubi…
abrasive band
Endless band coated with diamond or other abrasive that is fitted to a special band machine for machining difficult-to-cut materials.
abrasive belt
Abrasive-coated belt used for production finishing, deburring and similar functions. See coated abrasive.