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Primary Cutter LLC has added 7-flute endmills to its Supermill high-performance carbide endmill line. The 7-flute endmills are for high-speed, high-feed finishing of titanium, high-temperature alloys, stainless steel and heat-treated materials, according to the company. The Alcrona-coated endmills have a sharp corner, variable pitch, full eccentric relief and 45 degree helix. They are available in regular, long and extra long lengths.
Related Glossary Terms
- alloys
alloys
Substances having metallic properties and being composed of two or more chemical elements of which at least one is a metal.
- endmill
endmill
Milling cutter held by its shank that cuts on its periphery and, if so configured, on its free end. Takes a variety of shapes (single- and double-end, roughing, ballnose and cup-end) and sizes (stub, medium, long and extra-long). Also comes with differing numbers of flutes.
- pitch
pitch
1. On a saw blade, the number of teeth per inch. 2. In threading, the number of threads per inch.
- relief
relief
Space provided behind the cutting edges to prevent rubbing. Sometimes called primary relief. Secondary relief provides additional space behind primary relief. Relief on end teeth is axial relief; relief on side teeth is peripheral relief.
