Каталог Stellram токарный инструмент - страница 252

Заказ инструмента: http://steelcam.org 8 (343) 382-52-03 | sales@sverla-ekb.ru Threading Technical In-Feed & Recommendations Radial In-Feed RADIAL IN-FEED • Most commonly used method on manual lathes. Threading • Equal wear on leading and trailing edge. • Good surface finish on trailing edge. • Use on work hardening materials. • Use on short chipping materials. • For pitches of less than 1,5mm or 16 T.P.I. Modified Flank In-Feed MODIFIED FLANK IN-FEED • For threads greater than 1,5mm or 16 T.P.I. • Reduced cutting pressure on larger pitches. • Reduced chatter. • Directs chip away from the cutting edge. • Displaced in-feed angle improves surface finish. • First choice for internal threading. Alternating Flank In-Feed ALTERNATING FLANK IN-FEED • Recommended for large pitches, square ACME and trapezoidal forms. • Recommended for long chipping materials. • Method divides the work between both flanks. • Results in equal wear. • Less cutting pressure. • Not available on all lathes. www.kennametal.com C251