Общий каталог D'ANDREA 2018 - страница 120

119 • RECOMMENDED CUTTING CONDITIONS FOR BORING OPERATIONS WITH TESTAROSSA TR-E / TRM / TRC / TR-PSC • DATI DI TAGLIO CONSIGLIATI PER L’ALESATURA CON TESTAROSSA TR-E / TRM / TRC / TR-PSC material boring bar working cutting speed feed fn= mm/rev quality cutting dimensions conditions Vc= m/min. avanzamento fn= mm/giro insert depth materiale dimensioni condizioni velocità di taglio insert radius qualità profondità di bareno di lavoro Vc= m/min. raggio inserto inserto passata R = 0.0 R = 0.2 R = 0.4 carbon steel /G  good / buona 200 - 300 t 0.05 - 0.08 0.07 - 0.1 acciaio al '& /G  normal / normale 160 - 250 t 0.05 - 0.08 0.07 - 0.1 carbonio DP300 +%œ /G  GLIILFXOWGLIILFLOH 70 - 100 0.05 - 0.08 0.05 - 0.08 t carbon steel /G  good / buona 160 - 250 t 0.05 - 0.08 0.07 - 0.1 acciaio al /G  normal / normale 150 - 200 t 0.05 - 0.08 0.07 - 0.1 '& carbonio +%! /G  GLIILFXOWGLIILFLOH 70 - 100 0.05 - 0.08 0.05 - 0.08 t /G  good / buona 120 - 160 t 0.05 - 0.08 0.07 - 0.1 stainless steel acciaio inox /G  normal / normale 100 - 140 t 0.05 - 0.08 0.07 - 0.1 DP300 AISI 304 - 316 /G  GLIILFXOWGLIILFLOH 70 - 100 0.05 - 0.08 0.05 - 0.08 t /G  good / buona 120 - 160 t 0.05 - 0.08 0.07 - 0.1 cast iron '. /G  normal / normale 100 - 140 t 0.05 - 0.08 0.07 - 0.1 ghisa '& /G  GLIILFXOWGLIILFLOH 70 - 100 0.05 - 0.08 0.05 - 0.08 t 0.1 - 0.25 mm /G  good / buona 300 - 400 t 0.05 - 0.08 0.07 - 0.1 aluminium /G  normal / normale 250 - 350 t 0.05 - 0.08 0.07 - 0.1 '. alluminio /G  GLIILFXOWGLIILFLOH 100 - 150 0.05 - 0.08 0.05 - 0.08 t steel /G  good / buona 80 - 100 t 0.04 - 0.06 0.05 - 0.07 acciaio '&%1 +%œ /G  normal / normale 80 - 100 t 0.04 - 0.06 0.05 - 0.07 • CALCULATION FORMULAS FOR BORING • FORMULA DI CALCOLO PER ALESATURA Vc • FXWWLQJVSHHG PPLQ • YHORFLW½GLWDJOLR PPLQ Vc = ³ ·D·n 1000 D • GLDPHWHURIZRUNSLHFH PP • GLDPHWURGHOSH]]RGDODYRUDUH PP n • QXPEHURIUHYROXWLRQVPLQp UHYPLQ n = Vc · 1000 • QXPHURGLJLULDOPLQXWR JLULPLQ ³ ·D Vf • IHHGUDWH PPPLQ • YHORFLW½DYDQ]DPHQWR PPPLQ Vf = n · fn fn • IHHGUHY PPUHY • DYDQ]DPHQWRDOJLUR PPJLUR Ĭ • 3.14