Каталог Dormer Pramet фрезерование 2021 - 2022 - страница 211

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OPERATING FORMULAS

Milling Terminology/Operating Formulas The following terms and formulas can be used to determine the appropriate operating parameters.

Formulas (Metric)TermsFormulas (Imperial)
vc[m/min]Cutting speedSFM[ft/min]
Vc = n× DC ×p 1000n[rev/min]Spindle speedRPM[rev/min]SFM =RPM × DC ×p 12
vc× 1000Vf[mm/min]Feed rateIPM[in/min]SFM × 12
n =DC ×pfz[mm/z]Feed per toothIPT[in/T]RPM =DC ×p
Vf = fz× z × nDC[mm]Cutting diameterDC[in]IPM =IPT × T × RPM
fz=Vfz[–]Number of teethT[–]TIPM
z × nAPMX FFW[mm]Depth of cutDOC[in]IP =T × RPM
Q = Vf × APMX FF 1W × APMX EFW 000APMX EFW[mm]Width of cutWOC[in]MRR =IPM × DOC × WOC
Q[cm³/min]Metal removal rateMRRin³/min