47 fraisa.com/us I P98111 P98211 POLYCHROM P 98211 252 • • • • • • • λ 45° γ 10° Rm 850-1100 HRC 24-34 Rm 1100-1300 HRC 34-42 Rm 1300-1500 HRC 42-48 HRC 48-56 Inox Stainless Ti Titanium GG(G) Tool Steel Rm <850 HRC <24 Example: Order-N°. Coating Article-N°. ø-Code Roughing HPC Roughing HDC Finishing Cylindrical/Square end mills MFC Smooth-edged, chip breaker, medium version High-performance penetration edge, central air/cooling channel Ø Code d1 e8 d2 h5 l1 l2 l4 r z 252 0.1875 0.2500 2.25 0.563 0.792 0.0040 4 312 0.2500 0.2500 2.50 0.750 - 0.0060 4 372 0.3125 0.3125 2.75 0.937 - 0.0060 4 432 0.3750 0.3750 3.00 1.126 - 0.0080 4 530 0.5000 0.5000 3.75 1.500 - 0.0080 4 605 0.6250 0.6250 4.25 1.876 - 0.0080 4 652 0.7500 0.7500 4.75 2.250 - 0.0080 4 ** * * * without clamping fl at ** without chip breaker and clamping fl at
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