117 fraisa.com/us II H97490 DURO-Si H 97490 188 • • • • • • λ 40° γ 0° Rm 1100-1300 HRC 34-42 Rm 1300-1500 HRC 42-48 HRC 48-56 HRC 56-60 HRC > 60 Ti Titanium HSS Example: Order-N°. Coating Article-N°. ø-Code Ball nose end mills SpheroX Tolerance r ±0.0002, 3xd Ø Code d1 d2 d3 l1 l2 l3 l4 r ±0.0002 z 188 0.1250 0.2500 0.114 2.25 0.250 0.375 0.654 0.0625 4 254 0.1875 0.2500 0.171 2.25 0.375 0.563 0.736 0.0937 4 312 0.2500 0.2500 0.226 2.25 0.500 0.750 0.778 0.1250 4 372 0.3125 0.3125 0.289 2.50 0.625 0.938 0.966 0.1563 4 432 0.3750 0.3750 0.344 3.00 0.750 1.125 1.156 0.1875 4 596 0.5000 0.5000 0.461 3.50 1.000 1.500 1.534 0.2500 4
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