INDEXABLE MILLING RECOMMENDED CUTTING CONDITIONS y Depth of Cut / Feed per Tooth & .625", & .688" & .750", & .875" & .750" (& 16 mm, & 17 mm) (& 20 mm, & 22 mm) (& 20 mm) (Shank type) (Shank type) (Shank type) AJXU06 Type AJXU08 Type AJXU06 Type Work Material Hardness 2 (Number of Teeth) 2 (Number of Teeth) 3 (Number of Teeth) Over-hangAxial Feed perDepth ofToothCut(IPT)Over-hangAxialFeed perDepth ofToothCut(IPT)Over-hang Axial Feed perDepth ofToothCut(IPT) P 5.5 .031 .031 6.3 .039 .039 6.3 .035 .035 Mild Steel ≤180HB 7.0 .024 .024 8.3 .031 .031 8.3 .028 .028 8.2 .016 .016 9.4 .024 .024 9.4 .020 .020 5.5 .031 .031 6.3 .039 .039 6.3 .035 .035 Carbon Steel 180 ─ 280HB 7.0 .024 .024 8.3 .031 .031 8.3 .028 .028 8.2 .016 .016 9.4 .024 .024 9.4 .020 .020 5.5 .028 .031 6.3 .031 .039 6.3 .028 .035 Alloy Steel 280 ─ 350HB 7.0 .020 .024 8.3 .024 .031 8.3 .020 .028 8.2 .012 .016 9.4 .016 .024 9.4 .016 .020 5.5 .028 .031 6.3 .031 .039 6.3 .028 .035 Alloy Tool Steel ≤350HB 7.0 .020 .024 8.3 .024 .031 8.3 .020 .028 8.2 .012 .016 9.4 .016 .024 9.4 .016 .020 5.5 .028 .028 6.3 .031 .031 6.3 .028 .028 Pre-hardened Steel ≤35HRC 7.0 .020 .020 8.3 .024 .024 8.3 .020 .020 8.2 .012 .012 9.4 .016 .016 9.4 .016 .012 M 5.5 .031 .028 6.3 .039 .031 6.3 .035 .028 Stainless Steel ≤270HB 7.0 .024 .020 8.3 .031 .024 8.3 .028 .020 8.2 .016 .012 9.4 .024 .016 9.4 .020 .012 K 5.5 .031 .039 6.3 .039 .047 6.3 .035 .039 Gray Cast Iron Tensile Strength≤350MPa 7.0 .024 .031 8.3 .031 .039 8.3 .028 .031 8.2 .016 .024 9.4 .024 .031 9.4 .020 .024 5.5 .028 .031 6.3 .031 .039 6.3 .028 .035 Ductile Cast Iron Tensile Strength≤450MPa 7.0 .020 .024 8.3 .024 .031 8.3 .020 .028 8.2 .012 .016 9.4 .016 .024 9.4 .016 .020 L S 5.5 .024 .024 6.3 .031 .024 5.5 .024 .024 Heat Resistant Alloy ≤350HB 7.0 .016 .016 8.2 .024 .016 7.0 .016 .016 Titanium Alloy ─ 8.2 .012 .012 9.4 .016 .012 8.2 .012 .012 H 5.5 .020 .020 6.3 .020 .024 6.3 .020 .020 Hardened Steel 43 ─ 55HRC 7.0 .016 .012 8.3 .016 .016 8.3 .016 .016 8.2 .012 .008 9.4 .012 .008 9.4 .012 .008 ** Depth Depth ofof cut cut ofof JL JL breaker breaker isis up up toto .024 .035 inch. inch. (06 (08 size) size) L218 INDEXABLE MILLING