ROTATING TOOL INSERTS NX2525NX2525 MX3030MX3030 NX4545 ROTATING TOOL INSERTS CERMET a NX2525 for high speed milling. a MX3030, NX4545 for general milling. y SELECTION STANDARD MILLING Work Material Recommended Grade Recommended Cutting Speed(SFM)ISO Application Range P P NX2525 820(490 ─ 1150) 10 SteelStainless Steel MX3030 20490 NX4545 (390 ─ 590) 30 M M K NX2525 655(490 ─ 985) 10 Cast Iron K MX3030 490 20(390 ─ 590) Note 1) In case of wet cutting, please use coated carbide VP15TF for steel cutting and coated carbide MC5020 for cast iron cutting. y GRADE CHARACTERISTICS Grade Hardness (HRA) NX2525 92.2 K MX3030 90.0 NX4545 90.0 Note 1) Internal hardness represent typical values shown as hardness. K010