cermet, turning grade. The makers' comparison tables place it at P20 (steel): 2 of 2 tables. The best-confirmed equivalents are Sandvik GC1525, Iscar IC20N, Mitsubishi AP25N, Sumitomo T1500A.
Note: table built by cross-checking the comparison tables published by Mitsubishi Materials (2025-2027 catalogue), Tungaloy (2023-2024) and Kyocera (2021). Each maker states its table is an estimate based on publications, not approved by the companies named; this one is not approved by them either. Equivalences are indicative: substrate, coating and geometry differ between brands. The catalogue of the grade you use is what counts. Grade names and trademarks belong to their owners.
Frequently asked questions
What is the Sandvik equivalent of Seco TP1030?
GC1525, confirmed by 2 of 2 tables at P20.
What is the Iscar equivalent of Seco TP1030?
IC20N, confirmed by 2 of 2 tables at P20.
What material is Seco TP1030 for?
For steel: the comparison tables place it at ISO P20.
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