
Sumitomo TNMM160404N-MP AC8025P Carbide Turning Insert – Triangle, R0.4, MP chipbreaker | Steel & Cast Iron TNMM331
$106.20
Genuine Sumitomo Electric TNMM160404N-MP AC8025P carbide turning insert with a Triangle (T-type) shape, 0° clearance and with hole, single-sided chipbreaker. Grade AC8025P is a CVD-coated carbide grade: first-choice grade for steel turning; smooth surface technology prevents adhesion and chipping.
Sumitomo grade — recommended for steel (P).
Recommended cutting data
Group P — Carbon & alloy steels
- Low-carbon / structural steel (HB ≤ 200)
Vc: 180–320 m/min; f: 0.10–0.40 mm/rev; ap ≤ 4.0 mm - Alloy / quenched-and-tempered steel (HB 200–330)
Vc: 120–240 m/min; f: 0.10–0.35 mm/rev; ap ≤ 3.0 mm
Raise Vc for continuous cuts; lower it and pick a tougher chipbreaker for interrupted cuts.
Figures are general reference ranges by ISO material group — adjust for tool geometry, machine rigidity and cooling. For exact recommendations refer to the manufacturer's data or contact us for a quote.
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| Brand | Sumitomo |
|---|---|
| Part No. (MPN) | TNMM160404N-MP |
| Grade | AC8025P |
| Type | Turning Insert |
| Shape | Triangle |
| Suitable Material | Steel |
| Category | Turning Inserts |
What Buyers Say
100% recomendados los insertos, y el paquete está llegando muy rapido
Товар доставлен, оригинальный, упаковка отличная! Всё полностью соответствует описанию.
По сырой стали пойдёт. Большой радиус при вершине, больше нагрузка.
A good product and the seller offered a nice discount
the product is like show in the picture
дошло быстрее чем заявлено. все супер
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