Sumitomo DCMT11T308N-MU AC8025P Carbide Turning Insert – Diamond 55°, R0.8, MU chipbreaker | Steel & Cast Iron DCMT422
Brand: Sumitomo
$80.40
Genuine Sumitomo Electric DCMT11T308N-MU AC8025P carbide turning insert with a Diamond 55° (D-type) shape, 7° clearance and countersunk 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.
Machining Application AC8025P
P Steel
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.
ⓘ
Prices move with raw-material (tungsten / steel) market rates. Please confirm the current price with us before placing your order — thank you.
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We accept
| Brand | Sumitomo |
|---|---|
| Part No. (MPN) | DCMT11T308N-MU |
| Grade | AC8025P |
| Type | Turning Insert |
| Shape | Diamond 55° |
| Suitable Material | Steel |
| Category | Turning Inserts |
What Buyers Say
★★★★★
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★★★★★
the product is like show in the picture
★★★★★
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