Sumitomo CNMG120404N-EX AC630M Carbide Turning Insert – Diamond 80°, R0.4, EX chipbreaker | Stainless Steel & Steel CNMG431
Brand: Sumitomo
$80.40
Genuine Sumitomo Electric CNMG120404N-EX AC630M carbide turning insert with a Diamond 80° (C-type) shape, 0° clearance and with hole, double-sided chipbreaker. Grade AC630M is a CVD-coated carbide grade: general-purpose stainless steel turning, also suits light continuous cuts in steel.
Machining Application AC630M
M Stainless steel
Sumitomo grade — recommended for stainless steel (M).
Recommended cutting data
Group M — Stainless steel
- Ferritic / martensitic (HB ≤ 220)
Vc: 120–200 m/min; f: 0.08–0.30 mm/rev; ap ≤ 3.0 mm - Austenitic 304 / 316 (work-hardening)
Vc: 90–160 m/min; f: 0.08–0.25 mm/rev; ap ≤ 2.5 mm
Flood coolant; avoid too low a feed to prevent work hardening.
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) | CNMG120404N-EX |
| Grade | AC630M |
| Type | Turning Insert |
| Shape | Diamond 80° |
| Suitable Material | Stainless steel |
| Category | Diamond 80° (CNMG) |
What Buyers Say
★★★★★
100% recomendados los insertos, y el paquete está llegando muy rapido
★★★★★
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★★★★★
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A good product and the seller offered a nice discount
★★★★★
the product is like show in the picture
★★★★★
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