Sumitomo VBMT160408N-LB AC6040M Carbide Turning Insert – Diamond 35°, R0.8, LB chipbreaker | Stainless Steel VBMT332
Brand: Sumitomo
$147.00
Genuine Sumitomo Electric VBMT160408N-LB AC6040M carbide turning insert with a Diamond 35° (V-type) shape, 5° clearance and countersunk hole, single-sided chipbreaker. Grade AC6040M is a PVD-coated carbide grade: first-choice grade for interrupted turning of stainless steel.
Machining Application AC6040M
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) | VBMT160408N-LB |
| Grade | AC6040M |
| Type | Turning Insert |
| Shape | Diamond 35° |
| Suitable Material | Stainless steel |
| Category | Turning Inserts |
What Buyers Say
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★★★★★
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