Original Sumitomo CNMA542-AC4010K Carbide Turning Insert – Diamond 80° | Steel, Cast Iron CNMA150608

Name: Original Sumitomo CNMA542-AC4010K Carbide Turning Insert - Diamond 80° | Steel, Cast Iron
Brand: Sumitomo
SKU: CNMA542-AC4010K
Price: 25.11 USD
Availability: PreOrder
Rating: 4.5 (57 reviews)

Brand: Sumitomo

$25.11

★★★★⯨ 4.5 (57 reviews)

Turning Insert: CNMA542-AC4010K, Carbide – AC4010K, Al2O3 & TiCN Finish, 16.10 mm Long, 80.00 deg C – Diamond (Rhombic) 80-Deg, Series AC4000K

ⓘ 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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Specifications
Brand	Sumitomo
Part No. (MPN)	CNMA542-AC4010K
Type	Turning Insert
Shape	Diamond 80°
Suitable Material	Steel
Category	Turning Inserts

Sumitomo CNMA542-AC4010K – Turning Carbide Insert

Turning Insert: CNMA542-AC4010K, Carbide – AC4010K, Al2O3 & TiCN Finish, 16.10 mm Long, 80.00 deg C – Diamond (Rhombic) 80-Deg, Series AC4000K

Field reports & vendor notes: Sumitomo Turning Insert: CNMA542-AC4010K, Carbide Al2O3 & TiCN Finish, 16.10 mm Long, 80.00 deg C – Diamond (Rhombic) 80-Deg, Series AC4000K AC4010K / AC4015K Newly developed high adhesion technology, crystal orientation control technology and residual stress control technology for longer and stable tool life with various cast irons – from gray cast iron and ordinary cast i

Key Specifications

Brand	Sumitomo
Model	CNMA542-AC4010K
Coating	Al2O3
Insert Shape	Diamond 80°
Clearance Angle	0°
IC (Inscribed Circle)	4mm
Thickness	1mm
Workpiece Materials	Steel, Cast Iron
Application	Finish Machining
Quantity	1 PCS

Features & Benefits

100% Genuine Sumitomo – Original product with full quality guarantee, traceable batch.
Predictable Wear – Even flank wear pattern simplifies tool-life prediction and scheduling.
Bulk Pricing Available – Discount tiers for production-volume orders; contact sales.
QC Inspected – Each batch sampled for edge profile, dimensional accuracy, and coating adhesion.
Thermal Resistance – al2o3 layer holds hardness above typical cutting-zone temperatures.
Optimized Chip Breaker – Engineered chip geometry reduces re-cutting and machine downtime.

Recommended Applications

Finish Machining of steel, cast iron in production CNC lines
Useful for batch production where tool-life predictability matters
CNC lathe and machining center compatible
Effective in interrupted and continuous cutting passes

Buying Considerations

Single-pack option — useful for prototype runs or qualification before bulk commitment. Entry-tier pricing makes this a low-risk option for trialing Sumitomo tooling on a new material.

Tip: Match this insert to a holder whose seat matches the ISO designation. If you’re unsure, send us the holder model and we’ll confirm compatibility before shipping.

Weight	0.1 kg
Dimensions	15 × 18 × 4 cm

What Buyers Say

★★★★★

100% recomendados los insertos, y el paquete está llegando muy rapido

Lizeth Villasana Rosales, Mexico via aliexpress

★★★★★

Товар доставлен, оригинальный, упаковка отличная! Всё полностью соответствует описанию.

YUrij S., Russia via Ozon

★★★★★

По сырой стали пойдёт. Большой радиус при вершине, больше нагрузка.

Vladimir G., Russia via Ozon

★★★★★

A good product and the seller offered a nice discount

Michael, American via Amazon

★★★★★

the product is like show in the picture

Jose, American via Amazon

★★★★★

дошло быстрее чем заявлено. все супер

Mariya R., Russia via Ozon

SKU: CNMA542-AC4010K Categories: Insert, Turning Inserts, Diamond 80° (CNMA) Brand: Sumitomo

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Original Sumitomo CNMA542-AC4010K Carbide Turning Insert – Diamond 80° | Steel, Cast Iron CNMA150608

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