Original Sumitomo AC4010K CNMA543 Carbide Turning Insert – Parallelogram 85° | Cast Iron CNMA543 AC4010K CNMA150612

Name: Original Sumitomo AC4010K CNMA543 Carbide Turning Insert - Parallelogram 85° | Cast Iron CNMA543 AC4010K
Brand: Sumitomo
SKU: CNMA543 AC4010K
Price: 25.11 USD
Availability: PreOrder
Rating: 4.7 (58 reviews)

Brand: Sumitomo

$25.11

★★★★⯨ 4.7 (58 reviews)

Turning Insert: CNMA543 AC4010K, Carbide – AC4010K, Al2O3 & TiCN Finish, Neutral, 0.6339″ Long, 0.5000″ Inscribed Circle, 80 deg C – Diamond (Rhombic) 80-Deg, Series CN

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Specifications
Brand	Sumitomo
Part No. (MPN)	CNMA543
Grade	AC4010K
Type	Turning Insert
Shape	Parallelogram 85°
Suitable Material	Cast iron
Category	Turning Inserts

Sumitomo AC4010K CNMA543 – Turning Carbide Insert

Turning Insert: CNMA543 AC4010K, Carbide – AC4010K, Al2O3 & TiCN Finish, Neutral, 0.6339″ Long, 0.5000″ Inscribed Circle, 80 deg C – Diamond (Rhombic) 80-Deg, Series CN

What machinists are saying about AC4010K: Sumitomo Turning Insert: CNMA543-AC4010K, Carbide Al2O3 & TiCN Finish, Neutral, 0.6339" Long, 0.5000" Inscribed Circle, 80 deg C – Diamond (Rhombic) 80-Deg, Series CN Features AC4010K / AC4015K Technologies for high-adhesion, crystal orientation control and residual stress control realise stable tool life for various types of cast iron, from grey cast iron (GJL) t

Key Specifications

Brand	Sumitomo
Model	AC4010K
Grade	CNMA543
Coating	Al2O3
Insert Shape	Parallelogram 85°
Clearance Angle	7°
IC (Inscribed Circle)	4mm
Thickness	1mm
Workpiece Materials	Cast Iron
Application	Continuous Cutting
Geometry	Neutral
Quantity	1 PCS

Why Grade CNMA543

Sumitomo’s CNMA543 sits between general-purpose and high-performance offerings — strong enough for production continuous cutting on cast iron, conservative enough to forgive the occasional spike in feed rate. Al2O3 layer keeps cutting temperatures workable.

Features & Benefits

100% Genuine Sumitomo – Original product with full quality guarantee, traceable batch.
Thermal Resistance – al2o3 layer holds hardness above typical cutting-zone temperatures.
Edge Stability – Substrate chemistry tuned to limit micro-chipping on cast iron interruptions.
Professional CNC Tooling – Compatible with major CNC machine brands (Mazak, DMG, Haas, Doosan).
Al2O3 Coating – Superior wear resistance and extended tool life under continuous load.
Optimized Chip Breaker – Engineered chip geometry reduces re-cutting and machine downtime.

Recommended Applications

Continuous Cutting of cast iron in production CNC lines
Pairs well with through-coolant setups for chip evacuation
Designed for shop conditions typical of Sumitomo tooling users worldwide
Holds dimensional tolerance over multiple indexings (insert)

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: CNMA543 AC4010K Categories: Diamond 80° (CNMA), Insert, Turning Inserts Brand: Sumitomo

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Original Sumitomo AC4010K CNMA543 Carbide Turning Insert – Parallelogram 85° | Cast Iron CNMA543 AC4010K CNMA150612

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