Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SUMITOMO CNMG644EUX-AC820P Diamond Indexable Turning Insert - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO CNMG644EUX-AC820P Diamond Indexable Turning Insert

The SUMITOMO Diamond Turning Insert is a diamond indexable turning insert available in models CNMG644EUX and CNMG190616NUX, with manufacturer part number CNMG644EUX-AC820P. This product is designed for industrial…

SKU 3G-OTH-261676

Also listed as: CNMG644EUXAC820P · CNMG644EUX AC820P

Brand
SUMITOMO
Item
CNMG644EUX-AC820P Diamond Indexable Turning Insert
Category
Diamond Indexable Turning Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SUMITOMO
Manufacturer Part Number
CNMG644EUX-AC820P

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SUMITOMO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SUMITOMO Diamond Turning Insert is a diamond indexable turning insert available in models CNMG644EUX and CNMG190616NUX, with manufacturer part number CNMG644EUX-AC820P. This product is designed for industrial turning applications.

Frequently Asked Questions

What is the SUMITOMO Diamond Turning Insert used for?

The SUMITOMO Diamond Turning Insert is used for precision turning operations on hard materials in industrial machining. It is designed for finishing and semi-finishing cuts where surface quality and dimensional accuracy are critical, commonly applied in automotive, aerospace, and general metalworking.

What are the specifications of the SUMITOMO CNMG644EUX-AC820P?

The SUMITOMO CNMG644EUX-AC820P is a diamond indexable turning insert with models CNMG644EUX and CNMG190616NUX. It is designed for industrial turning applications. For detailed geometry and grade specifications, consult the manufacturer's technical data sheet.

Where to buy SUMITOMO Diamond Turning Inserts worldwide?

3G Electric supplies SUMITOMO Diamond Turning Inserts worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial sourcing partner, we provide genuine SUMITOMO inserts like the CNMG644EUX-AC820P for your machining needs.

How to select the correct SUMITOMO turning insert for my application?

To select the correct SUMITOMO turning insert, match the insert geometry (e.g., CNMG644EUX) to your workpiece material and operation type. Consider insert grade, nose radius, and chipbreaker design. For the CNMG644EUX-AC820P, consult SUMITOMO's application guide or contact 3G Electric for sourcing assistance.

Used in

Common applications for SUMITOMO
Automotive engine block machining — Sumitomo SNMG square turning inserts for facing and boring cast iron
Aerospace component turning — Sumitomo DNMG diamond inserts with UP chipbreaker for finishing titanium alloys
Oil and gas valve production — Sumitomo TPMR triangle inserts with T1500Z grade for threading stainless steel
General engineering shaft turning — Sumitomo CNMG diamond inserts with LU chipbreaker for medium interrupted cuts
Mold and die finishing — Sumitomo VNMG diamond inserts with UZ chipbreaker for hardened steel profiling
Heavy equipment repair — Sumitomo TCMT triangle inserts with AC810P grade for turning wear-resistant steels

SUMITOMO Products

3G Electric supplies SUMITOMO diamond indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
This diamond indexable turning insert is used for precision turning operations on hard and abrasive materials such as ceramics, composites, and non-ferrous metals. It is suited for finishing and semi-finishing cuts in general machining applications where high surface quality and tool life are required
SUMITOMO
This diamond indexable turning insert is used for precision turning operations on hard and abrasive materials such as ceramics, composites, and non-ferrous metals. It is suited for finishing and semi-finishing cuts in general machining applications where high surface quality and tool life are required
Diamond indexable turning insert for precision turning operations. Suitable for machining hard materials in general turning applications. Refer to manufacturer documentation for detailed geometry and grade specifications
SUMITOMO
Diamond indexable turning insert for precision turning operations. Suitable for machining hard materials in general turning applications. Refer to manufacturer documentation for detailed geometry and grade specifications
This diamond indexable turning insert is designed for precision turning, facing, and boring of non-ferrous materials such as aluminum alloys, copper, and composites. It provides excellent surface finish and wear resistance in high-speed machining applications
SUMITOMO
This diamond indexable turning insert is designed for precision turning, facing, and boring of non-ferrous materials such as aluminum alloys, copper, and composites. It provides excellent surface finish and wear resistance in high-speed machining applications
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Available in CNMG644EMU and CNMG190616NMU variants. Designed for high-speed finishing and semi-finishing operations in turning applications
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Available in CNMG644EMU and CNMG190616NMU variants. Designed for high-speed finishing and semi-finishing operations in turning applications
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in turning, facing, and boring operations. Available in size designations CNMG642EUX and CNMG190608NUX
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Used in turning, facing, and boring operations. Available in size designations CNMG642EUX and CNMG190608NUX
Diamond indexable turning insert for finishing and semi-finishing operations on hard and abrasive materials. Suitable for turning applications requiring high wear resistance and surface quality
SUMITOMO
Diamond indexable turning insert for finishing and semi-finishing operations on hard and abrasive materials. Suitable for turning applications requiring high wear resistance and surface quality

More from SUMITOMO

View all SUMITOMO parts
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and plastics. Suitable for high-speed finishing operations requiring tight tolerances
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and plastics. Suitable for high-speed finishing operations requiring tight tolerances
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for finishing operations on aluminum alloys and composites, offering high wear resistance and surface finish. Also designated as VNMG160408N-EG
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials. Suitable for finishing operations on aluminum alloys and composites, offering high wear resistance and surface finish. Also designated as VNMG160408N-EG
Diamond indexable turning insert for precision turning operations. Suitable for finishing and semi-finishing cuts on ferrous and non-ferrous materials in CNC lathes. Manufacturer part number DCGT21.50.5MESI-AC5025S
SUMITOMO
Diamond indexable turning insert for precision turning operations. Suitable for finishing and semi-finishing cuts on ferrous and non-ferrous materials in CNC lathes. Manufacturer part number DCGT21.50.5MESI-AC5025S
Diamond indexable turning insert for precision machining of hard materials such as ceramics, composites, and non-ferrous metals. Suitable for high-speed turning operations requiring fine surface finish and wear resistance
SUMITOMO
Diamond indexable turning insert for precision machining of hard materials such as ceramics, composites, and non-ferrous metals. Suitable for high-speed turning operations requiring fine surface finish and wear resistance
This diamond indexable turning insert features an 80° diamond shape, 0.4 mm nose radius, and 3.97 mm thickness. It is designed for light to medium cutting applications, suitable for finishing and semi-finishing operations on non-ferrous materials
SUMITOMO
This diamond indexable turning insert features an 80° diamond shape, 0.4 mm nose radius, and 3.97 mm thickness. It is designed for light to medium cutting applications, suitable for finishing and semi-finishing operations on non-ferrous materials
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Provides wear resistance and surface finish in industrial turning operations
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Provides wear resistance and surface finish in industrial turning operations
This diamond indexable turning insert is designed for precision turning operations. It is suitable for machining non-ferrous materials, composites, and abrasive workpieces where a sharp, wear-resistant cutting edge is required
SUMITOMO
This diamond indexable turning insert is designed for precision turning operations. It is suitable for machining non-ferrous materials, composites, and abrasive workpieces where a sharp, wear-resistant cutting edge is required
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Suitable for turning, facing, and profiling operations. Available in models 2NC-CCGA32.51 and 2NC-CCGW09T304
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive alloys. Suitable for turning, facing, and profiling operations. Available in models 2NC-CCGA32.51 and 2NC-CCGW09T304