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

SUMITOMO CNMM646ENP-AC5025S Diamond Indexable Turning Insert - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO CNMM646ENP-AC5025S Diamond Indexable Turning Insert

The SUMITOMO Diamond Turning Insert, model CNMM646ENP (also referenced as CNMM190624N-MP, MPN CNMM646ENP-AC5025S), is a diamond indexable turning insert. It is available in two designations: CNMM646ENP and…

SKU 3G-OTH-261031

Also listed as: CNMM646ENPAC5025S · CNMM646ENP AC5025S

Brand
SUMITOMO
Item
CNMM646ENP-AC5025S 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
CNMM646ENP-AC5025S

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, model CNMM646ENP (also referenced as CNMM190624N-MP, MPN CNMM646ENP-AC5025S), is a diamond indexable turning insert. It is available in two designations: CNMM646ENP and CNMM190624N-MP.

Frequently Asked Questions

What is the SUMITOMO Diamond Turning Insert CNMM646ENP used for?

The SUMITOMO Diamond Turning Insert CNMM646ENP is used for precision turning and finishing of non-ferrous materials such as aluminum alloys, copper, and plastics. Its diamond tip provides high wear resistance and excellent surface finish in automotive, aerospace, and general machining applications.

What are the specifications of the SUMITOMO CNMM646ENP insert?

The SUMITOMO CNMM646ENP insert is also designated as CNMM190624N-MP, with manufacturer part number CNMM646ENP-AC5025S. It is a diamond indexable turning insert designed for high-performance machining. The insert features a CNMM geometry and is suitable for medium to finishing cuts.

Where to buy SUMITOMO Diamond Turning Inserts worldwide?

You can source SUMITOMO Diamond Turning Inserts worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the CNMM646ENP-AC5025S insert.

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

To select the correct SUMITOMO diamond turning insert, match the insert geometry (e.g., CNMM646ENP) to your material and operation. Diamond inserts are ideal for non-ferrous materials. Consider the insert size, nose radius, and grade (AC5025S) for your cutting conditions. Consult your tooling engineer for optimal results.

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
Diamond indexable turning insert for precision turning, facing, and profiling on CNC lathes. Suitable for machining non-ferrous materials, composites, and abrasive workpieces. Also referenced as CNMM190624N-MP
SUMITOMO
Diamond indexable turning insert for precision turning, facing, and profiling on CNC lathes. Suitable for machining non-ferrous materials, composites, and abrasive workpieces. Also referenced as CNMM190624N-MP
Diamond indexable turning insert for finishing and semi-finishing operations on ferrous and non-ferrous materials. Also referenced as CNMM190616N-MP. Suitable for precision turning of industrial workpieces
SUMITOMO
Diamond indexable turning insert for finishing and semi-finishing operations on ferrous and non-ferrous materials. Also referenced as CNMM190616N-MP. Suitable for precision turning of industrial workpieces
Diamond indexable turning insert for precision machining of non-ferrous materials. Used on CNC lathes for finishing operations requiring high wear resistance and superior surface finish. Manufacturer part number CNMM644ENP-AC5015S
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials. Used on CNC lathes for finishing operations requiring high wear resistance and superior surface finish. Manufacturer part number CNMM644ENP-AC5015S
Diamond indexable turning insert for precision machining operations on CNC lathes. Suitable for turning and facing non-ferrous materials, composites, and abrasive alloys where a sharp, wear-resistant cutting edge is required
SUMITOMO
Diamond indexable turning insert for precision machining operations on CNC lathes. Suitable for turning and facing non-ferrous materials, composites, and abrasive alloys where a sharp, wear-resistant cutting edge is required
Diamond indexable turning insert for precision machining of hard materials. Suitable for medium to rough turning operations on cast iron and hardened steels. Commonly applied in automotive and general machining sectors
SUMITOMO
Diamond indexable turning insert for precision machining of hard materials. Suitable for medium to rough turning operations on cast iron and hardened steels. Commonly applied in automotive and general machining sectors
Diamond indexable turning insert for turning operations on ferrous and non-ferrous materials. Suitable for medium to roughing cuts in metalworking applications. Referenced as CNMM190608N-MP
SUMITOMO
Diamond indexable turning insert for turning operations on ferrous and non-ferrous materials. Suitable for medium to roughing cuts in metalworking applications. Referenced as CNMM190608N-MP

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