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

SUMITOMO CNMM646ENP-AC830P Diamond Indexable Turning Insert - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO CNMM646ENP-AC830P Diamond Indexable Turning Insert

The SUMITOMO Diamond Turning Insert is a diamond indexable turning insert available in two models: CNMM646ENP and CNMM190624NMP, with manufacturer part number CNMM646ENP-AC830P. These inserts are designed for turning…

SKU 3G-OTH-258667

Also listed as: CNMM646ENPAC830P · CNMM646ENP AC830P

Brand
SUMITOMO
Item
CNMM646ENP-AC830P 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-AC830P

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 two models: CNMM646ENP and CNMM190624NMP, with manufacturer part number CNMM646ENP-AC830P. These inserts are designed for turning operations and are offered by SUMITOMO.

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. It is designed for indexable tooling systems in metalworking, providing a sharp cutting edge for finishing and semi-finishing applications across industries like automotive and aerospace.

What are the specifications of the SUMITOMO Diamond Turning Insert?

The SUMITOMO Diamond Turning Insert is available in two models: CNMM646ENP and CNMM190624NMP, with manufacturer part number CNMM646ENP-AC830P. These are diamond indexable turning inserts designed for turning operations, offering durability and precision in machining.

Where to buy SUMITOMO Diamond Turning Inserts worldwide?

3G Electric supplies SUMITOMO Diamond Turning Inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver these inserts to your facility. Contact us for pricing and lead time on your required model.

How to select the right SUMITOMO Diamond Turning Insert?

To select the right SUMITOMO Diamond Turning Insert, match the insert geometry (CNMM646ENP or CNMM190624NMP) to your workpiece material and turning operation. Consider the required cutting edge strength and finish. Consult your tooling engineer or contact 3G Electric for application guidance.

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 machining of non-ferrous materials, composites, and abrasive workpieces. Available in CNMM646EHG and CNMM190624NHG geometries. Designed for turning applications requiring diamond-grade cutting edges
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive workpieces. Available in CNMM646EHG and CNMM190624NHG geometries. Designed for turning applications requiring diamond-grade cutting edges
Diamond indexable turning insert for precision turning operations. Designed for use on hard and abrasive materials in general machining applications. Available in specific geometries for different machining needs
SUMITOMO
Diamond indexable turning insert for precision turning operations. Designed for use on hard and abrasive materials in general machining applications. Available in specific geometries for different machining needs
Diamond indexable turning insert for precision turning operations on hard and abrasive materials. Suitable for applications requiring high wear resistance and fine surface finish in general machining
SUMITOMO
Diamond indexable turning insert for precision turning operations on hard and abrasive materials. Suitable for applications requiring high wear resistance and fine surface finish in general machining
This diamond indexable turning insert is designed for precision turning operations on hard and abrasive materials. It is commonly used in general machining applications where high wear resistance and surface finish are critical
SUMITOMO
This diamond indexable turning insert is designed for precision turning operations on hard and abrasive materials. It is commonly used in general machining applications where high wear resistance and surface finish are critical
Diamond indexable turning insert for precision turning on lathes. Suitable for machining hard materials such as ceramics, composites, and non-ferrous metals in industrial manufacturing
SUMITOMO
Diamond indexable turning insert for precision turning on lathes. Suitable for machining hard materials such as ceramics, composites, and non-ferrous metals in industrial manufacturing
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive workpieces. Suitable for turning operations requiring extended tool life and superior surface finish. Available in CNMM543EHG geometry
SUMITOMO
Diamond indexable turning insert for precision machining of non-ferrous materials, composites, and abrasive workpieces. Suitable for turning operations requiring extended tool life and superior surface finish. Available in CNMM543EHG geometry

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