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

3G Electric
RFQ CartGet a QuoteSign inSign up
Image not available
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO Diamond Turning Insert: CNMG643EEM

The SUMITOMO Diamond Turning Insert, model CNMG643EEM (also referenced as CNMG190612N-EM and MPN CNMG643EEM-AC5025S), is a diamond indexable turning insert. Key specifications include the CNMG643EEM and…

SKU 3G-OTH-258508

Brand
SUMITOMO
Item
Diamond Turning Insert: CNMG643EEM
Category
Diamond Indexable Turning Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

SUMITOMO
Manufacturer Part Number
CNMG643EEM-AC5025S
View Full Spec Sheet

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 CNMG643EEM (also referenced as CNMG190612N-EM and MPN CNMG643EEM-AC5025S), is a diamond indexable turning insert. Key specifications include the CNMG643EEM and CNMG190612N-EM designations.

Frequently Asked Questions

What is the SUMITOMO CNMG643EEM diamond turning insert used for?

The SUMITOMO CNMG643EEM diamond turning insert is used for precision turning and finishing of non-ferrous materials, such as aluminum alloys and copper. It is commonly applied in automotive, aerospace, and general machining industries where high surface quality and dimensional accuracy are required.

What are the specifications of the SUMITOMO CNMG643EEM insert?

The SUMITOMO CNMG643EEM insert is a diamond indexable turning insert with designations CNMG643EEM and CNMG190612N-EM. The manufacturer part number is CNMG643EEM-AC5025S. It is designed for use in turning operations on suitable tool holders.

Where to buy SUMITOMO CNMG643EEM diamond turning inserts worldwide?

You can source SUMITOMO CNMG643EEM diamond turning inserts worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

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

To select the correct SUMITOMO diamond turning insert, match the insert geometry (such as CNMG643EEM) to your material and operation. Consider the insert grade, nose radius, and chipbreaker design. Consult your tool holder compatibility and machining parameters for optimal performance.

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 →

Similar products

Matched by specification & description
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG646EEM, CNMG190624N-EM (MPN CNMG646EEM-AC5025S). Key specifications — attr257732: CNMG646EEM; attr257733: CNMG190624N-EM.
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG644EEM, CNMG190616N-EM (MPN CNMG644EEM-AC5025S). Key specifications — attr257732: CNMG644EEM; attr257733: CNMG190616N-EM.
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG643EEM, CNMG190612N-EM (MPN CNMG643EEM-AC5015S). Key specifications — attr257732: CNMG643EEM; attr257733: CNMG190612N-EM.
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG646EEM, CNMG190624N-EM (MPN CNMG646EEM-AC5015S). Key specifications — attr257732: CNMG646EEM; attr257733: CNMG190624N-EM.
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG644EEM, CNMG190616N-EM (MPN CNMG644EEM-AC5015S). Key specifications — attr257732: CNMG644EEM; attr257733: CNMG190616N-EM.
SUMITOMO
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG433EEM, CNMG120412N-EM (MPN CNMG433EEM-AC5015S). Key specifications — attr257732: CNMG433EEM; attr257733: CNMG120412N-EM.

More from SUMITOMO

View all SUMITOMO parts →
SUMITOMO Diamond Turning Insert: DCMT21.51ESU, DCMT070204NSU (MPN DCMT21.51ESU-T1500Z). Key specifications — attr257732: DCMT21.51ESU; attr257733: DCMT070204NSU.
SUMITOMO
SUMITOMO Diamond Turning Insert: DCMT21.51ESU, DCMT070204NSU (MPN DCMT21.51ESU-T1500Z). Key specifications — attr257732: DCMT21.51ESU; attr257733: DCMT070204NSU.
SUMITOMO Diamond Turning Insert: DCGT21.50.5MESI, DCGT070202MN-SI (MPN DCGT21.50.5MESI-AC5025S). Key specifications — attr257732: DCGT21.50.5MESI; attr257733: DCGT070202MN-SI.
SUMITOMO
SUMITOMO Diamond Turning Insert: DCGT21.50.5MESI, DCGT070202MN-SI (MPN DCGT21.50.5MESI-AC5025S). Key specifications — attr257732: DCGT21.50.5MESI; attr257733: DCGT070202MN-SI.
SUMITOMO Diamond Turning Insert: VNMG332EEG, VNMG160408N-EG (MPN VNMG332EEG-AC6040M). Key specifications — attr257732: VNMG332EEG; attr257733: VNMG160408N-EG.
SUMITOMO
SUMITOMO Diamond Turning Insert: VNMG332EEG, VNMG160408N-EG (MPN VNMG332EEG-AC6040M). Key specifications — attr257732: VNMG332EEG; attr257733: VNMG160408N-EG.
SUMITOMO Diamond Turning Insert: DNMG333EGE, DNMG110412N-GE (MPN DNMG333EGE-AC8025P). Key specifications — attr257732: DNMG333EGE; attr257733: DNMG110412N-GE.
SUMITOMO
SUMITOMO Diamond Turning Insert: DNMG333EGE, DNMG110412N-GE (MPN DNMG333EGE-AC8025P). Key specifications — attr257732: DNMG333EGE; attr257733: DNMG110412N-GE.
SUMITOMO Diamond Turning Insert: VCMT331ESU, VCMT160404NSU (MPN VCMT331ESU-AC830P). Key specifications — attr257732: VCMT331ESU; attr257733: VCMT160404NSU.
SUMITOMO
SUMITOMO Diamond Turning Insert: VCMT331ESU, VCMT160404NSU (MPN VCMT331ESU-AC830P). Key specifications — attr257732: VCMT331ESU; attr257733: VCMT160404NSU.
SUMITOMO Diamond Turning Insert: CNMG866EMU, CNMG250924N-MU (MPN CNMG866EMU-AC5025S). Key specifications — attr257732: CNMG866EMU; attr257733: CNMG250924N-MU.
SUMITOMO
SUMITOMO Diamond Turning Insert: CNMG866EMU, CNMG250924N-MU (MPN CNMG866EMU-AC5025S). Key specifications — attr257732: CNMG866EMU; attr257733: CNMG250924N-MU.
SUMITOMO Diamond Turning Insert: CPMT2.51.52ESU, CPMT080208NSU (MPN CPMT2.51.52ESU-AC6030M). Key specifications — attr257732: CPMT2.51.52ESU; attr257733: CPMT080208NSU.
SUMITOMO
SUMITOMO Diamond Turning Insert: CPMT2.51.52ESU, CPMT080208NSU (MPN CPMT2.51.52ESU-AC6030M). Key specifications — attr257732: CPMT2.51.52ESU; attr257733: CPMT080208NSU.
SUMITOMO Diamond Turning Insert: 2NC-CCGA32.51, 2NC-CCGW09T304 (MPN 2NCCCGA32.51-BNC2020). Key specifications — attr257732: 2NC-CCGA32.51; attr257733: 2NC-CCGW09T304.
SUMITOMO
SUMITOMO Diamond Turning Insert: 2NC-CCGA32.51, 2NC-CCGW09T304 (MPN 2NCCCGA32.51-BNC2020). Key specifications — attr257732: 2NC-CCGA32.51; attr257733: 2NC-CCGW09T304.