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SUMITOMO Diamond Turning Insert: CNMA643 - Diamond Indexable Turning Inserts
SUMITOMODiamond Indexable Turning Inserts

SUMITOMO Diamond Turning Insert: CNMA643

The SUMITOMO Diamond Turning Insert, model CNMA643 (also referenced as CNMA190612), is a diamond indexable turning insert with manufacturer part number CNMA643-AC700G. It is designed for precision machining applications.

SKU 3G-OTH-258111

Also listed as: CNMA643AC700G · CNMA643 AC700G

Brand
SUMITOMO
Item
Diamond Turning Insert: CNMA643
Category
Diamond Indexable Turning Inserts
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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
CNMA643-AC700G

Technical Documents

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

Product Description

The SUMITOMO Diamond Turning Insert, model CNMA643 (also referenced as CNMA190612), is a diamond indexable turning insert with manufacturer part number CNMA643-AC700G. It is designed for precision machining applications.

Frequently Asked Questions

What is the SUMITOMO CNMA643 diamond turning insert used for?

The SUMITOMO CNMA643 (CNMA190612) diamond indexable turning insert is used for precision machining of non-ferrous materials, such as aluminum alloys and composites. It delivers high surface finish and dimensional accuracy in turning, boring, and facing operations on CNC lathes and machining centers.

What are the specifications of the SUMITOMO CNMA643-AC700G insert?

The SUMITOMO CNMA643-AC700G is a diamond indexable turning insert with model numbers CNMA643 and CNMA190612. It features a CNMA geometry for general-purpose turning. The AC700G grade is designed for wear resistance and edge strength in non-ferrous machining. Always verify dimensions with the manufacturer's catalog.

Where to buy SUMITOMO CNMA643 diamond turning inserts worldwide?

You can source SUMITOMO CNMA643-AC700G diamond turning inserts worldwide through 3G Electric. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this SUMITOMO insert.

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

To select the correct SUMITOMO diamond turning insert, match the insert shape, size, and grade to your workpiece material and operation. The CNMA643 is suitable for general turning of non-ferrous metals. Consult the SUMITOMO technical catalog for feed, speed, and depth-of-cut recommendations. 3G Electric can assist with sourcing the right insert.

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.

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