SUMITOMO Diamond Turning Insert: CNMA644
The SUMITOMO Diamond Turning Insert, model CNMA644 (also referenced as CNMA190616, MPN CNMA644-AC420K), is a diamond indexable turning insert. It is available in the CNMA644 and CNMA190616 configurations.
SKU 3G-OTH-255965
Also listed as: CNMA644AC420K · CNMA644 AC420K
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The SUMITOMO Diamond Turning Insert, model CNMA644 (also referenced as CNMA190616, MPN CNMA644-AC420K), is a diamond indexable turning insert. It is available in the CNMA644 and CNMA190616 configurations.
Frequently Asked Questions
What is the SUMITOMO Diamond Turning Insert CNMA644 used for?
The SUMITOMO Diamond Turning Insert CNMA644 is used for precision turning of non-ferrous materials such as aluminum alloys, copper, and plastics. Its diamond tip provides high wear resistance and a superior surface finish, making it ideal for automotive, aerospace, and general machining applications where tight tolerances are required.
What are the specifications of the SUMITOMO CNMA644-AC420K?
The SUMITOMO CNMA644-AC420K is a diamond indexable turning insert with model numbers CNMA644 and CNMA190616. It features a diamond cutting edge for hard, abrasive materials. The manufacturer part number is CNMA644-AC420K. This insert is designed for use in turning operations on non-ferrous workpieces.
Where to buy SUMITOMO Diamond Turning Inserts worldwide?
You can source SUMITOMO Diamond Turning Inserts, including the CNMA644-AC420K, through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this and other SUMITOMO inserts.
How to select the correct SUMITOMO diamond turning insert?
To select the correct SUMITOMO diamond turning insert, match the insert geometry (e.g., CNMA644 or CNMA190616) to your tool holder and workpiece material. Diamond inserts are best for non-ferrous materials. Verify the manufacturer part number, such as CNMA644-AC420K, and ensure the insert size and shape fit your machining requirements.
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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.
