SUMITOMO Diamond Turning Insert: DCMT21.51ELU
The SUMITOMO Diamond Turning Insert, available as models DCMT21.51ELU and DCMT070204NLU, is a diamond indexable turning insert from the SUMITOMO brand. The manufacturer part number is DCMT21.51ELU-AC6040M. Key…
SKU 3G-OTH-260634
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Product Description
The SUMITOMO Diamond Turning Insert, available as models DCMT21.51ELU and DCMT070204NLU, is a diamond indexable turning insert from the SUMITOMO brand. The manufacturer part number is DCMT21.51ELU-AC6040M. Key specifications include the insert designations DCMT21.51ELU and DCMT070204NLU.
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 and abrasive materials such as ceramics, glass, and composites. Its diamond tip provides superior wear resistance and surface finish in high-speed machining applications across automotive, aerospace, and general manufacturing industries.
What are the specifications of the SUMITOMO Diamond Turning Insert?
The SUMITOMO Diamond Turning Insert is available in models DCMT21.51ELU and DCMT070204NLU, with manufacturer part number DCMT21.51ELU-AC6040M. These are diamond indexable turning inserts designed for high-precision machining. The insert designations follow ISO standard geometry for compatibility with common tool holders.
Where to buy SUMITOMO Diamond Turning Inserts worldwide?
You can source SUMITOMO Diamond Turning Inserts worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the DCMT21.51ELU-AC6040M or equivalent models.
How to select the correct SUMITOMO Diamond Turning Insert?
To select the correct SUMITOMO Diamond Turning Insert, match the insert designation (DCMT21.51ELU or DCMT070204NLU) to your tool holder's pocket geometry. Consider workpiece material, cutting speed, and required surface finish. For hard materials, the diamond grade AC6040M offers excellent wear resistance. Consult your tooling engineer for application-specific recommendations.
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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.















