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SUMITOMO Triangle Turning Insert: TCMA21.52 - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle Turning Insert: TCMA21.52

The SUMITOMO Triangle Turning Insert, model TCMA21.52 (MPN TCMA21.52-AC420K), is a triangle (T) indexable turning insert. It is also referenced as TCMW110208. This insert is designed for turning operations.

SKU 3G-OTH-322943

Also listed as: TCMA2152AC420K · TCMA21 52 AC420K · TCMA21-52-AC420K

Brand
SUMITOMO
Item
Triangle Turning Insert: TCMA21.52
Category
Triangle (T) Indexable Turning Inserts
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Technical Specifications

SUMITOMO
Manufacturer Part Number
TCMA21.52-AC420K

Technical Documents

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

Product Description

The SUMITOMO Triangle Turning Insert, model TCMA21.52 (MPN TCMA21.52-AC420K), is a triangle (T) indexable turning insert. It is also referenced as TCMW110208. This insert is designed for turning operations.

Frequently Asked Questions

What is the SUMITOMO TCMA21.52 triangle turning insert used for?

The SUMITOMO TCMA21.52 (also referenced as TCMW110208) is a triangle (T) indexable turning insert designed for turning operations. It is commonly used in metalworking and machining applications where a sharp, durable cutting edge is required for external or internal turning on lathes.

What are the specifications of the SUMITOMO TCMA21.52-AC420K insert?

The SUMITOMO TCMA21.52-AC420K is a triangle (T) indexable turning insert with the model designation TCMA21.52 and the alternative reference TCMW110208. The manufacturer part number is TCMA21.52-AC420K. It is designed for turning operations and is made by SUMITOMO.

Where to buy SUMITOMO TCMA21.52 turning inserts worldwide?

You can source SUMITOMO TCMA21.52 (TCMW110208) turning inserts through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct SUMITOMO triangle turning insert for a lathe?

To select the correct SUMITOMO triangle turning insert, match the insert size (TCMA21.52 or TCMW110208) to your tool holder's pocket and clamping system. Ensure the insert grade (e.g., AC420K) suits your workpiece material and cutting conditions. Consult the SUMITOMO catalog for recommended feeds and speeds.

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 triangle (t) 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
SUMITOMO Triangle Turning Insert: TCMA21.52, TCMW110208 (MPN TCMA21.52-AC405K)
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