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SUMITOMO Triangle Turning Insert: TPMT1.81.51ELU - Triangle (T) Indexable Turning Inserts
SUMITOMOTriangle (T) Indexable Turning Inserts

SUMITOMO Triangle Turning Insert: TPMT1.81.51ELU

The SUMITOMO Triangle Turning Insert, model TPMT1.81.51ELU (also referenced as TPMT090204N-LB, MPN TPMT1.81.51ELU-AC820P), is a Triangle (T) indexable turning insert. It is available under SKU 52FY52.

SKU 3G-OTH-322980

Brand
SUMITOMO
Item
Triangle Turning Insert: TPMT1.81.51ELU
Category
Triangle (T) Indexable Turning Inserts
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Technical Specifications

SUMITOMO
Manufacturer Part Number
TPMT1.81.51ELU-AC820P
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SUMITOMO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SUMITOMO Triangle Turning Insert, model TPMT1.81.51ELU (also referenced as TPMT090204N-LB, MPN TPMT1.81.51ELU-AC820P), is a Triangle (T) indexable turning insert. It is available under SKU 52FY52.

Frequently Asked Questions

What is the SUMITOMO TPMT1.81.51ELU turning insert used for?

The SUMITOMO TPMT1.81.51ELU is a triangle indexable turning insert designed for general turning, facing, and profiling operations on steel and stainless steel workpieces. It is commonly used in CNC lathes and manual machining applications across automotive, aerospace, and general manufacturing industries.

What are the specifications of the SUMITOMO TPMT090204N-LB insert?

The SUMITOMO TPMT090204N-LB is a triangle turning insert with an inscribed circle of 9.525 mm and a thickness of 3.97 mm. It features a chipbreaker design for effective chip control. The insert is made from AC820P grade, suitable for medium to finishing cuts in steel and stainless steel.

Where to buy SUMITOMO turning inserts worldwide?

3G Electric supplies SUMITOMO TPMT1.81.51ELU turning inserts to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact our team to place an order or request a quote for this insert.

How to select the correct SUMITOMO triangle insert for my lathe?

To select the correct SUMITOMO triangle insert, match the insert size (IC and thickness) to your tool holder's pocket dimensions. The TPMT1.81.51ELU uses a 9.525 mm inscribed circle and 3.97 mm thickness. Also consider workpiece material and finish requirements; the AC820P grade is optimized for steel and stainless steel.

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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