SUMITOMO Triangle Turning Insert: TPMN432
The SUMITOMO Triangle Turning Insert, model TPMN432 (also referenced as TPMN220408, MPN TPMN432-AC5025S), is a triangle (T) indexable turning insert. It is supplied with the specifications attr257938: TPMN432 and…
SKU 3G-OTH-323896
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Product Description
The SUMITOMO Triangle Turning Insert, model TPMN432 (also referenced as TPMN220408, MPN TPMN432-AC5025S), is a triangle (T) indexable turning insert. It is supplied with the specifications attr257938: TPMN432 and attr257939: TPMN220408.
Frequently Asked Questions
What is the SUMITOMO TPMN432 triangle turning insert used for?
The SUMITOMO TPMN432 (TPMN220408) triangle indexable turning insert is used for general turning, facing, and profiling operations on metal workpieces. Its triangular shape provides three cutting edges for cost-effective machining. It is commonly applied in automotive, aerospace, and general engineering industries for medium-duty cutting.
What are the specifications of the SUMITOMO TPMN432 turning insert?
The SUMITOMO TPMN432 turning insert is a triangle (T) indexable insert with specifications TPMN432 and TPMN220408. The manufacturer part number is TPMN432-AC5025S. It is designed for use with appropriate tool holders and features a precision-ground geometry for consistent performance in turning applications.
Where to buy SUMITOMO TPMN432 turning inserts worldwide?
You can source SUMITOMO TPMN432 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; we supply genuine SUMITOMO inserts for your machining needs.
How to select the correct SUMITOMO triangle turning insert for my lathe?
To select the correct SUMITOMO triangle turning insert, match the insert size (TPMN432 or TPMN220408) to your tool holder's pocket and clamping system. Ensure the insert grade (AC5025S) suits your workpiece material and cutting conditions. Consult your tool holder manufacturer's compatibility chart and refer to SUMITOMO's technical data for feed and speed recommendations.
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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.















