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WIDIA CBN Negative Triangle Indexable Turning Insert - Triangle (T) Indexable Turning Inserts
WIDIA CBN NEGATIVETriangle (T) Indexable Turning Inserts

WIDIA CBN Negative Triangle Indexable Turning Insert

The WIDIA CBN NEGATIVE INSERT is a triangle (T) indexable turning insert available in models TNGA331S0425MT and TNGA160404S01025MT (MPN 6904856). These inserts are designed for negative rake turning operations.

SKU 3G-OTH-323644

Brand
WIDIA CBN NEGATIVE
Item
Triangle Indexable Turning Insert
Part Number
6904856
Category
Triangle (T) Indexable Turning Inserts
Available to Order
Also known as:6904856WIDIA CBN NEGATIVE
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Technical Specifications

WIDIA CBN NEGATIVE
Manufacturer Part Number
6904856

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WIDIA CBN NEGATIVE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WIDIA CBN NEGATIVE INSERT is a triangle (T) indexable turning insert available in models TNGA331S0425MT and TNGA160404S01025MT (MPN 6904856). These inserts are designed for negative rake turning operations.

Frequently Asked Questions

What is the WIDIA CBN negative insert used for?

The WIDIA CBN negative insert is used for hard turning of ferrous materials, such as hardened steels and cast irons, in finishing and semi-finishing operations. Its cubic boron nitride (CBN) cutting edge provides high wear resistance and thermal stability, enabling precise machining of components like gears, bearings, and shafts.

What are the specifications of the WIDIA CBN negative insert TNGA331S0425MT?

The WIDIA CBN negative insert model TNGA331S0425MT is a triangle (T) indexable turning insert with a negative rake geometry. It is part of the TNGA series, designed for hard turning applications. The insert features a CBN cutting edge for extended tool life and consistent surface finish.

Where to buy WIDIA CBN negative inserts worldwide?

3G Electric supplies WIDIA CBN negative inserts worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source and deliver genuine WIDIA inserts like the TNGA331S0425MT and TNGA160404S01025MT to customers across 14 industrial departments.

How to select the right WIDIA CBN negative insert for hard turning?

Select the WIDIA CBN negative insert based on workpiece material hardness, required surface finish, and depth of cut. For finishing hardened steels, choose a finer grade like TNGA160404S01025MT; for heavier cuts, opt for TNGA331S0425MT. Consult WIDIA's application guidelines for optimal speeds and feeds.

Used in

Common applications for WIDIA CBN NEGATIVE
Automotive — Hard turning of transmission shafts and gears using WIDIA DNGA432S0425MT inserts for finishing.
Aerospace — Machining of hardened superalloy components with WIDIA VNGA332S0525MT inserts for profiling.
General engineering — Finishing of hardened steel dies and molds using WIDIA TNGA331S0425MT triangle inserts.
Bearing manufacturing — Hard turning of bearing races with WIDIA DNMA441S0420ST inserts for surface finish.
Hydraulics — Machining of hardened hydraulic cylinders using WIDIA DNGA431S0425MT inserts for precision turning.
Tool and die — Semi-finishing of hardened tool steels with WIDIA TNGA332S0425MT inserts for wear resistance.
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WIDIA CBN NEGATIVE Products

3G Electric supplies WIDIA CBN NEGATIVE 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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