WIDIA CBN NEGATIVEDiamond Indexable Turning Inserts

WIDIA CBN NEGATIVE INSERT: DNGA432EMT

The WIDIA CBN NEGATIVE INSERT is a diamond indexable turning insert available in two geometries: DNGA432EMT and DNGA150408EMT, with manufacturer part number 6904825. This product is designed for negative rake turning…

SKU 3G-OTH-259477

Brand

WIDIA CBN NEGATIVE

Item

INSERT: DNGA432EMT

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WIDIA CBN NEGATIVE

Manufacturer Part Number

6904825

Technical Documents

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WIDIA CBN NEGATIVE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the WIDIA CBN NEGATIVE INSERT used for?

The WIDIA CBN NEGATIVE INSERT is used for negative rake turning of hardened steels and superalloys. Its cubic boron nitride (CBN) cutting material delivers high wear resistance and thermal stability, making it suitable for precision machining in automotive, aerospace, and heavy equipment manufacturing.

What are the specifications of the WIDIA CBN NEGATIVE INSERT?

The WIDIA CBN NEGATIVE INSERT is available in two geometries: DNGA432EMT and DNGA150408EMT, with manufacturer part number 6904825. Both are negative rake indexable turning inserts made from cubic boron nitride (CBN), designed for hard turning applications requiring tight tolerances.

Where to buy WIDIA CBN NEGATIVE INSERT worldwide?

3G Electric supplies the WIDIA CBN NEGATIVE INSERT worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this insert to your facility. Contact us for pricing and lead time on this CBN turning insert.

How to select the right WIDIA CBN NEGATIVE INSERT geometry?

Select between DNGA432EMT and DNGA150408EMT based on your depth of cut and feed rate requirements. DNGA432EMT suits general-purpose hard turning, while DNGA150408EMT is optimized for finishing passes. Consult your tooling engineer or contact 3G Electric for application-specific guidance.

Used in

Common applications for WIDIA CBN NEGATIVE

Hard turning of bearing races — WIDIA CBN NEGATIVE DNGA432EMT inserts for finishing hardened steel rings.

Machining of die and mold components — WIDIA CBN NEGATIVE TNGA332S0425MT inserts for roughing tool steels.

High-volume production of automotive gears — WIDIA CBN NEGATIVE SNGA432S0425MT inserts for turning case-hardened steels.

Interrupted cut turning of cast iron brake drums — WIDIA CBN NEGATIVE VNGA331S0425MT inserts for heavy roughing.

Finishing of powder metal sprockets — WIDIA CBN NEGATIVE DNGA150408S01025MT inserts for surface finish requirements.

Profiling of hardened steel shafts — WIDIA CBN NEGATIVE TNGA160408S01025MT inserts for contour turning.

WIDIA CBN NEGATIVE Products

3G Electric supplies WIDIA CBN NEGATIVE diamond indexable turning inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all WIDIA CBN NEGATIVE products →Contact our engineers →