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JB/T 15089-2025Superhard internal coolant reamer (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

May 9, 2025

Implementation date

November 1, 2025

Scope

JB/T 15089-2025 (Superhard internal coolant reamer) is available as an English-translated PDF.

JB/T 15089-2025 — Superhard internal coolant reamer

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Document preview — JB/T 15089-2025

National Standard of the People's Republic of China

ICS: 25.100.30
Classification: J 41

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the structural type, dimensions, and technical requirements for ultra-hard internal cooling reamers, describes the corresponding test methods, and specifies inspection rules, marking, and packaging requirements. This document applies to the manufacture of �4mm�50mm straight shank welded cubic boron nitride (PCBN) or polycrystalline diamond (PCD) ultra-hard internal cooling reamers; the manufacture of other ultra-hard internal cooling reamers can refer to this standard.

Document data

International classification (ICS): 25.100.30.

Chinese classification (CCS): J41.

Estimated length of the Chinese original: 10,117 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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