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FZ/T 52069-2025Island-type polyester staple fiber (English PDF)

海岛涤纶短纤维

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 17, 2025

Implementation date

July 1, 2026

Scope

FZ/T 52069-2025 is the English-translated version of 海岛涤纶短纤维.

FZ/T 52069-2025 — This standard specifies the product identification, technical requirements, inspection rules, marking, packaging, transportation, and storage of sea-island polyester staple fibers, and describes the corresponding test methods.

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Document preview — FZ/T 52069-2025

National Standard of the People's Republic of China

ICS: 59.060.20
Classification: W 52

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the product identification, technical requirements, inspection rules, marking, packaging, transportation, and storage of sea-island polyester staple fibers, and describes the corresponding test methods. It applies to undyed sea-island polyester staple fibers (bright or dull/delustered) with a nominal linear density of 2.0°C5.0 dtex, an island count of 8°C64, and a sea-island ratio ranging from 20/80 to 35/65; other types of sea-island polyester staple fibers may refer to this standard.

Document data

International classification (ICS): 59.060.20.

Chinese classification (CCS): W52.

Estimated length of the Chinese original: 10,198 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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