T/CCTA 30515-2025 Active Group standards

T/CCTA 30515-2025 Jet Vortex blend of acrylic, rayon and lyocell in natural color yarn

Publish Date: 2025-02-28 Implement Date: 2025-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CCTA 30515-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Yarn

Publish Date: 2025-02-28

Implement Date: 2025-03-01

Scope

Main technical content: This document provides the classification and marking of jet-air-jet spun nylon/lyocell fiber blended yarn products in their natural color, and stipulates the requirements, inspection rules, marking, and packaging. It also describes the corresponding test methods. The technical content evaluated mainly includes: line density deviation rate, line density variation coefficient, single yarn breaking strength, single yarn breaking strength variation coefficient, evenness of yarn unevenness variation coefficient, thousand-meter cotton knots (+200%), and hundred-thousand-meter yarn defects, among other indicators.