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RAW FIBER / LOONG-FLEX®

SF-629T Para-aramid Continuous Filament Yarn.
Technical Profile.

Military and ballistic high-tenacity para-aramid continuous filament yarn developed for ballistic textiles, military protective equipment, and soft armor reinforcement.

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SF-629T Para-aramid Continuous Filament Yarn
Quick Facts
Product CodeSF-AF629T-1000D / SF-AF629T-1500D
Product FormContinuous filament yarn
Tenacity≥ 23.5 cN/dtex
Initial Modulus≥ 95 GPa
Oil Pick-up0.6–1.2%
Product Summary

Military and ballistic high-tenacity para-aramid continuous filament yarn developed for ballistic textiles, military protective equipment, and soft armor reinforcement.

LOONG-FLEX® is part of Sinofibra's ballistic materials platform, where flexible protection, rigid composite development, and repeatable manufacturing performance are prioritized together. It supports Ballistic Protection and is suited to engineering teams that need material efficiency, scalable conversion, and clear specification control from development to production.

Key Features
  • Military and ballistic grade filament route
  • Optimized for soft armor and protective composites
  • High tenacity specification for 1000D and 1500D routes
Applications
  • Military protective equipment
  • Ballistic textiles
  • Soft armor fabrics
Technical Specifications

Organized into grouped sections so engineering teams can review product setup, physical properties, and ballistic performance more efficiently.

REV. 2026.Q2

Product Configuration

Product CodeSF-AF629T-1000D / SF-AF629T-1500D
Product FormContinuous filament yarn

Additional Notes

Tenacity≥ 23.5 cN/dtex
Initial Modulus≥ 95 GPa
Oil Pick-up0.6–1.2%
Catalog Position
BrandLOONG-FLEX®
TemplateRAW FIBER
SolutionsBallistic Protection
CategoryFilament
Download Center

Download the full PDF TDS for complete testing conditions, processing notes, and engineering details.

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