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ARMOR / LOONG-FLEX®

SW-290T Helmet-Grade Aramid Fabric.
Technical Profile.

A helmet-oriented woven para-aramid fabric optimized for thermoforming and rigid composite pressing, suitable for ballistic shells and hard panels.

SW-290T Helmet-Grade Aramid Fabric
Quick Facts
Brand NameLOONG-FLEX® SW (Hard Armor / Helmet – Woven Fabric Series)
Product CodeSW-290T
Armor TypeHard Armor / Ballistic Helmet / Rigid Composite
ConstructionTwill Weave, Single Layer
ApplicationBallistic Helmet Shell / Hard Armor Panel
Product Summary

A helmet-oriented woven para-aramid fabric optimized for thermoforming and rigid composite pressing, suitable for ballistic shells and hard panels.

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
  • Developed for helmet shell and rigid panel forming
  • High basis weight woven aramid for structural applications
  • Optimized for thermoforming and helmet pressing
Applications
  • Ballistic helmet shells
  • Hard armor panels
  • Rigid composite parts
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

Brand NameLOONG-FLEX® SW (Hard Armor / Helmet – Woven Fabric Series)
Product CodeSW-290T
Armor TypeHard Armor / Ballistic Helmet / Rigid Composite
ConstructionTwill Weave, Single Layer
ApplicationBallistic Helmet Shell / Hard Armor Panel
Manufacturing NoteOptimized for thermoforming & helmet pressing
PRIMARY APPLICATIONBallistic Helmet Shell / Hard Armor Panel Thermoset composite performance (phenolic / epoxy) dependent on resin system; end-user lamination qualification required.

Physical & Material Data

Areal Densityg/m² 290
Fabric Widthmm 1200
Roll Lengthm 150
Fabric Thicknessmm 0.40 ± 0.05
Warp Yarn Densityyarns/10 cm 148 ± 2
Weft Yarn Densityyarns/10 cm 148 ± 2
Oil Content0.8

Ballistic & Process Performance

V50515 m/s
Catalog Position
BrandLOONG-FLEX®
TemplateARMOR
SolutionsBallistic Protection
CategoryWoven Fabric
Download Center

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

Download Full PDF TDS

Proprietary Data. Unauthorized distribution strictly prohibited.

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