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Barrday U681 2-ply Aramid UD

Barrday U681 2-ply Aramid UD is an advanced para-aramid unidirectional material for hard armor ballistic applications. U681 consists of two plies of unidirectional product, cross-plied in 0°/90°Configuration. Our proprietary UD technology aligns the fibers in each layer in a parallel direction.

Reinforcement Material: Aramid (Kevlar)

Reinforcement Form: Unidirectional Fabric

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Reinforcement Form
Reinforcement Material
Composite Materials Functions

Features & Benefits

Product Highlights
  • Very good performance against AP ammunition
  • Excellent stiffness behind ceramic plates
  • Retains stability and structural integrity at elevated temperatures
  • Maintains ballistic performance levels at low or high pressure ( autoclave or vacum)

Applications & Uses

Composites End Use

Properties

Physical Form

Technical Details & Test Data

Correct Layup

Barrday U681 2-ply Aramid UD Correct Layup

Incorrect Layup

Barrday U681 2-ply Aramid UD Incorrect Layup

Release Liner

Barrday U681 2-ply Aramid UD Release Liner