KEVLAR What is it Properties Uses. What is it 1965, Dupont Stehanie Kowlek & Herbert Blades Aromatic polyamide Symmetrical radial orientation.

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Presentation transcript:

KEVLAR What is it Properties Uses

What is it 1965, Dupont Stehanie Kowlek & Herbert Blades Aromatic polyamide Symmetrical radial orientation

Properties Dadvantages High Tensile Strength at Low Weight 5X stronger than stronger than steel (equil weight basis) Low Elongation to Break High Modulus (Structural Rigidity) Low Electrical Conductivity High Chemical Resistance Low Thermal Shrinkage High Toughness (Work-To-Break) Excellent Dimensional Stability High Cut Resistance Flame Resistant, Self-Extinguishing Impact resistant Disadvantages Fibers absorb moisture Poor compressive properties Difficult to cut Available grades: Kevlar 29, Kevlar 49, and Kevlar 149

Uses Performance Apparel Adhesives and Sealants Belts and Hoses Composites Fiber-Optic and ElectroMechanical Cables Friction Products and Gaskets Protective Apparel Tires

Uses Ropes and Cables

Uses Ballistics& Defense Protection Level: Colors: Sizes:

Referances From: From: From: m From