AGY Advanced Materials S-3 UHM™ High Performance Fibers The Highest Stiffness in Glass Fibers AGY, the leading global producer of high-strength glass fibers, introduces S-3 UHM™ glass fibers, a breakthrough in the development of ultra-high modulus glass fibers S-3 UHM™ High Performance Fibers - Features and Benefits • S-3 UHM™ glass fiber performance was developed using AGY’s advanced Modular Direct Melt (MDM) production technology and utilizes a proprietary formulation of S-Glass raw materials to produce this unique glass fiber • With the highest tensile modulus glass fiber available [99 GPa (14,359 ksi)], it is an improvement of approximately 40% over E-Glass • The proprietary glass formulation is designed to maximize tensile modulus properties while balancing other properties of glass fibers such as: - Non-conductive – electrical - High impact performance - Low coloration of resins and finished parts - High temperature resistance - Low moisture absorption • A range of sizing chemistries is available including epoxy, polyester, and a range of thermoplastic resins • Boron-free and environmentally friendly For product samples please call 1.888.434.0945 (Toll Free US) or (+33) 4727 81775 (France)

AGY Advanced Materials S-3 UHM™ High Performance Fibers The Highest Stiffness in Glass Fibers Physical Properties Test Method Strand Tensile Strength Strand Tensile Modulus Bulk Glass Density Glass Fiber Density Softening Point MPa (Kpsi) GPa (Mpsi) g/cc (lb/cu.in.) g/cc (lb/cu.in.) °C (°F) MPa (Kpsi) GPa (Mpsi) MPa (Kpsi) GPa (Mpsi) MPa (Kpsi) GPa (Mpsi) UD Fabric Lamniate Properties (60% FVF) Tensile Strength Tensile Modulus Flexural Strength Flexural Modulus Compressive Strength Comprssive Modulus AGY has a long-standing track record of meeting the demands for challenging customer requirements...