1.5lb, AR Glass Fiber

1.5lbs is the perfect size for your small projects and pre-measured to the exact amount of fiber to go into one of our 50lb Pre-blended GFRC bag mixes

• 1/2"(13mm) or 3/4"(19mm) AR Glass Fiber
  
• Alkali Resistant (AR) Glass Fibers
• Contains minimum of 19% Zirconia
  
• 18 Microns filament diameter
• 200 Filaments per strand
  
• Increase Tensile Strength (three times higher than steel)
• High young's modulus
• Small fiber diameter- more individual fibers per pound