3/4 " AR Glass Fiber


Owens Corning Glass Fiber -  3/4" Bundled fiber for GFRC backcoats.


  • Type of Glass: Alkali Resistant, high Zirconia Content
  • Highest Integrity During Mixing, Best Flow Characteristics
  • Filament Diameter μ18
  • Filaments per Strand 200
  • Zirconia Content Minimum 17%
  • Moisture Content < 0.5%

OC offers the AR glassfiber with the highest zirconia content available.

All OC alkali resistant glass fiber products are manufactured in compliance with ASTM C1666/C 1666M, EN 15422 and under recommendations of PCI and GRCA.

Item #: AR Glass Fiber 20#

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