FIberglass Chopped Stand Mat A Grade A Grade in Fiberglass Chopped Strand Mat (CSM) typically refers to a premium, high-quality product with superior characteristics like high tensile strength,....
A Grade in Fiberglass Chopped Strand Mat (CSM) typically refers to a premium, high-quality product with superior characteristics like high tensile strength, good resin compatibility, and fast wet-out properties. Specifications commonly include Area Weight (GSM) (e.g., 300, 450, 600 GSM), binder type (emulsion or powder), and compatibility with resins like unsaturated polyester, vinyl ester, and epoxy. The grade denotes its suitability for demanding applications like boat hulls, tanks, and automotive parts. Â
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Key Specifications for A Grade Fiberglass Chopped Strand Mat
Area Weight (GSM):
This indicates the weight of the mat per square meter and is a primary specification. Common A grade weights range from 300 to 900 GSM.Â
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Binder Type:
The binder holds the glass strands together. A Grade mats can use either Emulsion (a water-based binder) or Powder binders, both compatible with various resins.Â
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Tensile Strength:
A Grade mats are known for their high tensile strength, which translates to excellent mechanical properties in the final composite.Â
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Resin Compatibility:
High-grade mats are designed for broad compatibility with different resins, including
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