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Crystic Gelcoat LS 31PA ISO-NPG Brush Gelcoat

Crystic Gelcoat LS 31PA ISO-NPG Brush Gelcoat

Crystic Gelcoat LS 31PA ISO-NPG Brush Gelcoat

Product catalog summary
Overview: The document provides a detailed analysis of the Crystic Gelcoat LS 31PA Iso-NPG Brush Gelcoat, highlighting its superior performance in various applications requiring long-term durability. It emphasizes the product's weathering performance, low styrene content, handling, water resistance, and repairability.
Key Specifications:
  • Weathering Performance: Both accelerated and 12-month natural Florida exposure tests show negligible color change and excellent gloss retention.
  • Mechanical Properties: Tensile elongation is 2.1%, tensile strength is 57 MPa, flexural modulus is 3222 MPa, and Barcol hardness is 41.
  • Liquid Properties: Viscosity at 4500 s-1 is 15 poise, at 0.6 s-1 is 400 poise, specific gravity is 1.1, geltime at 25°C with 2% catalyst is 8 minutes, and flash point is 28°C.
Performance Benefits:
  • Superior handling compared to competitive iso-NPG gelcoats.
  • High resistance to osmotic blistering, proven in a 12-month marine grade system test.
  • Low porosity finish and Lloyd's approval.
  • Easy to repair.
Applications: Suitable for marine, transport, building, and industrial sectors where exterior durability is critical.
Testing and Results:
  • Weathering tests conducted at the Atlas Weathering Services Group site in Florida, using open-backed panels in accordance with ASTM G7 standards.
  • Gloss retention and color change measured using the CIElab color model, showing superior performance of LS 31PA over competitors.
  • Water immersion tests at 40°C for 12 months showed no blistering and minimal water pick-up.
Conclusion: The Crystic Gelcoat LS 31PA offers market-leading performance in durability and weather resistance, making it an excellent choice for demanding external applications.
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Catalog excerpts

Crystic Gelcoat LS 31PA ISO-NPG Brush Gelcoat-1

- versus competitive iso-NPG gelcoats proven in a rigorous 12-month test when used as part of a marine grade system. Superior Weathering Performance - Low Styrene Content Superior Handling both accelerated weathering and 12-month natural Florida exposure reveal neglible colour change and excellent gloss retention. Superb Water Resistance High Resistance to Osmotic Blistering - Low Porosity Finish Lloyd's Approved Easy to Repair > Marine Transport Building Industrial Applications where exterior durability is critical >

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