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KINJOYA PUA 3H CLASSIC
Single-component Polyurea

KINJOYA PUA 3H CLASSIC is a high-performance elastomer coating, particularly suitable for harsh environments requiring long-term protection. It cures through moisture to form a polymer elastomer, offering excellent waterproofing, corrosion resistance, and wear resistance.

kinjoya pua 3h classic single component polyurea
kinjoya pua 3h classic single component polyurea
Application
Key Benefits
Install Guide
Storage

KINJOYA PUA 3H CLASSIC Application


  • Water Conservancy: Waterproofing and corrosion protection for water tanks, fire-fighting water tanks, and cooling towers. 

  • Transportation: Bridge deck waterproofing. 

  • Construction: Roof waterproofing, concrete surface waterproofing and corrosion protection, metal surface waterproofing and corrosion protection. 

  • Aerospace: Surface protection for buildings and structures.

KINJOYA PUA 3H CLASSIC Key Benefits


  • Comprehensive protection: Features multiple protective functions including waterproof, anti-corrosion, wear-resistant, and pressure-resistant. 

  • Long-lasting durability: Performs excellently under harsh conditions such as prolonged water exposure and extreme temperatures, with a lifespan of at least 30 years.

  • Strong adhesion: High bonding strength and peel strength, performing exceptionally well under long-term water immersion.

  • Good low-temperature performance: Maintains 50-100% or more elongation at break and retains elastomer characteristics even at -45℃.

KINJOYA PUA 3H CLASSIC Install Guide


Construction Precautions:

  • The base surface must be free of oil and dust, with a moisture content below 4%.

  • The substrate should be free of cracks; any gaps should be filled with specialized materials to ensure firmness.

  • Recommended construction temperature is above 5°C, with humidity not exceeding 85%.

  • Confirm that materials meet standards and avoid using expired products.

  • Preheat pipes before spraying, and set appropriate temperature and pressure.


Construction Operation:

  • Continuously stir to keep the material uniform and prevent layering.

  • When spraying, the spray gun should be perpendicular to the base surface and moved at a consistent speed.

  • Handle edges and corners first, then spray larger areas; each layer thickness should be controlled at 0.5-1mm.

KINJOYA PUA 3H CLASSIC Storage


  • Store in a dry, cool, and ventilated warehouse, keeping the temperature at 5-25℃, and avoid exposure to rain or direct sunlight. 

  • Buckets should be stored upside down to prevent moisture absorption and deterioration. 

  • Keep away from fire and heat sources, in accordance with hazardous material storage standards. 

  • Unused materials should be sealed; in humid environments, nitrogen protection is recommended. 

  • All information is nominal values at the time of manufacturing, and related performance properties are based on the "as manufactured" condition. Actual values may vary depending on application methods, substrate conditions, environmental factors, and specific product configurations.

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