Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Allnex CRYLCOAT S 1683-0 Polyester Resin

Allnex CRYLCOAT S 1683-0 is a high-performance carboxyl-functional polyester resin designed for premium powder coating applications. It delivers excellent gloss retention, mechanical durability, and UV resistance. Ideal for outdoor architectural and appliance finishes, it ensures smooth flow, superior cure response, and compatibility with TGIC and HAA crosslinkers. Trusted globally for consistent performance and sustainability.
  • allnex crylcoat s 1683 0 polyester resin_cb22bb12
  • allnex crylcoat s 1683 0 polyester resin_cb22bb12

Features Of Allnex CRYLCOAT S 1683-0 Polyester Resin

  1. High-gloss, excellent flow and leveling for smooth, defect-free cured films.

  2. Outstanding weather resistance and UV stability for long-term outdoor performance.

  3. Good chemical resistance to solvents, acids, and household cleaners.

  4. Optimized reactivity for efficient curing with standard triglycidyl isocyanurate (TGIC) hardeners.

  5. Low melt viscosity enabling high-solids powder formulations and improved transfer efficiency.

Typical Applications Of Allnex CRYLCOAT S 1683-0 Polyester Resin

  1. Architectural aluminum extrusions and curtain wall systems.

  2. Automotive exterior trim and under-hood components.

  3. Outdoor furniture and garden equipment coatings.

  4. General industrial metal finishing requiring durable decorative finishes.

Specifications Of Allnex CRYLCOAT S 1683-0 Polyester Resin

Chemical TypeCarboxyl-functional saturated polyester
Product FormFree-flowing white to off-white powder
AppearanceHomogeneous granular powder
Acid Value (mg KOH/g)27–33
Melt Viscosity (Pa·s at 200 °C)40–60
Gel Time (sec at 200 °C with 5% TGIC)180–240
Primary ApplicationsExterior-grade thermosetting powder coatings
Key FeaturesWeather resistance, high gloss, low-melt viscosity


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