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

Toyobo GA-5200 Crystalline Polyester Resin

Toyobo GA-5200 is a high-clarity crystalline polyester resin from Toyobo’s GA series, engineered for precision injection molding of optical lenses and medical components. It offers exceptional thermal stability, low moisture absorption, and rapid crystallization—enabling short cycle times and superior dimensional accuracy in demanding applications.
  • toyobo ga 5200 crystalline polyester resin_87574068
  • toyobo ga 5200 crystalline polyester resin_87574068

Features Of Toyobo GA-5200 Crystalline Polyester Resin

  1. Highly crystalline structure enabling rapid melt viscosity build-up and excellent green strength in powder coatings.

  2. Outstanding storage stability with low tendency toward particle agglomeration under ambient conditions.

  3. Optimized for smooth, high-gloss finishes with minimal orange peel effect in thermoset powder coating systems.

  4. Excellent chemical resistance to solvents, alkalis, and mild acids after full cure.

  5. Compatible with standard epoxy resins (e.g., DICY-cured systems) and common powder coating curing agents.

Typical Applications Of Toyobo GA-5200 Crystalline Polyester Resin

  1. Architectural aluminum extrusion coatings requiring weather resistance and long-term gloss retention.

  2. Appliance coatings for refrigerators, washing machines, and ovens demanding durability and aesthetic consistency.

  3. Automotive non-critical exterior parts such as trim, grilles, and under-hood components.

  4. General industrial metal finishing for office furniture, lighting fixtures, and HVAC enclosures.

  5. Functional powder coatings requiring balanced flow, leveling, and mechanical toughness.

Specifications Of Toyobo GA-5200 Crystalline Polyester Resin

Chemical TypeCrosslinkable crystalline polyester resin
Product FormFree-flowing white to off-white granules
AppearanceUniform crystalline granules, no dust or fines
Acid Value (mg KOH/g)28–32
Melt Viscosity (Pa·s @ 200°C)1.8–2.4
Glass Transition Temperature (°C)68–72
Crystallinity (DSC, %)≥75%
Recommended Cure Schedule180–200°C for 10–20 minutes


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