FCFC Formosa TAIRIREX® GP5350
TAIRIREX® GP5350 GPPS Resin General Grade
TAIRIREX GP5350 is a high-heat-resistant general-purpose polystyrene (GPPS) resin in pellet form, designed for demanding applications requiring durability, clarity, and thermal stability. With superior heat deflection and mechanical performance, it’s ideal for kitchenware, lighting, and consumer goods where reliability under stress matters.
Associated Documents
ISO Data Sheet
ASTM Data Sheet
UL Product iQ
Processing Data
Typical property data
Physical Properties
- Melt Flow Index: 4.5 g/10min (ISO 1133, 200°C × 5kg)
Mechanical Properties
- Tensile Strength: 44 MPa (ISO 527, 23°C, 20mm/min)
- Tensile Modulus: 3300 MPa (ISO 527, 23°C, 1mm/min)
- Tensile Elongation: 3% (ISO 527, 23°C, 20mm/min)
- Flexural Strength: 76 MPa (ISO 178, 23°C, 2mm/min)
- Flexural Modulus: 3100 MPa (ISO 178, 23°C, 2mm/min)
Impact Properties
- IZOD Impact Strength: 1.6 kJ/m² (ISO 180, 23°C, 4mm, unnotched)
- Charpy Impact Strength: 10.8 kJ/m² (ISO 179, 23°C, 4mm, unnotched)
Thermal Properties
- Vicat Softening Point: 100°C (ISO 306, annealed 80°C × 2hr, 4mm, 10N, 50°C/h)
- Heat Deflection Temperature: 95°C (ISO 75/A, annealed 80°C × 2hr, 120°C/h, 1.8 MPa, 4mm)
Optical Properties
- Residual Monomer: Max 700 ppm
Flame Characteristics
- Combustibility: HB (UL-94, File No. E162823, thickness 1.5 ~ 1.7 mm)
Features & Benefits
Exceptional Heat Resistance
TAIRIREX GP5350 withstands temperatures up to 100°C (Vicat Softening Point), ensuring stability in hot environments—perfect for dishwasher-safe kitchenware or heat-exposed lamp covers
High Mechanical Strength
With 44 MPa tensile strength and 76 MPa flexural strength, this TAIRIREX PS resin resists deformation under load, ideal for durable toys and structural components.
Easy Processing & Safety
The resin’s balanced melt flow (4.5 g/10min) simplifies molding, while its UL 94 HB flammability rating ensures safety in electrical components and decorative sheets.
Use & Applications
