SABIC LEXAN FR 3412ECR Hot Sale PC Resin

SABIC LEXAN FR 3412ECR is a 20% glass fiber reinforced polycarbonate (PC) polymer produced by SABIC (Saudi Basic Industries Corporation).

Physical Properties

  • Specific Gravity: Measured per ASTM D792, the specific gravity is 1.30 g/cc, a dimensionless value relative to water density.
  • Density: Determined by ISO 1183, the density is 1.36 g/cc (0.0491 lb/in³), specifying the material’s mass-to-volume ratio.
  • Water Absorption: At 23°C under saturated conditions (ISO 62), water absorption is 0.29%, indicating moisture resistance in wet environments.
  • Moisture Absorption: At 23°C / 50% RH per ISO 62, equilibrium moisture absorption is 0.120%, showing stability in moderate humidity.
  • Linear Mold Shrinkage :As per SABIC’s internal test method for 3.20 mm (0.126 in) thickness, both flow and transverse shrinkage range from 0.0020–0.0050 cm/cm (in/in).
  • Melt Flow: At 300°C (572°F) under 1.20 kg (2.65 lb) load, the melt flow rate is 7.0 g/10 min per ASTM D1238 (or cm³/10 min per ISO 1133), indicating suitable processability for molding.

Polymer Properties:

  • Base Material: Polycarbonate (PC)
  • Reinforcement: 20% Glass Fiber
  • Modification Features:
    • Non – chlorinated and non – brominated flame retardant, ensuring safety in case of fire risks.
    • Glass fiber filling enhances rigidity and mechanical strength for structural applications.
    • Suitable for injection molding, allowing for the production of complex – shaped parts.
    • Available in multiple opaque color options for aesthetic customization.

Applications:

The primary strength of LEXAN 3412ECR lies in its ability to meet stringent safety and performance requirements. Its characteristics make it an excellent choice for a variety of sectors, including:

  • Electrical and Electronics: This grade is frequently used for electrical enclosures, housings for electrical devices, and infrastructure components where fire safety is a critical concern. 
  • Mass Transportation: Due to its flame retardant properties, it’s suitable for components in specialty vehicles, buses, and trains. This includes interior parts and other structural elements where fire safety is a key design consideration.
  • Building and Construction: The material can be used for structural components and applications where a combination of high stiffness and fire retardancy is needed. 
  • Industrial Applications: It is also found in industrial equipment, such as machine guards and other structural parts that require a balance of mechanical strength and fire resistance.

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