Covestro Makrolon® AX2677 PC Resin

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Makrolon PC Polycarbonate

Makrolon AX2677 Polycarbonate Granules Injection Molding Grade

Covestro Makrolon® AX2677 is a UV-stabilized, medium-viscosity polycarbonate resin engineered for high-gloss automotive surfaces. With easy-release properties and exclusive black coloration, it delivers optical-quality finishes for demanding exterior applications via injection molding.

  • Character: MVR (300 °C/1.2 kg) 12 cm³/10 min; medium viscosity; easy release; UV stabilized; available in black colors only; Optical quality
  • Application: Injection molding; Automotive exterior roof trim + pillar appliques; High-gloss surfaces with highest requirements; For the use in combination with hard coatings
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Key technical data

  • Flow Rate: 12 cm³/10 min (300°C/1.2 kg, ISO 1133)
  • Tensile Yield Stress: 65 MPa (ISO 527)
  • Flexural Modulus: 2400 MPa (ISO 178)
  • Notched Impact (23°C): 70 kJ/m² (ISO 179)
  • Deflection Temp: 123°C @1.8 MPa (ISO 75)
  • Vicat Softening: 142°C (ISO 306)
  • Molding Shrinkage: 0.6–0.8% (ISO 294)
  • Water Absorption: 0.12% (50% RH, ISO 62)
  • Flame Rating: K1/F1 (DIN 53438)
  • UL Temperature Index: 125°C (UL 746B)

Download

Makrolon AX2677 ISO Data SheetDownload

Application

  • Automotive Exterior Trim: Roof rails, pillar appliques, and sleek body accents.
  • High-Gloss Surfaces: Luxury vehicle interiors, consumer electronics, and premium appliances.
  • Hard-Coating Integration: Scratch-resistant panels for touchscreens or decorative panels.
  • UV-Exposed Components: Outdoor fixtures requiring color stability and weather resistance.

Features & Benefits

Premium High-Gloss Finish

Makrolon AX2677 achieves flawless, mirror-like surfaces ideal for luxury automotive trims. Eliminates post-processing and meets stringent aesthetic demands while resisting UV fading.

Optimized Molding Efficiency

Medium viscosity (MVR 12 cm³/10 min) and easy-release properties reduce cycle times and ejection failures. Simplifies complex part production, cutting downtime and costs.

Rigorous Durability

UV stabilization and thermal resilience (deflection temp: 123°C @1.8 MPa) ensure long-term performance in harsh environments. Withstands weather, impacts, and thermal stress.

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Advanced Manufacturing

Extruder machine
High-speed mixer machine
Water ring pelletizer
Automatic bagging machine
Vibrating screening machine
Plastic rein material warehouse storage capacity
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