Covestro ApecĀ® 1603 PC Resin

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Covestro ApecĀ® Thermoplastic resin

Apec 1603 PC Resin Heat Resistant Polycarbonate

Covestro Apec 1603 is a high-heat, UV-stabilized polycarbonate resin engineered for demanding injection molding applications. With a Vicat softening temperature of 159Ā°C and high viscosity (25 cmĀ³/10 min MVR), it delivers exceptional thermal stability and flow precision. Ideal for heat-resistant industrial components.

  • Character: MVR (330 Ā°C/2.16 kg) 25 cmĀ³/10 min; high viscosity; UV stabilized; softening temperature (VST/B 120) = 159 Ā°C; Heat resistant
  • Application: Injection molding
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Key technical data (ISO)

  • Melt Temp: 320ā€“340Ā°C | Mold Temp: 100ā€“120Ā°C
  • Drying: 130Ā°C for 2ā€“3 hours (<0.02% moisture)
  • Vicat Softening: 159Ā°C | HDT @1.8 MPa: 137Ā°C
  • UL 94 Rating: HB (1.5mm/3.0mm) | Glow Wire (GWFI): 900Ā°C
  • Tensile Strength: 68 MPa | Flexural Modulus: 2400 MPa
  • Impact Strength: Non-break (23Ā°C/-30Ā°C)
  • CTI: 250 (Solution A) | Volume Resistivity: 1E15 Ī©Ā·m
  • Water Absorption: 0.12% (23Ā°C/50% RH) | Density: 1180 kg/mĀ³

Download

Apec 1603 ISO Data SheetDownload

Application

  • Automotive: Headlight lenses, sensor housings, under-hood components
  • Electronics: LED covers, connectors, circuit breakers
  • Industrial: High-heat tool housings, outdoor machinery parts
  • Lighting: UV-exposed diffusers, reflectors, and transparent fixtures

Features & Benefits

Extreme Heat Resistance

ApecĀ® 1603 withstands 159Ā°C softening temperatures, ensuring dimensional stability in high-heat environments like automotive under-hood parts or lighting fixtures.

UV Protection + Optical Clarity

UV stabilization prevents yellowing and degradation, maintaining 89% luminous transmittance for outdoor applications like lenses and transparent covers.

Robust Mechanical Strength

With 2350 MPa tensile modulus and >50% strain at break, it resists impact and stress cracking in durable industrial housings and connectors.

Related ApecĀ® PC Plastics

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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