Covestro Makrolon® 2858 RE

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Makrolon PC Polycarbonate

Makrolon 2858 RE PC Resin

Makrolon 2858 RE by Covestro is a medium-viscosity, partially bio-circular polycarbonate resin (MVR 9.0 cm³/10min) offering easy mold release and ISO 10993-1 biocompatibility. Ideal for medical devices, it’s available in transparent/opaque colors and withstands ETO/steam sterilization at 121°C—all while using renewable resources via ISCC PLUS mass balance.

  • Character:medium viscosity; easy release; biocompatible according to many ISO 10993-1 test requirements; available in transparent and opaque colors
  • Application: Injection molding; Medical devices; Suitable for ETO and steam sterilization at 121 °C
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Key technical data (ISO)

  • MVR (300°C/1.2 kg): 9.0 cm³/10 min
  • Melt Temp: 280–320°C
  • Mold Temp: 80–120°C
  • Drying: 120°C for 2–3 hours.
  • Tensile Modulus: 2,400 MPa
  • Flexural Strength: 97 MPa
  • Impact Resistance: Notched Charpy (23°C): 75 kJ/m²
  • HDT (1.8 MPa): 125°C
  • Vicat Softening: 145°C
  • Continuous Use (UL): 125°C
  • Light Transmission (3mm): 88% | Haze: <0.8%
  • Sterilization: ETO/steam at 121°C
  • UL 94 Rating: V-2 (0.75 mm)
  • Oxygen Index: 28%

Download

Makrolon 2858 RE ISO Data SheetDownload

Application

  • Medical Devices: Surgical instruments, IV connectors, and diagnostic housings.
  • Sterilization-Ready Parts: Autoclavable trays, equipment covers, and reusable components.
  • Injection-Molded Solutions: Precision components requiring clarity, impact resistance, and biocompatibility.

Features & Benefits

Sustainable Material Sourcing

Covestro PC Makrolon 2858 RE uses bio-circular content (ISCC PLUS-certified), reducing carbon footprint without sacrificing performance—perfect for eco-conscious procurement goals.

Medical-Grade Reliability

Biocompatible and compliant with ISO 10993-1, it minimizes regulatory hurdles for devices like surgical tools or diagnostic housings, ensuring patient safety.

Sterilization Resilience

It withstands repeated ETO or steam cycles at 121°C, maintaining integrity for autoclaved equipment, reducing part failure in high-stress medical environments.

Related Makrolon® 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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