
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
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%
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
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