Covestro Makrolon® Rx1851

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Makrolon PC Polycarbonate

Makrolon Rx1851 PC Resin Medical Devices

Makrolon Rx1851 is a medical-grade, transparent polycarbonate resin designed for injection molding. With low viscosity (23 cm³/10min MVR) and excellent flow, it ensures easy processing and release, ideal for complex medical devices requiring precision, clarity, and compliance.

  • Character: MVR (300 °C/1.2 kg) 23 cm³/10 min; low viscosity; easy release; Medical, Transparent
  • Application: Injection molding; Medical devices
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Key technical data (ISO)

  • Flow Rate: 23 cm³/10min (300°C/1.2 kg)
  • Shrinkage: 0.5–0.7%
  • Strength: 65 MPa yield stress, 120% elongation at break
  • Heat Resistance: 121°C @1.8 MPa (HDT), 141°C Vicat
  • Safety: 27% oxygen index (self-extinguishing)
  • Moisture Content: ≤0.02% after drying
  • Density: 1200 kg/m³

Download

Makrolon Rx1851 ISO Data SheetDownload

Application

  • Medical Devices: Surgical instrument housings, Transposable IV connectors, Diagnostic equipment covers, Sterilization trays
  • Injection Molding: Thin-walled medical components, High-clarity technical parts

Features & Benefits

Medical-Grade Compliance

Certified for medical applications, Rx1851 meets ISO standards for biocompatibility and sterilization. Ensures safety in surgical tools, IV components, and diagnostic housings.

Effortless Injection Molding

Low melt viscosity (23 cm³/10min) enables smooth filling of intricate molds. Reduces cycle times and energy costs while minimizing warpage in thin-walled parts.

Robust & Transparent Performance

It combines 65 MPa yield strength, 120% elongation at break, and 121°C heat resistance with optical clarity. Perfect for durable, sterilizable medical enclosures.

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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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