STYRON™ 2678 MED Datasheet

General Purpose Polystyrene Resin

Supplied by Trinseo

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Product Description
STYRON™ 2678 MED is a general purpose polystyrene with high flow and good toughness, designed for injection molding applications. It is compliant with ISO 10993 (biological Evaluation of Medical Devices) and is suitable for use in approved medical applications.

Applications:
  • Injection moulded medical applications (such as device enclosures, packaging items, etc.)
  • Thin-walled containers

Complies with:
  • ISO 10993
  • Europe EU-Directive 2002/72/EC by Europe REGULATION (EC) 10/2011
  • U.S. FDA 21 CFR 177.1640
  • Consult the regulations for complete details.
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
 
Features 
  • Good Toughness
  • High Flow
 
Uses 
  • Medical Devices
  • Medical/Healthcare Applications
 
Agency Ratings 
  •  1
Appearance 
  • Clear/Transparent
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
ISO 1183
Apparent (Bulk) Density
g/cm³
ISO 60
Melt Mass-Flow Rate (MFR) (200°C/5.0 kg)
g/10 min
ISO 1133
Mechanical
Nominal Value
Unit
Test Method
Tensile Stress (Yield)
psi
ISO 527-2/5
Tensile Strain (Break)
%
ISO 527-2/5
Flexural Modulus
psi
ISO 178
Flexural Stress
psi
ISO 178
Hardness
Nominal Value
Unit
Test Method
Ball Indentation Hardness
psi
ISO 2039-1
Thermal
Nominal Value
Unit
Test Method
Heat Deflection Temperature (264 psi, Annealed)
°F
ISO 75-2/A
Vicat Softening Temperature
°F
ISO 306/A120
Related Terminology
This supplier and product may also be known by these terms: Styron LLC
Features
Features may also be described by the following terms: Good Toughness, Tough, High Flow, High Melt, High MFI.
Uses
Uses may also be described by the following terms: Medical Appliances, Medical Devices, Medical Applications.
Agency Ratings
This plastic material has 3 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): EU (1), FDA (1), ISO (1).
Available Documents
Technical Datasheet
Notes
1Biocompatibility testing following ISO Guidelines 10993 has been completed on select classic resins in this series. Please consult Trinseo for details. ISO guidelines include a sensitization test.
2Typical properties: these are not to be construed as specifications.
 
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