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Makrolon® 2558

Technical Datasheet | Supplied by Covestro
Covestro
Makrolon® 2558 by Covestro is a biocompatible, medium-viscosity polycarbonate (PC) grade. Suitable for ethylene oxide and steam sterilization.
  • Exhibits good toughness, dimensional stability, high creep modulus, easy release and good electrical insulation.
  • Provides good transparency, high impact strength, high heat-, good chemical- and hydrolysis resistance.
  • Offers good durability, efficient reusability, energy and carbon dioxide emission saving benefits.
  • It is processed by injection molding.
  • Makrolon® 2558 is recommended for medical devices applications.
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Makrolon® 2558
Technical Datasheet | Supplied by Covestro
REQUEST A SAMPLE ORIGINAL DATASHEET CONTACT SUPPLIER
Product Type
PC (Polycarbonate) > PC
Physical Form
Granules
Appearance
Transparent, Opaque
Product Status
COMMERCIAL
Geographical Availability
Africa, Asia / Pacific, Central and Eastern Europe, Middle East and Central Asia, North America, South and Central America, Western Europe
Applications/ Recommended for
  • Healthcare / Medical
  • Injection molding - thermoplastics
Labels/Agency Rating
Biocompatible acc. to ISO 10993-1
Key Features
  • Biocompatible
  • Chemical resistance, Good
  • Dimensional stability, Good
  • Durable
  • Electrically Insulating
  • Energy Saving
  • Heat Resistance, High
  • Hydrolysis Resistant
  • Sterilization, Ethylene Oxide
  • Toughness, Good
  • Transparency, Good
  • Viscosity, Medium

Makrolon® 2558 Properties

Mechanical Properties

Value & Unit
Test Condition
Test Method
Impact Strength, Notched Izod
65 kJ/m2
(At 23°C, 50% R.H., 3 mm) 
ISO 7391
Puncture Energy
65 J
(At -30°C, 50% R.H.) 
ISO 6603-2
Puncture Maximum Force
6300 N
(At -30°C, 50% R.H.) 
ISO 6603-2
READ MORE

Makrolon® 2558 Processing Guidelines

Injection Properties

Value & Unit
Test Condition
Test Method
Velocity
200 mm/s
Vent Depth
0.025 - 0.075 mm
Hold Pressure
50 - 75 %
READ MORE
Last edited March 28, 2024
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