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Makrolon® 1837

Technical Datasheet | Supplied by Covestro
Makrolon® 1837 by Covestro is an impact modified, medium viscosity polycarbonate (PC) grade. Exhibits easy release, high heat resistance, good toughness, good dimensional stability, high creep modulus and good electrical insulation properties. Products made from the grade provides durability, efficient reusability and energy and CO2 emission savings. Is suitable for processing by injection molding. Makrolon® 1837 can be used for safety goggles, ophthalmic lenses and large-volume water bottles, construction, home appliances, automotive, healthcare/ medical or security & protection applications.
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Makrolon® 1837
Technical Datasheet | Supplied by Covestro
REQUEST A SAMPLE ORIGINAL DATASHEET CONTACT SUPPLIER
Product Type
PC (Polycarbonate) > PC
CAS Number
25037-45-0
Physical Form
Granules
Appearance
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
  • Personal safety/ Protection equipments > Safety glasses
  • Optics > Ophthalmic lenses
  • Appliances
  • Buildings & constructions
  • Packaging > Industrial - Bottles, standard
  • Automotive
  • Healthcare / Medical
  • Injection molding - thermoplastics
Key Features
  • Creep Resistance, Good
  • Dimensional stability, Good
  • Durable
  • Electrical Properties, Good
  • Electrically Insulating
  • Emissions, Low
  • Heat Resistance, High
  • Impact modified
  • Mold Release, Good
  • Toughness, Good
  • Viscosity, Medium

Makrolon® 1837 Properties

Flammability Properties

Value & Unit
Test Condition
Test Method
Needle Flame Test
5 s
(Method K; 1.5 mm) 
IEC 60695-11-5
Auto-ignition Temperature
530 °C
ASTM D1929
Auto-ignition Temperature
450 °C
ASTM D1929

Makrolon® 1837 Processing Guidelines

Injection Properties

Value & Unit
Test Condition
Test Method
Injection velocity
200 mm/s
Drying Time
2 - 4 h
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