Braskem PE BC-818 Datasheet

Low Density Polyethylene

Supplied by Braskem

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Product Description
BC818 is a grade produced under high pressure in an autoclave reactor. In the coating process it presents very good optical properties, low neck-in, good film stability, and good adhesion on porous substrate. Without additives.

Applications:
Extrusion coating; injection of general parts and carrier for masterbatches.

Recommended process conditions:
Extrusion coating
  • Extruder type:
Screw W/D ratio 20:1
Compression ratio, 3 to 4:1
  • Temperature profile on horizontal extruder:
Barrel, from 150 to 340°C
General  
Material Status 
  • Commercial: Active
Availability 
  • Europe
  • Latin America
 
Features 
  • Additive Free
  • Good Adhesion
  • Good Optical Properties
  • Low Neck-In
 
Uses 
  • Coating Applications
  • Masterbatch
 
Agency Ratings 
Processing Method 
  • Extrusion Coating
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
ASTM D1505
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)
g/10 min
ASTM D1238
Films
Nominal Value
Unit
Test Method
Tensile Strength
    ASTM D882
MD : Break, 2,8 mil, Blown Film
psi
 
TD : Break, 2,8 mil, Blown Film
psi
 
Tensile Elongation
    ASTM D882
MD : Break, 2,8 mil, Blown Film
%
 
TD : Break, 2,8 mil, Blown Film
%
 
Flexural Modulus - 1% Secant, MD (2,8 mil, Blown Film)
psi
ASTM D790
Dart Drop Impact (2,8 mil, Blown Film)
g
ASTM D1709
Elmendorf Tear Strength - TD (2,8 mil, Blown Film)
g
ASTM D1922
Optical
Nominal Value
Unit
Test Method
Gloss (60°, 2,76 mil, Blown Film)
 
ASTM D2457
Haze (2,76 mil, Blown Film)
%
ASTM D1003
Features
Features may also be described by the following terms: Good Adhesion, Low Neck-in, Low Neck In, Additive Free, No Additives, Opticals, Good Optical Properties.
Agency Ratings
This plastic material has 1 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): FDA (1).
Available Documents
Technical Datasheet (English)
Notes
1Typical properties: these are not to be construed as specifications.
 
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