DOW™ LDPE 5004I Datasheet

Low Density Polyethylene Resin

Supplied by The Dow Chemical Company

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Product Description
Dow LDPE 5004I is used for fresh milk cartons, liquid/juice containers, dry foods packaging, snack foods packaging, moist foods packaging, and medical packaging. Dow LDPE extrusion coating resins provide optimal neck-in and draw-down performance with minimal taste/odor contribution.

  • A low melt index coating resin for demanding packaging applications

Complies with:
  • U.S. FDA 21 CFR 177.1520 (c) 2.2
  • U.S. FDA -DMF
  • Canadian HPFB No Objection (With Limitations)
  • EU, No 10/2011
  • Japan Hygienic Olefin and Styrene Plastics Association
Consult the regulations for complete details.

General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Latin America
  • North America
Additive 
  • Antiblock: No
  • Processing Aid: No
  • Slip: No
Agency Ratings 
  •  1
Forms 
  • Pellets
Processing Method 
  • Cast Film
  • Extrusion Coating
 
Physical
Nominal Value
Unit
Test Method
Density / Specific Gravity
 
ASTM D792
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)
g/10 min
ASTM D1238
Mechanical
Nominal Value
Unit
Test Method
Coefficient of Friction 3 (vs. Itself - Dynamic, Extrusion Coating)
 
ASTM D1894
Films
Nominal Value
Unit
Test Method
Film Thickness - Tested
mil
 
Film Puncture Resistance (1.0 mil, Cast Film)
ft·lb/in³
Internal Method
Film Toughness
    ASTM D882
MD : 1.0 mil, Cast Film
ft·lb/in³
 
TD : 1.0 mil, Cast Film
ft·lb/in³
 
Tensile Strength
    ASTM D882
MD : Yield, 1.0 mil, Cast Film
psi
 
TD : Yield, 1.0 mil, Cast Film
psi
 
MD : Break, 1.0 mil, Cast Film
psi
 
TD : Break, 1.0 mil, Cast Film
psi
 
Tensile Elongation
    ASTM D882
MD : Break, 1.0 mil, Cast Film
%
 
TD : Break, 1.0 mil, Cast Film
%
 
Dart Drop Impact (1.0 mil, Cast Film)
g
ASTM D1709A
Elmendorf Tear Strength
    ASTM D1922
MD : 1.0 mil, Cast Film
g
 
TD : 1.0 mil, Cast Film
g
 
Seal Initiation Temperature 4 (1.0 mil, Extrusion Coating)
°F
 
Water Vapor Transmission Rate 4 (1.0 mil, Extrusion Coating)
g·mil/100in²/atm/24 hr
ASTM F1249
Thermal
Nominal Value
Unit
Test Method
Vicat Softening Temperature
°F
ASTM D1525
Melting Temperature (DSC)
°F
Internal Method
Optical
Nominal Value
Unit
Test Method
Gloss (45°, 1.00 mil, Cast Film)
 
ASTM D2457
Haze (1.00 mil, Cast Film)
%
ASTM D1003
Agency Ratings
This plastic material has 5 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): DMF (1), EU (1), HPFB (Canada) (1), FDA (1), JHOSPA (1).
Available Documents
Technical Datasheet
Extrusion
Nominal Value
Unit
Test Method
Melt Temperature
°F
 
Maximum Line Speed
ft/sec
Internal Method
Minimum Coating Thickness
mil
Internal Method
Minimum Coating Weight
lb/ream
Internal Method
Neck-in (610°F, 1.0 mil)
in
Internal Method
Extrusion Notes
Fabrication Conditions For Cast Film:
  • Screw A, Size: 2 in. (51 mm); 30:1 L/D
    • Melt Temperature: 502°F (261°C)
    • Screw Speed: 33 rpm
  • Screw B, Size: 2.5 in. (63.5 mm); 30:1 L/D
    • Melt Temperature: 501°F (261°C)
    • Screw Speed: 33 rpm
  • Screw C, Size: 2.5 in. (63.5 mm); 30:1 L/D
    • Melt Temperature: 499°F (259°C)
    • Screw Speed: 33 rpm
  • Screw D, Size: 2.5 in. (63.5 mm); 30:1 L/D
    • Melt Temperature: 500°F (260°C)
    • Screw Speed: 33 rpm
  • Screw E, Size: 2 in. (51 mm); 30:1 L/D
    • Melt Temperature: 501°F (261°C)
    • Screw Speed: 33 rpm
  • Screw Type: DSB II
  • Chill Roll Temperature: 70°F (21°C)
  • Line Speed: 400 fpm (123 m/min)

Fabrication Conditions For Extrusion Coating Film:
  • Screw Size: 3.5 in. (89 mm) 30:1 L/D
  • Screw Type: Single Flight with Maddock Mixer
  • Die Gap: 20 mil (0.508 mm)
  • Melt Temperature: 625°F (329°C)
  • Output: 250 lb/hr
  • Screw Speed: 90 rpm
  • Gauge: 1.0 mil (25 µm)
Notes
1With limitations
2Typical properties: these are not to be construed as specifications.
31.0 mil (25µm) coating onto 50 lb Kraft paper.
4Coating onto 50# Kraft paper.
 
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