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Alathon® L4912

High Density (HMW) Polyethylene

Supplied by LyondellBasell Industries

The technical datasheet with complete property values for Alathon® L4912 is available to members of the Prospector Plastics Database.
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Product Description
ALATHON L 4912 is a high molecular weight, high density copolymer with a broad and bimodal molecular weight distribution. This resin provides excellent stiffness and a good balance of film properties as a single component or in blends. It is designed to process well on grooved feed or smooth bore equipment. L 4912 may be used in a variety of applications such as liners, over-wrap, multi-wall sheeting, merchandise and produce bags.
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  • North America
  • South America
  
Features 
  • Copolymer
  • Food Contact Acceptable
  • Good Stiffness
  • High Molecular Weight
  • Med.-Wide Molecular Weight Distrib.
Uses 
  • Bags
  • Liners
  
Agency Ratings 
Forms 
  • Pellets
Processing Method 
  • Film Extrusion
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
Secant Modulus
     ASTM D882
MD: 0.50 mil
psi
  
TD: 0.50 mil
psi
  
Tensile Strength
     ASTM D882
MD: Yield, 0.50 mil
psi
  
TD: Yield, 0.50 mil
psi
  
MD: Break, 0.50 mil
psi
  
TD: Break, 0.50 mil
psi
  
Tensile Elongation
     ASTM D882
MD: Break, 0.50 mil
%
  
TD: Break, 0.50 mil
%
  
Dart Drop Impact
     ASTM D1709
0.50 mil
g
  
2.0 mil
g
  
Total Energy Impact
     ASTM D4272
0.50 mil
ft·lb
  
2.0 mil
ft·lb
  
Elmendorf Tear Strength
     ASTM D1922
MD: 0.50 mil
g
  
MD: 2.0 mil
g
  
TD: 0.50 mil
g
  
TD: 2.0 mil
g
  
Related Terminology
This supplier and product may also be known by these terms: LyondellBasell Industries, Lyondell, Basell, Bassell, Basell Polyolefins, Bassel

Product names can be difficult to match. You may have searched any one of these terms to find this product: Alathon® L4912, Alathon L4912, Alathon® , Alathon, AlathonL4912, L 4912, L4912, Polyethylene, High Density, Polyethylene High Density, Polyethylene, High Density (HMW), Polyethylene High Density HMW, HDPE, HMW, HDPE HMW, Polyethylene, PE, LyondellBasell, PolyethyleneHighDensityHMW, HDPEHMW, 4912L
Features
Features may also be described by the following terms: Good Stiffness, High Molecular Weight, High MW, Medium Molecular Weight Distribution, Wide Molecular Weight Distribution, Medium MW Distribution, Wide MW Distribution.
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).
Extrusion
Nominal Value
Unit
 
Melt Temperature
°F
  
Extrusion Notes
Typical Process Conditions
Blow-up Ratio: 4:1
Notes
1Typical properties: these are not to be construed as specifications.
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.