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Ipiranga GM 8255

High Density (HMW) Polyethylene

Supplied by Braskem

The technical datasheet with complete property values for Ipiranga GM 8255 is available to members of the Prospector Plastics Database.
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Product Description
HDPE GM 8255 is a high-density polyethylene that has high molecular weight, developed for the blow-molding segment of great volumes
General  
Material Status 
  • Commercial: Discontinued
Availability 
  • Latin America
  • North America
  • South America
Features 
  • High Molecular Weight
Uses 
  • Containers
Agency Ratings 
Forms 
  • Pellets
Processing Method 
  • Blow Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR) (190°C/2.16 kg)
g/10 min
 ASTM D1238
Environmental Stress-Cracking Resistance (100% Igepal, F50)
hr
 ASTM D1693B
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength
     ASTM D638
Yield
psi
  
Break
psi
  
Tensile Elongation
     ASTM D638
Yield
%
  
Break
%
  
Flexural Modulus - 2% Secant
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F)
ft·lb/in
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Durometer Hardness (Shore D, 15 sec)
 
 ASTM D2240
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (66 psi, Unannealed)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525 2
Additional Information
Density, ASTM D792: 0.944 ±0.002 g/cm³
Melt Mass - Flow Rate (MFR), ASTM D1238, 190°C/2.16kg: 8.1 ± 2.0
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Ipiranga GM 8255, Ipiranga , IpirangaGM8255, GM 8255, GM8255, Polyethylene, High Density, Polyethylene High Density, Polyethylene, High Density (HMW), Polyethylene High Density HMW, HDPE, HMW, HDPE HMW, Polyethylene, PE, Braskem, PolyethyleneHighDensityHMW, HDPEHMW, 8255GM
Features
Features may also be described by the following terms: High Molecular Weight, High MW.
Agency Ratings
This plastic material has 3 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): FDA (2), ASTM (1).
Extrusion Notes
Blow Molding conditions:
Feeding: 190°C
Screw: 190°C, 200°C, 210°C
Head: 200°C
Regrind: max 40%
Notes
1Typical properties: these are not to be construed as specifications.
2Loading 1 (10 N)
 
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.