HDPE-High Density Polyethylene
CAS: 9002-88-4
Grade: Blow molding grade, injection molding grade, etc.
High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a polyethylene thermoplastic made from petroleum. It takes 1.75 kilograms of petroleum (in terms of energy and raw materials) to make one kilogram of HDPE.
Blow molding, injection molding pressuized pipes
High Density Polyethylene HDPE polyethylene thermoplastic
HDPE masterbatch for plastic bags
Virgin Recycled, High density Polyethylene resin
Specification:
Film grade:
Item | Test condition | Test Method | Value | Unit |
Density |
| ISO 1183 | 0.944-0.955 | g/cm3 |
MFR | 190°C/2.16kg | ISO 1133 | 0.03-0.07 | g/10min |
Tensile strength at yield |
| ISO 527-2 | 22 | MPa |
Elongation at break |
| ISO 527-2 | >350 | % |
ESCR | F50,50°C,100% | ASTM D-1693A | 1000 | h |
VICAT |
| ASTM D-1525 | 126 | °C |
Blowing grade:
Item | Test Condition | Test Method | Value | Unit |
Density |
| ISO 1183 | 0.950~0.955 | g/cm |
MFR | 190°C/2.16kg | ISO 1133 | 1.7~2.5 | g/10min |
Tensile strength at yield |
| ISO 527-2 | 24 | MPa |
Elongation at break |
| ISO 527-2 | >600 | % |
Injection grade:
Item | Test Condition | Test Method | Value | Unit |
MFR | 190°C/2.16kg | ASTM D-1238 | 20 | g/10min |
Density | --- | ASTM D-792 | 0.954 | g/cm3 |
Tensile strength at yiled | --- | ASTM D-638 | 28 | MPa |
Elongation at break | --- | ASTM D-638 | 250 | % |
Impact tensile strength | --- | ASTM D-1822 | 42 | kJ/m2 |
ESCR |
| ASTM D-1693 | 3 | --- |
VACIT | --- | ASTM D-1525 | 127 | °C |
Usages:
HDPE pipe grade can be used in the production of pressure pipes. Such as pressurized pipes, fuel gas pipelines and other industrial pipes. It can also be used for making non-pressure pipes such as double–wall corrugated pipes, hollow–wall wingding pipes, silicon–pipes, silicon–core pipes, agriculture irrigation pipes and Aluminums–plastics compound pipes. In addition, through reactive extrusion (silane cross-linking), it can be used for producing cross linked polyethylene pipes (PEX) for cold and hot water.
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