HDPE
List of Plastic Material
List of Elastomer & Rubber Material
List of Metal Material
Price
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Strength
High strength-to-density ratio, excellent chemical resistance, low moisture absorption, and good impact resistance.
Weakness
Vulnerability to stress cracking under certain conditions, limited resistance to high temperatures, and poor resistance to UV radiation.
Common Application
Packaging containers, pipes for water and gas distribution, geomembranes for environmental containment, toys, bottles, and household goods.
Properties at a Glance
*Pease note: The following material properties are for reference only. Actual values may vary depending on the selected material brand.
| Property | Metric | English |
|---|---|---|
| Density | 0.941-0.965 g/cm³ | 58.8-60.3 lb/ft³ |
| Shore Hardness D | 60-70 | 60-70 |
| Min Temp. Air | -70°C | -94°F |
| Max Temp. Air | 100~120 °C | 212~248°F |
| Flammabilitiy, UL94 | HB | HB |
| Elongation at Break | 500-700% | 500-700% |
Chemical Properties
- High resistance to acids, bases, and solvents.
- Inertness to most chemical reagents.
- Minimal reactivity with other substances
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Is HDPE recyclable?
Yes, HDPE is recyclable. It is one of the most widely recycled plastics globally due to its high demand and versatile applications in various industries.
Can HDPE be used for food packaging?
HDPE is often preferred for food packaging because it is inert and does not react with food substances, ensuring the safety and integrity of the packaged products. Its resistance to chemicals and moisture also helps in preserving the quality of food items.
How does HDPE compare to other types of polyethylene?
HDPE (High-Density Polyethylene) is stronger and more rigid than LDPE (Low-Density Polyethylene) due to its denser structure. However, UHMWPE (Ultra-High-Molecular-Weight Polyethylene) surpasses both in wear resistance and toughness, making it ideal for demanding applications. While HDPE is versatile and cost-effective, UHMWPE offers superior durability in specialized uses.
