CHARACTERISTICS OF HIGH DENSITY POLYETYLENE
-IT HAS MANY ADVANTAGES LIKE:

ADVANTAGES:

• Low cost
• Impact resistant from -40 C to 90 C
• Moisture resistance
• Good chemical resistance
• Food grades available
• Readily processed by all thermoplastic methods

ALSO IT HAS MANY DISADVANTAGES AND LIMITATIONS

DISADVANTAGES AND LIMITATIONS:

• High thermal expansion
• Poor weathering resistance
• Subject to stress cracking
• Difficult to bond
• Flammable
• Poor temperature capability