15 tháng 7, 2007

Polyethylene (High Density) HDPE

Polyethylene (High Density) HDPE

APPLICATIONS
Chemical drums, jerricans, carboys, toys, picnic ware, household and kitchenware, cable insulation, carrier bags, food wrapping material.

 

PROPERTIES
Flexible, translucent/waxy, weatherproof, good low temperature toughness (to -60'C), easy to process by most methods, low cost, good chemical resistance.

 

 

 PHYSICAL PROPERTIES

Tensile Strength

0.20 - 0.40

N/mm²

Notched Impact Strength

no break

Kj/m²

Thermal Coefficient of expansion

100 - 220

x 10-6

Max Cont Use Temp

65

oC

Density

0.944 - 0.965

g/cm3

 

 
 RESISTANCE TO CHEMICALS

Dilute Acid

****

Dilute Alkalis

****

Oils and Greases

**variable

Aliphatic Hydrocarbons

*

Aromatic Hydrocarbons

*

Halogenated Hydrocarbons

*

Alcohols

****

 

 KEY

*

poor

**

moderate

***

good

****

very good

 

 

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