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Das Plastic Enterprise.(UHMWPE)

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Physical Properties

 

 

 

 

PHYSICAL PROPERTIES OF POLYMECH UHMWPE

 

Density

0.95  g/cm3

Tensile Strength at yield point at 20oC

230 kg/cm2

Tenacity at 20o C

450 kg/cm3

Bending E Modulus

7500 kg/cm2

Limit bending strength

280 kg/cm

Notch impact strength

No break

Notch impact strength

(with sharp pointed notch)

No break

Notch impact strength

(with pointed notch on either side)

180 cmkg/cm2

Shore hardness D

67

Friction coefficient

0.08

Ball pressure hardness after 10 sec

450 kg/cm2

Ball pressure hardness after 60 sec

400 kg/cm2

Crystalline fusing range

135-138o C

Shape retention under heat action (Vicat)

74o C

Thermal stability (66 psi)

96o C

Linear expansion coefficient

2x10-4/0C

Specific heat

0.55 kcal/kg grad

Heat conductivity

0.35 kcal/mh grad

Degree of deviation

ca. 1018   ohm.cm

Surface resistance

Over 1012   ohm

Dielectric loss factor

ca.40-4

 

 

POLYMECH