PHYSICAL PROPERTIES OF POLYMECH UHMWPE
Density |
0.935 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 |
IDEAL PROPERTIES OF POLYMECH UHMWPE
- High resistance to wear and tear
- High bending and impact strength
- Excellent antifriction property
- Resistance to chemicals and corrosion
- Insulating material
- Water repellent
- Low specific gravity
- Dimensional stability
- Good thermal and electrical insulating property