Article |
UPVC |
CPVC |
General characteristics |
All values have a temperature of 73V |
All values have a temperature of 73V |
specific gravity |
1.42 g / cm 3 |
1.55 g / cm 3 |
Water absorption |
>4.0 mg / cm 2 |
> 4.0 mg / cm 2 |
Ignition |
Do not help to burn |
Value is zero |
Softening point |
< 80 ° C |
< 93 ° C |
Heat quality |
0.25 kcal / g ° C |
0.29 kcal / g centigrade |
Thermal conductivity |
0.13 kcal / m ° C clock |
0.14 kcal / m hour degree m |
Longitudinal expansion coefficient |
2.9 × 10 – 15 Inch / inch degree |
3.4 × 10 – 15 Inch / inch degree |
Tensile strength |
7000 Psi square inch |
8000 Psi square inch |
Compression resistance |
9600 Psi square inch |
10000 Psi square inch |
Resistance to bend |
950 Kg Feet / cm 2 |
1020 Kg Feet / cm 2 |
Shock resistance |
0.65 lb / ft for the object |
1.5 lbs / inch for the object |
Flexibility coefficient of tensile strength |
400.000 Psi square inch |
360.000 Psi square inch |
Resistance size |
10 14 Ohm / cm |
10 15 Ohm / cm |
Power factor at 60 cycles |
1.255 % |
0.007 %@ 1000 Hartz |
Maximum working temperature |
140 P grade |
210 P grade |