LOPLAST 2.0 S.r.l.
specialises in the processing and marketing of the following
materials.
PROPERTIES OF THERMOPLASTIC
MATERIALS
| PROPERTY |
U.M. |
PVC
(Polyvinyl chloride) |
PVC-C
Chloride (polyvinyl chloride) |
PP
(polypropylene)
|
PPS-eL
(anti-static flame retardant copolymer polypropylene) |
PPS
(antistatic polypropylene) |
| |
|
Discrete strength |
Discrete strength |
Good mechanical strength |
|
|
| |
|
Resistance to bases
and weak acids |
Resistance to bases and weak acids |
Chemical resistance to acids, bases
and their derivatives |
|
|
| Density |
g/cm3 |
1,43 |
1,56 |
0,92 |
0,95 |
1,01 |
| Tensile
strength |
MPa |
55 |
|
34 |
30 |
22 |
| Elongation
at break |
% |
21 |
5 |
13 |
14 |
3 |
| Modulus
of elasticity |
MPa |
3000 |
2600 |
1350 |
1100 |
1900 |
| Hardness |
Scala
D |
81 |
54 |
70 |
72 |
|
| Softening
temperature |
°C |
66 |
103 |
90 |
87 |
|
| Coefficient
of thermal expansion |
K-1x10-4 |
0,8 |
|
1,6 |
1,6 |
|
| Thermal
conductivity |
W/mk |
0,2 |
0,16 |
0,22 |
0,22 |
|
| Dielectric
strength |
Kv/mm |
35 |
|
> 55 |
|
|
| Surface
Resistivity |
Ohm |
1013 |
|
1013 |
1014 |
|
| Water
absorption |
% |
0,2 |
0,15 |
0,1 |
0,1 |
0,06 |
| Bonding |
|
Yes |
|
Limited |
Limited |
Limited |
| Non
toxic |
|
No |
Yes |
Yes |
Yes |
Yes |
| Operating
temperature |
°C |
0+60 |
0+90 |
0+100 |
0+100 |
0+100 |
| PROPERTY |
U.M. |
PE-LD
(low density polyethylene) |
PE-HD
(high density polyethylene) |
PVDF
(polyvinylidene fluoride)
|
PTFE
(Poly tetra fluoro ethylene) |
ECTFE
(Ethylene chlorotrifluoro ethylene) |
| |
|
Discrete strength |
Discrete strength |
Good mechanical strength |
Acid-proof material |
|
| |
|
Chemical resistance
to acids, bases and their derivatives, chemical resistance
to solvent |
Chemical resistance
to acids, bases and their derivatives, chemical resistance
to solvents |
Chemical resistance
to acids and their derivatives, aging resistance and
abrasion |
Poor mechanical strength
|
|
| Density |
g/cm3 |
0,93 |
0,95 |
1,78 |
2,15 |
1,69 |
| Tensile
strength |
MPa |
18 |
23 |
56 |
200-380 |
490 |
| Elongation
at break |
% |
>450 |
<600 |
>22 |
250-450 |
200 |
| Modulus
of elasticity |
MPa |
|
1000 |
2400 |
7500 |
1400 |
| Hardness |
Scala
D |
46 |
66 |
77 |
55-59 |
|
| Softening
temperature |
°C |
55 |
75 |
142 |
|
|
| Coefficient
of thermal expansion |
K-1x10-4 |
1,8 |
1,8 |
1,28 |
|
0,8 |
| Thermal
conductivity |
W/mk |
0,43 |
0,43 |
0,14 |
|
|
| Dielectric
strength |
Kv/mm |
>20 |
70 |
25 |
|
|
| Surface
Resistivity |
Ohm |
|
1014 |
1013 |
1018 |
1015 |
| Water
absorption |
% |
|
0,1 |
<0,04 |
|
0,01 |
| Bonding |
|
|
No |
Limited |
Limited |
|
| Non
toxic |
|
|
Yes |
Yes |
Yes |
|
| Operating
temperature |
°C |
|
-50+80 |
-50+140 |
Up to 250 |
|
| PROPERTY |
U.M. |
PRFV
(Polyester resin reinforced with fibreglass) |
| |
|
|
| |
|
|
| Density |
g/cm3 |
1,7 |
| Rupture
in bending |
N/mm2 |
100 |
| Flexural
modulus |
N/mm2 |
10000 |
| Linear
expansion coefficient |
X10-6
(C-1) |
22 |
| Breaking
strength |
N/mm2 |
60 |
| Tensile
modulus |
N/mm2 |
7500 |
| Thermal
conductivity |
W/m
x K |
0,25 |
|
