| MFR |
ASTM D1238
ISO 1133 |
1.7 – 2.3 |
1.9 |
Every Batch |
| Density |
ASTM D1505
ISO 1183 |
926 Kg/m3 |
955 Kg/m3 |
Every Batch |
| Water Content |
ASTM D6869
ISO 15512 |
<0.1% |
<0.1% |
Every Batch |
| Every Batch |
|
|
|
|
| Melt Flow Rate (MFR) |
ASTM D1238 |
1.0 – 3.0 |
1.61 |
Every Batch |
| Carbon Black Content (CBC) |
ASTM D4218 |
2.0 – 2.6 |
2.4 |
Every Batch |
| Pipe |
|
|
|
|
| Density |
ISO 1183 |
938 kg/m3 |
938 kg/m3 |
|
| Cross Linking Degree |
ISO 10147 |
70% |
80% |
At least twice a batch |
| Elongation at break (at 20°C) |
ISO 6259-1, ISO 6259-3 |
350% |
>400% |
Every Batch |
| Tensile strength (at 20°C and at 100°C) |
ISO 6259-1 ISO 6259-3 |
19 N/mm219 N/mm2 |
>19 N/mm2 |
At least twice yearly |
| UV Resistance |
ISO 14531-1,
Annex C Resistance to Weathering |
a) Thermal stability
b) 95°C Hydrostatic strength
c) Elongation at break |
Comply |
Type test |
| Longitudinal reversion |
ISO 2505 |
<3% |
<2.5% |
Every Batch |
| Stabilisers Migration |
NCh2086 |
At least 50% of a virgin sample |
>50% |
Annually |
| Oxidative Induction Time (OIT) |
EN 728
ISO TR 10837 |
>20 min
at 200°C |
>40 min
at 200°C |
Every Batch |
| Oven aging 160°C |
ATEC |
After 100 hours, at least 50% elongation compared to virgin material |
After 100 hours, 90% elongation compared to virgin material |
Twice weekly |
| Thermal stability at 110°C |
EN15632 |
15,000 h |
>25,000 |
Type Test |
| Pent Test |
ASTM F876 |
100 hs |
>100 hs |
Once per year |
| Squeeze-off |
ISO 14531 |
1.000 hs
(Pre cooling at -50°C) |
>1.000 hs |
Type Test |
| RCP |
ISO 14531 |
lc/dn ≤ 4.7; a -50°C |
lc/dn = 0.2 a -50°C |
Type Test |
| Impact strength at 20 °C |
DIN 53453 |
No failure |
No failure |
Type Test |
| Impact strength, at -140 °C Surface Energy
Moisture absorption at 20 °C |
|
No failure 34×10-3 N/m
0.01 mg/4d |
No failure
34 x 10 – 3 N/m
< 0.01 mg/4d |
Type Test |
| Oxygen permeability (at 80°C) for pipe with oxygen barrier acc. To EN 15632 |
ISO 17455 |
≤3.60 mg O2/(m²/d) |
≤2.0 mg O2/(m²/d) |
Type Test |
