High-density polyethylene
class HDPE, level 1 transparency Material status Spot is available; currently effective use Pipes, various barrels, various POTS, waterproof membrane, Pull, sea floating ball, etc Performance characteristics Good physical properties, stable material, corrosion preventive, High yield, easy to process
surveillance project | test method | testing conditions | unit | result |
tensile strength |
Melting finger bar | (23±2) ℃， (50±10) %RH，30min Detection speed：50mm/min |
MPa |
25-27 |
elongation at break |
Melting finger bar | (23±2) ℃， (50±10) %RH，30min Detection speed：50mm/min |
% |
700-900 |
bending strength |
GB/T 9341-2008 | (23±2) ℃， (50±10) %RH，30min Detection speed：2mm/min |
MPa |
/ |
flexural modulus |
GB/T 9341-2008 | (23±2) ℃， (50±10) %RH，30min Detection speed：2mm/min |
MPa |
/ |
impact strength |
GB/T 1843-2008 | (23±2) ℃， (50±10) %RH，30min Cantilever gap impact：lash energy：5.5J；striking velocity 3.5m/s |
KJ/ M2 |
/ |
Melt mass flow rate | GB/T 3682-2018 | 190℃,5KG | g/10min | 1.0- 1.3 |
density |
GB/T 1033-2008 | (23±2) ℃， (50±10) %RH，30min maceration extract ：water |
g/cm3 |
/ |
ash content | GB/T 9345-2008 | 800℃ ，2h | % | <0.3 |
