BL4 (GM 8255)" is a high density polyethylene with Butene-1 as comonomer. It is a high molar mass, easily process able, High stiffness and impact good stress cracking resistance (ESCR) and even good moulding surface finish. Stabilization: Ca-Stearate, lrganox1010, lrgafos168
| Properties | Unit | Typical value | Test Method |
| MFl(190 °C/5Kg) | g/10min | 0.35"±"0.06 | ISO 1133 |
| FRR21.6/5 | - | 24 | - |
| Density | g/cm | 0.952"±"0.002 | ISO 1183 |
| Notched Impact Strength | mj/mm | 25 | IS0179/1eA |
| Swell Ratio | % | 140"±"20 | Internal Method |
Typical properties: these are not to be construed as specifications
Applications
• General purpose grade for containers from 1 liter to about 500 liters capacity.