Research Article
Recycling of Cooking Oil Waste into Reactive Polyurethane for Blending with Thermoplastic Polyethylene
Table 2
The main injection moulding parameters used for LDPE/SP compounds.
| (a) |
| | Injection pressure [MPa] | Injection rate [cm3/s] | Holding pressure [MPa] | Holding time [s] | Cooling time [s] | Injection time [s] | Cycle time [s] |
| | 43.4 | 15.0 | 43.4 | 2.0 | 10.0 | 2.0 | 22.0 |
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|
| (b) |
| | Temperature [°C] | | Feed | Rear 1 | Rear 2 | Middle | Front | Nozzle |
| | 50.0 | 165.0 | 170.0 | 175.0 | 180.0 | 185.0 |
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