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Table 1 Injection moulding process parameters and their level selection

From: Analysis of variance of injection moulding process parameters and clay particles size effects on impact strength, shrinkage and warpage of polyethylene/kaolin clay composites

Parameters (symbols)

Units

Level 1

Level 2

Level 3

Injection temperature (IT)

°C

180

200

220

Packing pressure (PP)

Bar

6

8

10

Packing time (PT)

s

1

2

3