Improving the Performance of Reprocessed ABS Products from the Manufacturing Perspective via the Taguchi Method

Table 2

Design of experiment using 𝐿₉ orthogonal array.

Trial no.	A: melting temperature (°C)	B: packing switchover (%)	C: injection pressure (bar)	D: packing pressure—stroke 2 (bar)
1	240	75	1400	600
2	240	80	1500	700
3	240	85	1600	800
4	250	75	1500	800
5	250	80	1600	600
6	250	85	1400	700
7	260	75	1600	700
8	260	80	1400	800
9	260	85	1500	600