Table 4.

Surface roughness measurements at gate, mid, and flow end both for solid/microcellular molding with GCP and different holding times. Unit: μm.

	Process	Solid	MuCell W/O GCP	Mucell (GCP 100 bar)/Ra (μm)
Position				0 s	5 s	10 s	20 s
Gate		2.52	49.4	37.02	15.49	12.11	9.08
Mid		2.71	47.37	34.55	14.00	11.92	7.06
End		4.84	45.69	30.78	12.37	9.88	7.04
Average Surface Roughness		3.36	47.49	34.12	13.95	11.30	7.73