Research Article

The Comparison of Water Absorption Analysis between Counterrotating and Corotating Twin-Screw Extruders with Different Antioxidants Content in Wood Plastic Composites

Figure 4

SEM photographs of sample produced by (a) counterrotating twin-screw extruder and (b) corotating twin-screw extruder.
406284.fig.004a
(a)
406284.fig.004b
(b)