International Journal of Polymer Science / 2013 / Article / Tab 4

Research Article

A Novel Continuous Extrusion Process to Fabricate Wedge-Shaped Light Guide Plates

Table 4

Edge deformation values under different temperatures of the bottom heater and Roller 3 (Unit: mm).

Roller 3Bottom heater
130°C140°C150°C

100°C0>−0.5+0.5*00+0.300+0.1
>−0.5+0.5>−0.5+0.25>−0.50
0>−0.5+0.50+0.2+0.3000

110°C0−0.5+0.50−0.5+0.30−0.40
−0.5+0.5−0.5+0.2−0.450
0−0.5>+0.50−0.45+0.150−0.40

115°C0−0.3+0.50−0.2+0.20−0.20
−0.1+0.50+0.10−0.1
0−0.3>+0.50−0.1+0.10−0.20

120°C0−0.1>+0.5+0.10+0.2000
+0.2+0.5+0.1+0.20−0.1
00>+0.500+0.2+0.100

The eight values in each combination of the bottom heater and Roller 3 are the measure results corresponding to the positions from p1 to p8 in Figure 6, respectively.