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

Table 1

Specifications of the single screw extrusion machine.

Throughput	250±20 kg/hr
Single screw	Diameter = 7.5 cm, Length = 270 cm
Roller	Precision of temperature	±1°C
	Cooling type	Water
Bottom heater	Far IR emitter	220 V/360 W
T-die	Width	60 cm
	Zone number	10