Agriculture Reference
In-Depth Information
used in the production of PCRH. There are many systems available and also others
emerging in this exciting market of polymer composites. This detailed system will
give the reader a thorough knowledge of the production of composite resins.
The following complete system is presented with permission and courtesy of
Harden
IndustriesLtd
., China.
9.4.1 Co-rotating Twin-screw Extrusion/Pelletising Line
This line can be used for compounding and pelletising PP with rice hulls/wood flour
and low-density PE or high-density PE with rice hulls or wood flour (
Figure 9.1
).
Other combinations are also possible but may need a change of screws depending
on the polymer matrix used.
Figure 9.1
SZS-50 (40D) Co-rotating twin-screw extrusion pelletizing line
(schematic). Reproduced with permission from Harden Industries Ltd., China.
©Harden Industries Ltd., China
9.4.2 Specifications
• Machine: SZS-50 (40D) Co-rotating twin-screw extrusion/pelletizing line
• Output: 100-150 kg/h
• Machine list:
o
Co-rotating twin-screw extrusion system
o
Metering feeder
o
SZS-50 (40D) Co-rotating twin-screw extruder
o
Electrical control system
o
Conveying/cooling system
o
Strand pelletiser SUF-100
• Machine details:
o
Metering feeder: volumetric metered
o
Feeder motor: Power, 0.75 kW; two-speed controls; variable frequency speeds
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