| 摘要 |
PROBLEM TO BE SOLVED: To manufacture a light weight wooden chip board by use of a waste material or a synthetic resin waste. SOLUTION: A wooden chip A is supplied from a hopper 1 to a screw feeder 2. Hot wind is blown from a hot wind generator 3 to the screw feeder 2 to dry the chip while a synthetic resin raw material chip B thrown from a hopper 4 to an extruder 5 is melt, is supplied to a mixing block 10 and is mixed with a compressed gas from a pump 6 to contain many micro pores. The molten resin is scattered from a scattering machine 7 on the wooden chip A in the screw feeder 2 and is extruded in a plate shape from a nozzle 8. |
