Properties of particleboard manufactured using an air-injection radio-frequency hot press

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 1 Abbreviations for manufactured 10-mm-thick boards (pressing time: 3 min) and detailed manufacturing conditions

Abbreviations	Density (g/cm³)	Pressing method	Board manufactured	Variable condenser after radio-frequency heating (%)	Heating time of radio frequency	Moisture after pressing
H board	0.6	H	Failure	–	–	–
H board	0.7	H	Failure	–	–	–
H board	0.8	H	Failure	–	–	–
RH board	0.6	RH	Success	100	2 min 30 s	A
RH board	0.7	RH	Success	100	2 min 55 s	A
RH board	0.8	RH	Success	91	2 min 55 s	B
ARH board	0.6	ARH	Success	100	1 min 40 s	A
ARH board	0.7	ARH	Success	100	2 min 20 s	A
ARH board	0.8	ARH	Success	94	2 min 55 s	B

H hot press, RH radio-frequency hot press, ARH air-injection radio-frequency hot press, failure a board could not be manufactured, success a board could be manufactured, A dried up completely (variable condenser = 100 %), B some moisture remains in the board (variable condenser <100 %)