Table 1.

Sample plates codification.

Sample No.	Code	Fir Sawdust (wt%)	Binder Type	Thickness (mm)	Apparent Density (g/cm3)
1	FPUF-FS0-40	0	Flexible polyurethane foam	40	0.026
2	FPUF-FS0-60	0		60	0.026
3	FPUF-FS35-40	35		40	0.075
4	FPUF-FS35-60	35		60	0.075
5	FPUF-FS40-40	40		40	0.094
6	FPUF-FS40-60	40		60	0.094
7	FPUF-FS45-40	45		40	0.108
8	FPUF-FS50-40	50		40	0.116
9	RPUF-FS0-40	0	Rigid polyurethane foam	40	0.034
10	RPUF-FS0-60	0		60	0.034
11	RPUF-FS35-40	35		40	0.089
12	RPUF-FS35-60	35		60	0.089
13	RPUF-FS40-40	40		40	0.102
14	RPUF-FS40-60	40		60	0.102
15	RPUF-FS45-40	45		40	0.117
16	RPUF-FS50-40	50		40	0.125