Mechanical properties of sheets made from the different fiber samples.

	KFT-RAW	KFT-NaOH	KFT-Pr	KFT-TS	KFT-Az	KFT-CLICK	KFT-CLICK-Cu
Elongation at break (%)	0.85 ± 0.07	1.07 ± 0.15	1.27 ± 0.19	1.09 ± 0.06	1.86 ± 0.22	1.59 ± 0.32	1.79 ± 0.36
Traction index (N m g−1)	19.51 ± 1.43	21.76 ± 2.66	22.40 ± 2.72	21.38 ± 1.09	24.11 ± 1.06	34.16 ± 2.84	33.54 ± 3.46
Tensile stiffness (kN m−1)	1.98 ± 0.08	1.75 ± 0.26	1.79 ± 0.27	1.65 ± 0.13	1.88 ± 0.12	2.85 ± 0.35	2.71 ± 0.16
Burst index (kPa m2 g−1)	0.77 ± 0.11	0.84 ± 0.09	1.25 ± 0.17	1.06 ± 0.14	1.14 ± 0.16	2.02 ± 0.16	2.26 ± 0.30
Tear index (mN m2 g−1)	19.03 ± 2.16	22.91 ± 3.8	33.02 ± 4.64	23.53 ± 3.52	26.72 ± 3.20	37.10 ± 5.72	32.90 ± 2.62
Tensile strength (MPa)	9.57 ± 0.63	10.91 ± 1.2	12.06 ± 1.43	10.6 ± 0.47	12.16 ± 0.54	14.43 ± 1.22	18.8 ± 1.94