Table 10.

Degradation and corrosion properties of various Zn-based composites.

Composition &Fabrication	Corrosion medium	Immersion time (day)	Corrosion properties				Ref.
			Icorr (μA/cm2)	Ecorr (V)	C.R(elec) (mm/y)	C.R(imm) (mm/y)
ZnSPS	HBSS	50	4.900 ± 2.810	−0.942 ± 0.075	0.073 ± 0.042	0.0048	[91]
Zn-1HASPS		50	21.076 ± 3.251	−1.281 ± 0.037	0.327 ± 0.050	0.0026
Zn-5HASPS		50	39.127 ± 0.661	−1.274 ± 0.005	0.630 ± 0.011	0.0101
Zn-10HASPS		50	51.044 ± 1.803	−1.290 ± 0.010	0.856 ± 0.031	0.0250
ZnHE	SBF	14	–	–	–	0.15	[305]
Zn-8HAHE		14	–	–	–	0.40
Zn-3HAPM		–	5.164	−1.070	0.084 ± 0.012	–	[310]
ZnSPS		14	–	–	0.9	0.26	[312]
Zn-16HASPS		14	–	–	1.5	0.41
ZnSPS	HBSS	50	5.730 ± 2.777	−0.978 ± 0.026	0.085 ± 0.041	–	[292]
Zn–1MgSPS		50	7.550 ± 0.900	−1.066 ± 0.104	0.114 ± 0.012	–
Zn–2MgSPS		50	13.891 ± 3.927	−1.101 ± 0.050	0.209 ± 0.059	–
Zn–5MgSPS		50	27.638 ± 4.833	−1.312 ± 0.012	0.427 ± 0.077	–
ZnPM	SBF	14	–	−0.98	–	0.0137	[291]
Zn-5MgPM		14	–	−1.42	–	0.0016
Zn-1MgHE		14	–	–	–	0.045	[294]
Zn–1Mg-1β-TCPHE		14	–	–	–	0.046
Zn–1Mg-0 TCPHE		30	32.8	−1.177	0.491	–	[293]
Zn–1Mg-1 TCPHE		30	48.9	−1.225	0.732	–
Zn–1Mg-3 TCPHE		30	59.6	−1.274	0.893	–
Zn–1Mg-5 TCPHE		30	82.7	−1.335	1.239	–
Zn–2Mg-6SiCPM		21	0.103	−0.581	0.025	–	[316]
ZnCast	HBSS	28	0.81 ± 0.39	−0.966 ± 0.003	0.012 ± 0.007	–	[308]
Zn-2FeCast		28	0.82 ± 0.16	−0.959 ± 0.007	0.012 ± 0.002	–
Zn–2Fe-8 vol% WCCast		28	1.34 ± 0.50	−0.977 ± 0.022	0.020 ± 0.007	–
ZnPM		60	–	–	–	0.77 mg/d	[314]
Zn-1NDPM		60	–	–	–	0.45 mg/d
Zn-2.5NDPM		60	–	–	–	0.26 mg/d