An Assessment of the Effects of Micron-Particle Aggregation on the Performance of Zinc-Silica Composite Coatings Using Betti Numbers

Table 3

SiO₂ content (mass %), thickness, and erosion resistance of composite coatings in different areas of iron plate for 𝑣=1000 r/min and ℎ=10 mm.

Sample no.	SiO2 content [%]	Thickness [𝜇m]	Red rust time in NSS [h]
1	0.49/0.47	21.5/22.5	432/448
2	0.51/0.49	20.6/21.2	416/432
3	0.50/0.49	22.5/22.0	448/432
4	0.52/0.50	21.2/21.8	416/432
5	0.53/0.51	20.5/20.8	416/416
6	0.52/0.52	22.0/21.4	432/416
7	0.54/0.53	21.5/22.4	432/448
8	0.56/0.55	21.2/22.1	416/432
9	0.56/0.54	22.4/22.2	448/448