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

Table 4

SiO₂ content (mass %), thickness, and erosion resistance of composite coatings in different areas of iron plate for 𝑣=2000 r/min and ℎ=10 mm.

Sample no.	SiO2 content [%]	Thickness [𝜇m]	Red rust time in NSS [h]
1	0.39/0.38	18.3/18.4	390/406
2	0.43/0.41	22.3/22.1	409/425
3	0.39/0.38	19.7/20.1	396/412
4	0.62/0.60	21.2/21.8	412/428
5	0.53/0.51	20.4/20.7	416/432
6	0.36/0.38	18.8/19.2	400/416
7	0.51/0.50	22.5/22.3	402/402
8	0.64/0.62	20.6/21.1	448/448
9	0.41/0.39	18.2/18.5	389/405