Texture Detection of Aluminum Foil Based on Top-Hat Transformation and Connected Region Segmentation

Table 1

Reagent composition and dosage.

Reagents and conditions	Reagent concentration	Dosage ratio and parameters
HF	40%	3%
HCl	35%	50%
HNO3	65%	47%
Solution temperature (°C)	—	Room temperature
Erosion time (s)	—	40