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Bottom Coloring in Outsole Process: Outsole (Stock Fitting) Assembly Series

In the previous blog, Snuffing Operations in Outsole Process, we explored how controlled surface preparation improves outsole appearance and prepares leather or synthetic components for subsequent finishing operations. Once the surface becomes smooth, clean, and free from minor imperfections, the outsole moves to another important aesthetic process—bottom coloring. Bottom coloring is not merely a decorative operation. It creates a uniform … Read the post

Snuffing Operations in Outsole Process: Outsole (Stock Fitting) Assembly Series

In the previous article, Splitting and Levelling in Outsole Process, we explained how leather outsoles are brought to a uniform thickness before entering the finishing stage. Although thickness consistency is essential, premium leather outsoles also require a uniform surface to achieve high-quality coloring and appearance. This is where snuffing becomes an important preparation process. Snuffing is a controlled abrasion operation … Read the post

Splitting and Levelling in Outsole Process: Outsole (Stock Fitting) Assembly Series

In the previous article, Cutting Operations in Outsole Process: Outsole (Stock Fitting) Assembly Series, we discussed how leather bends are accurately cut into outsole blanks while maximizing material utilization and maintaining grain direction. Although cutting produces correctly shaped components, the leather thickness often remains inconsistent because natural hides vary across different areas. Therefore, the next manufacturing stage focuses on splitting … Read the post