Ripple Finish
Ripple finish is a finishing process that selectively shrinks parts of a textile to create a wavy, textured surface with ripples and unevenness.
Contents6 sections
Definition and Overview
Ripple finishing is a finishing process that creates differences in shrinkage across parts of the textile, giving it wave-like texture and an uneven surface. It adds dimensionality to flat textile and creates a light feel by reducing the contact area against the skin.
For cellulose-based fibers such as cotton, a method that uses chemicals to cause partial shrinkage is known. However, the processing method and applicable fibers vary depending on the textile design and processing conditions, so confirmation in the specifications is necessary.
Features
Irregular or directional surface unevenness appears, giving a smooth touch and a casual look. Because the textile is less likely to cling to the skin, it is generally used as a material with a spring/summer feel.
Because the uneven surface creates light and shadow, even a solid design can have character. On the other hand, after processing, the textile may stretch differently and appear to have a different width than a smooth textile, so checking fabric consumption and dimensions is important.
Main Applications
Used for shirts, blouses, dresses, skirts, and lightweight clothing. It is suitable for spring/summer casual wear and items with a relaxed feel that are intended to provide breathability and a cool sensation.
When using it, check the size of the uneven surface, direction of the pattern, sheerness, body, and drape. Even with the same ripple finishing, the appearance and wearing comfort vary greatly depending on the base fabric structure, fiber, and fabric weight.
Selection and Handling Notes
Because there is shrinkage from processing, check dimensional changes, including after washing, before mass production. Aligning the grain before cutting and matching the pattern direction and appearance caused by the uneven surface are also important for stabilizing the product's impression.
During sewing, the uneven surface may be flattened by the presser foot or feeding may become uneven. Check presser foot pressure, thread tension, needle, and seam stretch with trial stitching, and consider a thin interfacing or auxiliary material if necessary.
The uneven texture may change through washing or ironing. Follow the care label and avoid strongly flattening the surface with high-temperature pressing. Before commercialization, test suitability for home laundering and dry cleaning.
Differences from Similar Terms
Seersucker is a woven fabric that creates unevenness during the weaving stage through differences in warp tension and structure. In contrast, ripple finishing differs in that it primarily adds unevenness to the textile as a post-process.
Yoryu (wrinkle crepe) is a woven fabric characterized by fine vertical texture created by strongly twisted yarns and similar methods. The uneven surface of ripple finishing has flexibility in direction, size, and placement depending on the processing method and pattern design, and its surface feel differs from yoryu.
FAQ
Does ripple-finished textile shrink when washed?
Because shrinkage is used during processing, the dimensions and uneven texture may change after washing as well. The degree of shrinkage varies depending on the fiber composition, base fabric, processing conditions, and washing method. It is important to conduct washing tests on the textile and product before mass production to confirm the shrinkage rate.
Are ripple finishing and seersucker the same?
Both have a cool, textured surface, but they are not the same. Seersucker mainly forms texture through weaving, while ripple finishing is a post-process that uses differences in shrinkage within the textile. In specifications, distinguish clearly between processing and weave structure.
Are there any points to note when sewing ripple-finished textile?
The uneven surface may cause unstable feeding, or the texture near the seams may be flattened. Perform trial stitching before cutting and sewing, and adjust presser foot pressure and thread tension. For uneven surfaces with a directional pattern, cut each part so that the directions also match.
