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Zhejiang Taizhou Hongya Mould Co., Ltd.
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How to choose surface finish for plastic injection molded parts?

2026-04-08

1. Polished Finish
Opting for a polished mold surface will produce parts with a smooth, glossy appearance.

Textured Finish
Mold surfaces can also be customized with various texture patterns. Please note that textured surfaces typically create greater friction than polished ones, which may increase demolding resistance. If a texture is required, it is essential to ensure an adequate draft angle. If increasing the draft angle is not feasible, we recommend selecting a finer texture option, such as a light bead blast finish, to facilitate easier part release.