The SKD11 Type‑C cable outer film mold is a precision tooling solution designed for manufacturing the protective outer layer of USB Type‑C data and charging cables. It is typically used in high‑volume injection molding or insert molding processes to produce durable, dimensionally stable outer films that meet strict consumer electronics standards for reliability, appearance, and safety.SKD11 is a high‑carbon, high‑chromium cold work tool steel known for its exceptional wear resistance, hardness, and dimensional stability. These properties make it particularly suitable for molds that must withstand long production runs, abrasive fillers in plastic compounds, and frequent opening and closing cycles. After appropriate heat treatment, SKD11 achieves high hardness while maintaining good toughness, helping the mold retain sharp edges, fine textures, and precise parting lines over an extended service life.The Type‑C cable outer film mold is engineered around the geometry of the cable connector and strain relief area. The cavity and core surfaces define the final shape and thickness of the outer film, including any ribs, chamfers, fillets, and decorative or functional textures. Special attention is paid to the transition zones between the connector shell, cable jacket, and strain relief to ensure smooth contours that resist bending fatigue while maintaining an attractive appearance.Dimensional accuracy is critical for this type of mold. The outer film must fit tightly around the connector housing and cable without excessive flash, warpage, or sink marks. Tolerances are controlled through precision machining methods such as CNC milling, grinding, and EDM. The stability of SKD11 under thermal and mechanical loads minimizes distortion, which is essential for maintaining uniform wall thickness and consistent alignment of the cable and connector during molding.The gating and runner system is designed to achieve balanced filling of each cavity, reduce shear stress, and prevent weld lines in critical areas. Depending on production requirements, the mold can be configured as a single‑cavity or multi‑cavity design to increase output. Venting is precisely arranged to allow trapped air to escape, improving surface finish and reducing burn marks or short shots.Cooling channel layout is another key aspect. Efficient, uniform cooling helps control cycle time and reduces internal stresses in the molded outer film. SKD11’s thermal conductivity and stability allow for optimized cooling circuits that maintain consistent mold temperature, enhancing process repeatability and overall product consistency.Surface treatment of the working areas can include polishing to a high gloss or the application of textures that improve grip and visual quality. In addition, nitriding, PVD coatings, or other surface hardening techniques may be used to further improve wear resistance and corrosion protection, extending the maintenance interval and overall mold life.In practical use, the SKD11 Type‑C cable outer film mold supports automated production setups, including robotic part handling and overmolding processes. Its robust structure, precise alignment systems, and replaceable inserts enable efficient maintenance and quick modification when design updates or new cable variants are introduced. Overall, this mold provides a reliable, cost‑effective platform for producing high‑quality Type‑C cable outer films that meet modern performance and aesthetic requirements.