Precision EDM Copper Electrodes | Custom Gate Electrodes for Cosmetic Molds
Product Overview
Copper EDM electrodes and gate electrodes are critical tooling components used in precision plastic injection mould manufacturing, especially for cosmetic moulds requiring fine surface quality and accurate gate geometry. Senlan Precision supplies custom copper mould parts manufactured strictly according to customer drawings, supporting stable EDM performance, consistent cavity geometry, and reliable mould repeatability.
Key Features & Advantages
High-purity copper material for stable EDM discharge
Excellent electrical and thermal conductivity
Precision machining for complex gate and cavity geometries
Consistent electrode wear control during EDM processing
Suitable for fine-detail cosmetic mould structures
Custom dimensions based on mould design requirements
Built-to-Print OEM manufacturing with strict tolerance control
Applications / Industry Use
Cosmetic packaging injection moulds
Bottle cap and closure mould tooling
Precision gate and runner EDM processing
Multi-cavity plastic mould manufacturing
Injection moulds requiring fine surface definition
Mould Structure & Design Description
EDM copper electrodes and gate electrodes are used to form precise cavity features, gate profiles, and runner details within plastic injection moulds. The electrode geometry directly influences surface finish and dimensional accuracy of the mould cavity. Proper electrode design ensures controlled spark erosion, reduced machining defects, and stable replication of cosmetic mould features across production cycles.
Manufacturing Capability & CNC Machining
Senlan Precision operates advanced CNC and EDM manufacturing systems to ensure electrode accuracy and consistency.
Manufacturing capabilities include:
CNC milling and turning for copper components
Precision grinding for electrode flatness and alignment
EDM profiling for complex gate structures
Tight tolerance control for repeatable EDM results
Surface finishing to ensure uniform discharge performance
Key machining equipment includes high-precision CNC systems from MAKINO and HARDINGE, supporting complex electrode geometries and stable production quality.
Custom Development / OEM Cooperation Process
Customer provides drawings or 3D mould data
Engineering evaluation of electrode structure and EDM requirements
CNC machining and precision finishing
Dimensional inspection and process verification
Final quality check before delivery
Export packing and shipment
All projects are executed under a Built-to-Print OEM / ODM cooperation model.
Quality Control & Export Experience
Raw material verification for copper grade consistency
In-process inspection during CNC machining
Final dimensional and surface quality inspection
Batch consistency control for multi-electrode projects
Extensive experience supplying mould tooling parts to international customers
Quality management follows standardized industrial manufacturing procedures.
Related Products
Precision mould core inserts
Injection mould gate inserts
Multi-cavity mould components
EDM electrodes for cavity and runner machining
Custom CNC machined mould tooling parts
FAQ – Technical & Purchasing
Q1: What copper materials are used for EDM electrodes?
Copper grades are selected based on EDM stability, wear resistance, and customer requirements.
Q2: Are the electrodes standard parts?
No. All electrodes are custom-manufactured according to customer drawings and mould design.
Q3: Can these electrodes be used for high-cavity moulds?
Yes. They are suitable for multi-cavity mould structures requiring consistent EDM accuracy.
Q4: What information is needed for quotation?
Technical drawings, application details, quantity, and tolerance requirements.
Request a Quote
For technical evaluation and quotation, please submit your drawings and mould application details.
Our engineering team will review your request and provide a professional manufacturing solution.
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