English 
Product Description
| thing | describe |
| Design/Size | According to customer's drawings or samples |
| Material |
Aluminum: 6061, 6063, 6082, 7075, 5052, A380, etc. Stainless steel: SS201, SS301, SS303, SS304, (SS304 food grade), SS316, SS316L, SUS430, SS416 Steel: low carbon steel, carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc. Alloy steel (15Cr, 20Cr, 42CrMo), etc. Brass: HPb63, HPb62, HPb61, HPb59, H59, H68, H80, H90, etc. Copper, bronze, copper, etc. Titanium: TC4 (TiAl6v4, Grade f5) Plastic: ABS, PC, PE, POM, Delrin, Nylon, Plastic, PP, PEI, Peek, etc. |
| process | CNC machining, turning, milling, stamping, turning, cutting, etc. |
| Delivery time | Samples usually take 3-7 working days, and mass production will be carried out according to the detailed quantity after sample approval. |
| Surface treatment | Transparent anodizing, color anodizing, chemical coating, brushing, passivation, polishing, chrome plating, sandblasting, laser engraving, zinc plating, black oxide, nickel plating, chrome plating, carburizing, heat treatment, painting |
| Test equipment | Coordinate measuring machine (CMM), 2D measuring instrument, projector, altimeter, micrometer, thread gauge, hardness tester, caliper, pin gauge, salt spray tester, concentricity measuring instrument, spectrometer. |
| Quality Management System |
ISO 9001:2015 ISO 13485:2016 |
| application | Auto parts, machinery parts, computer parts, medical parts, home appliance parts, electrical parts, electronic product parts, electronic parts, generator parts, alternator parts, generator parts, stationery, power switches, micro switches, construction, merchandise and A/V equipment. |
| File Format | Solidworks, Pro/Engineer, CAD, PDF, JPG, DXF, IGS |
| Package | Inner plastic bag, outer standard carton, or as per customer's requirements |
| Shipping | Sea freight, air freight, international express (DHL, FedEx, TNT, UPS). |
| Serve | The professional foreign trade team provides enthusiastic and fast response services. Dimensional inspection report/Raw material certificate/Surface treatment report/Engineering drawing RoHS report/Salt spray test report/Hardness test report |
5G Base Station Surge Arrester Electrode
Cold Extrusion & Precision CNC Machining
Product Introduction
This product is a core matching electrode component for 5G telecom base station surge protection devices, used in conjunction with the surge arrester housing. Manufactured from 6061‑T6 aluminum alloy using an integrated cold extrusion + precision CNC finishing process, it features professional passivation treatment, strictly controlled surface roughness, zero surface defects, high dimensional consistency and assembly accuracy, ensuring long‑term stable operation of outdoor lightning protection systems.
Full Manufacturing Process
- Material Preparation
High‑quality 6061‑T6 aluminum alloy with uniform structure and no internal defects.
- Precision Cold Extrusion
High‑pressure forming at room temperature to improve material density and structural strength.
- Stress Relief Treatment
Eliminates extrusion stress, stabilizes dimensions and prevents machining distortion.
- CNC Precision Machining
Finishing of contours, angles, mating surfaces and functional structures based on 3D solid models.
- Deburring & Edge Breaking
Full deburring and uniform edge breaking without damage to dimensions or appearance.
- Surface Passivation Treatment
Special passivation process to enhance corrosion resistance and surface stability.
- Surface Finishing & Cleaning
Ensures smooth, uniform surfaces meeting specified roughness standards.
- Full Dimensional Inspection
100% inspection of critical dimensions to ensure process capability and batch stability.
- Clean Protective Packaging
Packed in clean, protective containers for safe transportation and storage.
Key Manufacturing Challenges
- High matching precision required with the surge arrester housing
- Cold extrusion springback and uneven wall thickness affecting finishing
- High residual stress causing dimensional shift and distortion in CNC machining
- Complex angles and profiles difficult to control consistently
- Uniform passivation without affecting dimensional accuracy
- Zero‑defect surface requirement with no coating
- Many sharp edges and dead corners making standardized deburring difficult
- Strict demand for batch stability for telecom base station components
Our Solutions
Cold Extrusion Precision Control
- High‑precision long‑guide die design for improved concentricity and stability
- Optimized extrusion pressure, speed and lubrication to reduce springback
- Die pre‑compensation to ensure dimensional consistency
Anti‑Distortion Control
- Immediate stress relief treatment after extrusion
- Separated roughing and finishing with layered cutting
- Temperature‑controlled machining environment
Precision & Surface Control
- Full programming and machining based on 3D models
- Strict cutting parameters to meet specified surface roughness
- Standardized passivation process for uniform film formation
- Full‑process protection against scratches, marks and tool lines
Standardized Edge & Deburring
- Unified edge treatment specifications with dedicated tools
- Special processing for deep grooves and complex areas
Stable Batch Quality
- First‑article, in‑process and final‑article inspection
- Stable process capability control
- Regular equipment calibration and tool maintenance
Our Advantages
- Specialized in precision machining for 5G telecom surge protection components
- Cold extrusion + CNC hybrid process for higher strength and better consistency
- Mature passivation treatment and surface quality control system
- Full‑process quality control meeting outdoor telecom reliability standards
- Custom manufacturing based on drawings or 3D models
- One‑stop supporting production and delivery
- Clean, ready‑to‑assemble packaging for direct line use
https://www.instagram.com/liqincnc/
https://wa.me/8618757148656
https://x.com/LZhou57936
https://www.tiktok.com/@zhouli980206