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Dongguan Changxinda Precision Technology Co., Ltd.

  • China,Dongguan ,Guangdong
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China CNC precision machining of communication components
China CNC precision machining of communication components

  1. China CNC precision machining of communication components

CNC precision machining of communication components

  1. MOQ: 1 piece
  2. Price: According to the drawings
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Supply Ability 10000Pcs/Month
Tolerance ±0.01 mm
Accuracy High Precision For Repeatability
Processing Turning, Milling, Drilling, etc.
Payment Terms L/C,D/A,D/P,T/T
Qualitystandard ISO 9001 Certified
Application Used in telecom base stations, antennas, and network hardware
Designformatsupported STEP, IGES, STL, DXF
Design Formats STEP, IGES, STL, DXF
Productname CNC Telecom Parts
Sizes Customized
Delivery Time Prototype samples: 5-10 days depending on complexity. Small batch (10-50 pcs): 2-3 weeks. Medium batch (50-500 pcs): 3-5 weeks. Large production (500+ pcs): 5-8 weeks. Fast delivery and consistent quality have earned high customer satisfaction.
Quality High End Quality
Delivery Method By Air, By Sea, Etc.
Durability High strength and corrosion resistance
Sample Need To Pay Sample Fee
Packaging Details Standard export packaging or custom
Servicetype CNC Machining
Size Customized Sizes Acceptable
Model Number Custom
Certification ISO9001
Place of Origin China
Brand Name CXD

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 10000Pcs/Month Tolerance ±0.01 mm
Accuracy High Precision For Repeatability Processing Turning, Milling, Drilling, etc.
Payment Terms L/C,D/A,D/P,T/T Qualitystandard ISO 9001 Certified
Application Used in telecom base stations, antennas, and network hardware Designformatsupported STEP, IGES, STL, DXF
Design Formats STEP, IGES, STL, DXF Productname CNC Telecom Parts
Sizes Customized Delivery Time Prototype samples: 5-10 days depending on complexity. Small batch (10-50 pcs): 2-3 weeks. Medium batch (50-500 pcs): 3-5 weeks. Large production (500+ pcs): 5-8 weeks. Fast delivery and consistent quality have earned high customer satisfaction.
Quality High End Quality Delivery Method By Air, By Sea, Etc.
Durability High strength and corrosion resistance Sample Need To Pay Sample Fee
Packaging Details Standard export packaging or custom Servicetype CNC Machining
Size Customized Sizes Acceptable Model Number Custom
Certification ISO9001 Place of Origin China
Brand Name CXD

Our CNC machined RF cavity filters are precision engineered for the demanding requirements of 5G base stations, satellite communication systems, and RF front-end modules where signal integrity, electromagnetic compatibility, and thermal management are critical. Each RF housing is manufactured on advanced 4-axis and 5-axis CNC machining centers, maintaining tolerances as tight as +/-0.01mm to ensure proper RF performance and reliable connector alignment.

We specialize in custom RF enclosures featuring multi-cavity designs with precision-machined isolation walls that minimize inter-cavity coupling and optimize filter performance. Our capabilities include integrated SMA and RF connector mounting interfaces, precision cavity dimensions for resonator tuning, thermal management features, and complex internal geometries - all machined from solid aluminum billets for maximum electrical conductivity and structural integrity.

Components are manufactured from aerospace-grade aluminum alloy 6061-T6, selected for its excellent electrical conductivity, thermal conductivity, and machinability essential for RF applications. The material provides lightweight yet rigid structures that maintain dimensional stability under thermal cycling. Conductive surface treatments including chemical nickel plating and conductive oxidation ensure reliable EMI shielding and low contact resistance for RF grounding.

Our ISO 9001:2015 certified quality management system ensures consistent quality across every production run. Each RF cavity undergoes comprehensive dimensional inspection using coordinate measuring machines (CMM) to verify critical cavity dimensions, connector positions, and geometric tolerances. Surface conductivity and coating thickness are verified to ensure EMI shielding effectiveness. Complete inspection reports and material certificates are provided with every shipment.

These precision RF cavity components serve applications across 5G base station transceivers, satellite communication terminals, radar and electronic warfare systems, RF test and measurement equipment, microwave filters and duplexers, and IoT and wireless infrastructure. They function as critical RF enclosures that house resonator elements, provide electromagnetic shielding, and maintain precise electrical characteristics for reliable signal transmission.

We support your complete RF product development cycle with flexible manufacturing options. Validate designs with rapid prototypes for RF performance testing, refine through small batch testing for field trials, and scale to high-volume production for commercial network deployment. Our experienced engineering team provides DFM feedback to optimize designs for manufacturability, RF performance, and cost. Fast delivery and consistent quality have earned high customer satisfaction.

Key Features
  • CNC precision machining with +/-0.01mm dimensional tolerance
  • Multi-cavity RF enclosure designs with isolation walls
  • Integrated SMA and RF connector mounting interfaces
  • Precision cavity dimensions for resonator tuning
  • Aerospace-grade aluminum 6061-T6 material
  • Conductive surface treatment for EMI shielding
  • Thermal management and heat dissipation features
  • ISO 9001:2015 certified manufacturing processes
  • Full CMM inspection and conductivity verification
Benefits
  • Precision tolerances ensure optimal RF performance
  • Multi-cavity design minimizes inter-channel interference
  • Conductive coating provides effective EMI shielding
  • Excellent thermal conductivity manages heat dissipation
  • Solid billet construction ensures dimensional stability
  • Complete documentation supports telecom certification
  • Scalable production from prototype to mass manufacturing
Applications
  • 5G base station transceivers and RRUs
  • Satellite communication terminals
  • Radar and electronic warfare systems
  • RF test and measurement equipment
  • Microwave filters and duplexers
  • Small cell and distributed antenna systems
  • IoT and wireless infrastructure
  • Broadcast and television transmission
Why Choose Us
  • 15+ years precision CNC machining experience since 2008
  • ISO 9001:2015 certified manufacturing facility
  • Advanced 4-axis and 5-axis CNC machining centers
  • Specialized expertise in RF cavity manufacturing
  • Multi-cavity complex geometry machining capabilities
  • Rapid prototyping: samples delivered in 5-10 days
  • Fast delivery with consistent quality
  • Complete quality documentation and material traceability
Frequently Asked Questions
Q: What cavity tolerances can you achieve for RF performance?

A: We achieve +/-0.01mm tolerance on critical cavity dimensions with controlled surface finish. This precision ensures optimal resonator tuning and consistent RF performance across production batches. All dimensions verified with CMM measurement.

Q: What conductive surface treatments do you offer?

A: We provide chemical nickel plating, conductive oxidation (Alodine), and silver plating for RF applications. These treatments ensure reliable EMI shielding, low contact resistance, and corrosion protection for long-term RF performance.

Q: Can you machine complex multi-cavity designs?

A: Yes, our 5-axis CNC capabilities enable complex multi-cavity RF enclosures with precision isolation walls. We machine intricate internal geometries that minimize inter-cavity coupling while maintaining structural integrity and thermal management.

Q: What connector interfaces can you integrate?

A: We machine integrated mounting interfaces for SMA, SMP, N-type, and custom RF connectors. Precision thread machining and positioning ensure proper connector alignment and reliable RF contact for high-frequency applications.

Q: How do you ensure EMI shielding effectiveness?

A: We ensure EMI shielding through precision-machined mating surfaces, conductive surface treatments, and proper gasket groove design. Surface conductivity is verified with contact resistance testing to ensure effective electromagnetic isolation.

Q: What is your typical lead time for RF cavities?

A: Prototype samples: 5-10 days depending on complexity. Small batch (10-50 pcs): 2-3 weeks. Medium batch (50-500 pcs): 3-5 weeks. Large production (500+ pcs): 5-8 weeks. Fast delivery and consistent quality have earned high customer satisfaction.

Company Details

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,

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 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other

  • Year Established:

    2008

  • Total Annual:

    10000000-20000000

  • Employee Number:

    90~102

  • Ecer Certification:

    Verified Supplier

Dongguan Changxinda Precision Technology Co., Ltd. is a professional CNC precision parts manufacturer established in Dongguan, China since 2008. With 17+ years of experience and a skilled team of 30+ workers, we specialize in custom CNC precision parts, jigs, fixtures, hardware, molds, and metal pro... Dongguan Changxinda Precision Technology Co., Ltd. is a professional CNC precision parts manufacturer established in Dongguan, China since 2008. With 17+ years of experience and a skilled team of 30+ workers, we specialize in custom CNC precision parts, jigs, fixtures, hardware, molds, and metal pro...

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Get in touch with us

  • Reach Us
  • Dongguan Changxinda Precision Technology Co., Ltd.
  • Room 104, No. 21, Huaguo Mountain Road, Chang 'an Town, Dongguan City, Guangdong Province
  • https://www.cxdcnc.com/

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