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Micro-Precision Compression Spring with Sub-millimeter Precision for Electronics Industry in 316L Stainless Steel and ISO 9001:2015 Certified

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Micro-Precision Compression Spring with Sub-millimeter Precision for Electronics Industry in 316L Stainless Steel and ISO 9001:2015 Certified

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Wire diameter : 0.08mm

Dimensional tolerance : ±0.001mm

Salt spray resistance : 1000-hour

Electrical conductivity : 98%

Operating temperature range : -40°C to 125°C

Coil pitch uniformity : ±0.005mm

Free length tolerance : ±0.01mm

Surface defect detection : 5μm

Cycle fatigue testing : 10⁶ cycles

Load-deflection accuracy : ±1%

Battery contact wire diameter : 0.1mm

Battery contact free length : 2.5mm

EMI-shielded resistance : <10mΩ

Material type : 316L stainless steel, beryllium copper alloys (C17200), nickel-titanium shape memory alloys

Yield strength testing : 80%

Field failure rate : 0.003% ppm

Prototyping turnaround : 72-hour

Cleanliness standard : ISO 16232-11

Biocompatible coating : PTFE

Modeling capability : sub-micron

Place of Origin : Sihong, China

Brand Name : Sunzo

Certification : CE/IATF16949/45001/14001/9001

MOQ : Negotiable

Price : Negotiable

Packaging Details : Carton

Delivery Time : Negotiable

Payment Terms : Negotiable

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Compression Spring for Electronics Industry Micro-Precision Engineering
Designed for reliable precision component operation in demanding electronic applications.
Engineering Excellence
In the electronics industry, compression springs serve as mission-critical components where miniaturization, sub-millimeter precision, and long-term reliability directly impact device performance and user safety. Our Helical Compression Springs are engineered specifically for electronic applications, delivering exceptional performance in micro-switches, PCB connectors, sensor modules, and precision actuators.
Leveraging advanced CAD (SolidWorks 2024) with sub-micron modeling capabilities and FEA (ANSYS Electronics Desktop) simulations, our engineering team achieves dimensional tolerances as tight as ±0.001mm for wire diameters down to 0.08mm—critical for fitting within the compact enclosures of modern smartphones, wearables, and medical devices.
Material Science Innovation
Our electronic springs feature advanced material technologies:
  • 316L Stainless Steel: Passivation treatment achieves 1000-hour salt spray resistance (per ASTM B117)
  • Beryllium Copper Alloys (C17200): Provide 98% electrical conductivity for signal-carrying contacts
  • Nickel-Titanium Shape Memory Alloys: Maintain load stability across -40°C to 125°C operating ranges for high-temperature applications
Each material undergoes ultrasonic cleaning and particulate testing to meet ISO 16232-11 cleanliness standards for electronic components.
Manufacturing Precision
Manufacturing precision is ensured through micro-coiling technology with diamond-tipped tooling, achieving:
  • Coil pitch uniformity of ±0.005mm
  • Free length tolerance of ±0.01mm
Post-production processes include laser marking for traceability and 100% automated optical inspection (AOI) to detect surface defects as small as 5μm. Dynamic performance testing includes 10⁶ cycle fatigue testing at 80% of yield strength and load-deflection verification with ±1% accuracy using micro-force testing systems.
Application-Specific Solutions
  • Ultra-miniature battery contact springs for IoT devices (0.1mm wire diameter, 2.5mm free length)
  • EMI-shielded compression springs for 5G communication modules (conductive coating with <10mΩ resistance)
  • Medical-grade springs for insulin pumps (biocompatible PTFE coating, ISO 10993-5 compliant)
Quality & Reliability
Backed by ISO 9001:2015 quality management and a dedicated electronics R&D team with 15+ years of micro-component engineering experience, we provide rapid prototyping (72-hour turnaround) and volume production capabilities. Our springs currently power over 500 million electronic devices worldwide, with a field failure rate below 0.003% ppm—testament to our commitment to precision and reliability in the electronics ecosystem.

Product Tags:

micro helical spring

      

micro compression spring

      

316l helical spring

      
Quality Micro-Precision Compression Spring with Sub-millimeter Precision for Electronics Industry in 316L Stainless Steel and ISO 9001:2015 Certified for sale

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