316 Stainless Steel Wave Spring (Belleville Washers) for CR2032, Diameter: 15.8 mm, Thickness: 0.5 mm

Technical Specification:

1. Material Composition:
   • Material: 316 Stainless Steel (316SS).
     • Superior corrosion resistance compared to 304SS, particularly in aggressive environments or high-salt conditions.
     • High mechanical strength and flexibility.
2. Physical Dimensions:
   • Outer Diameter: 15.8 mm.
   • Thickness: 0.5 mm.
   • Inner Diameter: Designed to align with CR2032 cell components for precise assembly.
   • Height: Typically between 0.5 mm and 1.2 mm (dependent on spring design).
3. Mechanical Properties:
   • Elasticity: Provides consistent force to maintain contact between electrodes and other cell components.
   • Load Capacity: Optimized for compression under standard coin cell assembly pressures.
   • Deflection: Designed for precise deflection under load to ensure proper sealing and contact.
4. Corrosion Resistance:
   • High resistance to chemical degradation and oxidation in lithium-ion battery environments, including exposure to electrolytes.
   • Performs well in high-humidity or salt-laden environments.
5. Thermal Stability:
   • Operating Temperature Range: Stable under standard lithium-ion battery operating conditions (-20°C to 60°C).
   • Suitable for elevated temperatures during testing or formation processes.
6. Design:
   • Wave Pattern: Multi-wave or single-wave design for uniform load distribution and consistent pressure.
   • Polished Finish: Smooth surface to reduce friction and wear during assembly and operation.

Applications:

1. Primary Applications:
   • Wave Spring for CR2032 Coin Cell Assembly:
     • Maintains consistent pressure and secure contact between internal components.
2. Industries:
   • Battery Research:
     • Essential for assembling CR2032 coin cells in the testing of novel anode, cathode, and electrolyte materials.
   • Energy Storage Development:
     • Used in the prototyping and testing of advanced energy storage systems.
   • Consumer Electronics:
     • Integral in commercial coin cell manufacturing for watches, remote controls, and medical devices.
3. Advantages for Applications:
   • Consistent Pressure:
     • Ensures stable contact between electrodes, improving battery performance.
   • Corrosion Resistance:
     • Enhances durability and longevity in aggressive chemical environments.
   • Compact and Lightweight:
     • Optimized design for space-constrained applications.
   • Reusable:
     • Can be used multiple times in laboratory setups, making it cost-effective for research purposes.
4. Specialized Uses:
   • Solid-State Battery Prototypes:
     • Ideal for maintaining compression in solid-state battery designs.
   • Material Optimization:
     • Supports testing of high-capacity and high-voltage materials.
   • Precision Assembly:
     • Ensures uniform assembly in experimental and commercial coin cells.
5. Challenges and Mitigation:
   • Spring Fatigue:
     • Prolonged compression cycles can lead to a loss of elasticity.
       • Solution: Periodically inspect and replace springs in high-frequency setups.
   • Dimensional Tolerances:
     • Variability in manufacturing could affect performance.
       • Solution: Source high-precision springs with tight tolerances.

Summary:

The 316 Stainless Steel Wave Spring (Belleville Washer) with dimensions 15.8 mm diameter and 0.5 mm thickness is a vital component for CR2032 coin cell assembly. Its corrosion resistance, mechanical durability, and precise design make it ideal for lithium-ion battery research, energy storage development, and commercial coin cell manufacturing. The wave spring ensures consistent pressure, improving contact between cell components and enhancing overall battery performance.