ATOMFAIR AL-CLAD CONICAL SPRINGS 15.4MM CR2032RESEARCH GRADE MATERIAL
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Important Note: Default accompanying accessories are made of 304 stainless steel. For accessories made of other materials, please email for customization.
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TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
EMAIL: INQUIRY@ATOMFAIR.COM
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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The Al-Clad conical spring is limited to a -0.5 V to 5.0 V electrochemical window and a fatigue life of 10,000 cycles. Assembly must be performed in a glovebox to maintain cleanliness and the spring force range of 10 N to 50 N must be matched to electrode stack height to prevent buckling or contact loss.
- Electrochemical Window Constraint: The spring is electrochemically stable only within a -0.5 V to 5.0 V operating window; use outside this range may cause side reactions.
- Fatigue Life Limit: The spring achieves a fatigue life of at least 10,000 cycles; it should be replaced after this limit to maintain stable cell internal pressure.
- Contamination Control Requirement: The spring is supplied oil-free, burr-free, and impurity-free; it must be assembled in a glovebox to preserve this condition and avoid cell contamination.
- Spring Force Matching: The spring provides a force range of 10 N to 50 N; the electrode stack height and loading must be chosen to operate within this range to ensure proper pressure and prevent buckling.
- Dimensional Compatibility Constraint: All dimensions are controlled to ±0.02 mm; the spring must be used only with CR20 series coin cell cases that match these internal dimensions.
How does the 10–50 N spring force range of the Al-Clad conical spring impact its fatigue life and performance with thick electrodes?
The Al-Clad conical spring delivers a spring force range of 10–50 N with a fatigue life of ≥10,000 cycles, ensuring stable internal pressure even under the high force demands of thick-electrode or high-loading batteries. Its strong anti-buckling capability and self-centering design maintain consistent contact force without sacrificing cycle life, making it suitable for systems requiring precise pressure control.
What are the compatibility requirements for integrating the Al-Clad conical spring into CR2032 coin cells for high-loading battery research?
This spring is explicitly compatible with CR2032 and all CR20 series internal dimensions, with default dimensions of 15.4 × 1.1 mm. It is optimized for thick electrodes, high-loading batteries, and vibration environment testing, and its aluminum-clad stainless steel construction (coating thickness 5–10 μm, adhesion ≥5B grade) ensures no electrochemical side reactions within −0.5 V to 5.0 V, confirming integration with common lithium-ion, sodium-ion, and solid-state systems.
What handling or pre-treatment steps are necessary before using Al-Clad conical springs directly in a glovebox for battery assembly?
No additional pre-treatment is required. Each spring undergoes 100% dimensional inspection, coating thickness verification, spring force calibration, and appearance inspection before shipment, ensuring oil-free, burr-free, and impurity-free conditions. According to the product description, they can be used directly for battery assembly inside gloveboxes.
The ATOMFAIR Al-Clad Conical Springs (15.4mm) deliver a spring force range of 10–50 N with self-centering and anti-buckling characteristics, making them suitable for thick-electrode and high-loading coin cell assemblies, though they are limited to CR20 series dimensions and require custom ordering for non-standard configurations.
Positive
- High force range and self-centering: Spring force range of 10–50 N with good self-centering and anti-buckling capability ensures stable internal pressure for thick electrodes and high-loading batteries under vibration or precise pressure control conditions.
- Electrochemical compatibility and durability: Aluminum-clad stainless steel with 5–10 μm coating, adhesion ≥5B, and fatigue life ≥10,000 cycles; verified non-reactive within -0.5 V to 5.0 V, ensuring no interference with battery performance tests.
Trade-offs
- Customization required for non-default configurations: Only supplied in default dimensions (15.4×1.1 mm) and Al-clad material; other sizes, models, or materials must be custom ordered via email, limiting off-the-shelf flexibility for varied experimental needs.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
