Battery-Grade Aluminum Foil, Single-Shiny or Double-ShinyProduct Type: Battery aluminum foil current collector
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, accessory matching, platform compatibility or configuration confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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What is the specified tensile strength and elongation of Atomfair battery-grade aluminum foil, and what measured values are guaranteed?
The tensile strength specification is ≥150 MPa and elongation specification is ≥2.0%. The measured elongation is at least 2.5%, indicating a safety margin above the specification. This ensures the foil can withstand mechanical stresses during electrode coating and calendering.
What is the measured aluminum purity of Atomfair battery-grade aluminum foil and how does it compare to the standard battery-grade requirement?
The measured aluminum purity is at least 99.5%, exceeding the stated specification of 99.0%. This high purity reduces surface resistance and improves chemical stability, which is critical for long-term battery performance.
Battery-grade aluminum foil current collector with ≥99.5% measured purity, available in single-shiny or double-shiny finishes, thickness 8–100 μm, tensile strength ≥150 MPa, and elongation 2.5% (exceeding 2.0% spec). Alloy and temper options must be specified at ordering to match mechanical and processing requirements.
Positive
- High measured aluminum purity: Measured purity exceeds 99.5% against a 99.0% specification, ensuring low surface resistance and stable electrochemical interface compatibility for lithium-ion battery electrodes.
- Dual surface finish options: Single-shiny and double-shiny appearances allow selection between optimized adhesion for electrode coating and reduced surface resistance, depending on the application needs.
Trade-offs
- Limited ductility at given temper: With elongation specified at ≥2.0% and measured at 2.5%, the foil has restricted formability; aggressive calendaring or winding may induce cracking if the alloy/temper is not carefully matched to the processing conditions.
- Mandatory upfront alloy/temper selection: Alloy grade (1235, 1060, or 1100) and temper (H16 or H18) must be specified before quotation because mechanical properties vary significantly; improper selection can cause handling or electrode performance issues.
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).






