Microporous Aluminum Foil

Product Description

Microporous Aluminum Foil, a high-performance material for lithium batteries, plays a critical role in enhancing battery performance. The microporous aluminum foil offered by HSMetal is manufactured using advanced technology, delivering exceptional conductivity and stability. It effectively improves the charge/discharge efficiency and cycle life of lithium-ion batteries.

 

Microporous Aluminum Foil is a key enabling material for next-generation lithium batteries, significantly boosting energy efficiency and longevity. HSMetal's precision-engineered foil leverages cutting-edge manufacturing to achieve superior electrical conductivity and electrochemical stability-critical for high-performance battery applications.

 

In lithium-ion batteries, microporous aluminum foil acts as a high-efficiency current collector, optimizing ion transport and thermal management. HSMetal's advanced foil technology ensures unmatched reliability and durability, directly enhancing battery cycle life and fast-charging capabilities.

 

HSMetal's microporous aluminum foil redefines battery material standards. Through proprietary fabrication techniques, our foil delivers industry-leading conductivity and structural stability-enabling safer, longer-lasting, and more powerful lithium batteries.

 

Product Specification

Size		Micropore Index		Microporous distribution structure	Decrease In Areal Density (%)	Properties
Width (mm)	Thichness (mm)	Micropore Density Per CM2	Micropore Diameter μm			Tensile Strength N/mm2	Decrease (%)	Elongation (%)	Reduction (%)	resistivity μΩ.cm	Increase (%)
200-1000	0.01-0.025	200-499	5-50	Full Surface	0.01-1	≥160		≥1.15	≤43	≤3.4	≤13
		500-799			0.01-1.57	≥155	≤16	≥1.05	≤48
		800-1099			0.02-2.16	≥150	≤19	≥0.95	≤53
		1100-1399			0.02-2.75	≥140	≤25	≥0.85	≤58
		1400-1699			0.03-3.33	≥130	≤30	≥0.75	≤63
		1700-1999			0.03-3.92	≥120	≤35	≥0.65	≤68
		2000-3000			0.04-5.89	≥100	≤46	≥0.5	≤75

 

Types of Lithium Ion Battery Positive Electrode Current Collector

 

 

Material Composition

• Made from high-purity aluminum (e.g., 1060, 1070 alloys) processed to create micro-scale pores (typically 1–100 µm in diameter).
• Pores can be formed via laser drilling, electrochemical etching, or mechanical perforation.

 

Manufacturing Methods

• Laser Drilling: High precision but slower for large-scale production.
• Electrochemical Etching: Cost-effective for high pore density but requires strict process control.
• Stamped Perforation: Faster but less precise for micropores.

 

Advantages

• Lightweight: Retains aluminum's low density.
• Durability: Resistant to high temperatures and chemicals.
• Customizability: Pore size, density, and pattern can be tailored.

 

Challenges

• Cost: Precision pore creation increases production expenses.
• Mechanical Strength: Excessive porosity may reduce structural integrity.

 

Test Equipment

 

Applications

• Battery Technology: Used as a current collector in lithium-ion batteries to enhance electrolyte wetting and ion transport.
• Filtration: Filters particulates or gases in industrial/medical settings.
• Packaging: Breathable membranes for food or pharmaceutical packaging to regulate moisture/gas exchange.
• Acoustics: Sound damping in automotive/aerospace applications.
• Thermal Management: Heat dissipation in electronics with controlled airflow.

 

Contact Us

If you are looking for Microporous Aluminum Foil, you can contact specialized metal suppliers such as HSMetal who deal with high-performance and high quality product.We can provide material certifications and custom sizes based on your needs.Welcome Inquiry Us!

 

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