Aluminum Alloy 8011 0.20mm Thickness Aluminum Foil Coil For Producing Electrical Capacitor
Product Description
Product Description Material: 8011 aluminum alloy (Fe 0.5-0.9%, Si 0.4-0.8%), thickness 0.20mm, width 1150mm
Electrochemical Properties:
The specific volume is ≥0.75 μF/cm² (620 V enabling voltage), and the leakage current is ≤ 0.5 μA/cm²
Oxide film density ≥1.8g/dm², bending resistance ≥5 times (bending radius 0.5mm)
Corrosion resistance: Corrosion loss of <0.5mg/dm² by LiPF6 electrolyte immersion test (60°C/1000h).
International certifications: IEC 60384 (capacitor standard), AEC-Q200 (automotive grade), RoHS/REACH
Basic Info.
| Product |
Aluminum Alloy 8011 0.20mm Thickness Aluminum Foil Coil For Producing Electrical Capacitor |
| Thickness |
0.20mm |
| Width |
300-1500mm |
| Material |
8011(as request) |
| Temper |
O, H12, H14, H16, H18, H24, H26, H32, H34, etc |
| Surface Finishing |
Coating |
| T-Bend |
No More Than 2t |
| Coating thickness |
PVDF Paint Coating: Not Less Than 25um |
| |
PE Paint Coating : Not Less Than 18um |
| Packing |
Export Standard Wooden Pallets (Eye To Wall,Eye To Sky) |
| Payment Terms |
L/C at sight or 30% T/T in advance as deposit, and 70% balance against the B/L copy. |
| MOQ |
2Tons Per Specification |
| Delivery Time |
Within 30-45 Days |
| Loading Port |
Shanghai,Ningbo,Qingdao,Tianjin Port and Etc |
| Application |
New energy vehicles, 5G base stations, industrial inverters, consumer electronics |
Product Advantages
| Dimension |
Technical parameters/characteristics |
| Ultra-high specific volume |
Combined corrosion process (tunnel hole density ≥5×10^8/cm²) for high energy density capacitors (40% smaller volume) |
| Low loss and long life |
The leakage current is only 1/3 of that of conventional aluminum foil, and the service life is ≥ 15 years (105°C/2000 hours aging test) |
| Mass production efficiency |
1150mm width for 800m/min high-speed corrosion line, yield ≥ 99.5%, cost lower than tantalum capacitor |
| Adaptation to extreme environments |
Resistant to -55°C~125°C, anti-vibration (50Hz/50g) |
| Green and sustainable |
100% recyclable, carbon footprint <10kg CO2/kg, in line with the circular requirements of the EU's New Battery Law |
Application scenarios and typical cases:
New Energy Vehicles (Japanese Market)
Case in point: Filter capacitors for Toyota's solid-state battery management system (BMS).
Solution: 0.05mm electrode foil to 0.82μF/cm², suitable for 800V high voltage platform.
Achievement:
35% smaller and ISO 26262 ASIL-D functional safety certified.
The company aims to reduce its mass production costs by 25% and install 2 million units in 2025.
5G Base Stations (European Market)
Case in point: Nokia Massive MIMO antenna array power module
Solution: High-frequency and low-ESR design (ESR ≤5mΩ) supporting the 28GHz mmWave band.
Achievement:
The power density has been increased to 200W/in³ and the communication equipment certification is ETSI EN 301 908.
The energy efficiency of the base station has increased by 18%, and the annual purchase volume exceeds 50 tons.
Industrial Drives (North American Market)
Case in point: DC support capacitors for Emerson wind power converters
Solution: -40°C resistant coating, humidity resistant >95% salt spray environment.
Achievement:
The service life has been extended from 5 to 10 years and is UL 508 certified for industrial controls.
Maintenance costs fell by 40% and accounted for 60% of the North American wind market.
Consumer Electronics (Korean Market)
Case: Samsung Galaxy S25 Fast Charging Adapter
Solution: Ultra-thin electrode foil (0.05mm) for 100W PD3.1 miniaturization design.
Achievement:
The adapter is 50% smaller, USB-IF certified, and has a 99.8% mass production yield.
With an annual shipment of 100 million units, the cost is 30% lower than that of Japanese competitors.
Market trend insights
Explosive growth of new energy:
Global sales of new energy vehicles will reach 25 million units in 2025, and the demand for high specific capacitance capacitors will increase by 35% annually (according to Bloomberg New Energy Finance).
High-frequency technology iteration:
5G/6G communication will drive capacitors to operate at a frequency of >1MHz and a low ESR material penetration rate of more than 70% by 2027.
The Solid Capacitor Revolution:
Solid-state electrolyte adaptation electrode foil (withstand voltage ≥450V), the market size will reach $12 billion by 2030.
Prospect for future applications
Ultra High Voltage Capacitance:
Developed a pressure-resistant 1000V anodizing process (film thickness 1.2μm) to adapt to the maglev train energy system.
Flexible Energy Storage Devices:
Bendable electrode foil (radius of curvature ≤1mm) for flexible circuit energy storage for folding screen mobile phones.
Quantum Computing Power:
Ultra-low temperature (-269°C) low leakage current design, suitable for superconducting chip power supply system.
Space Energy Systems:
Radiation resistant modified (resistant to 1Mrad γ rays) for satellite pulsed power supplies (lifetime ≥ 15 years).
8011 capacitor electrode foil redefines the performance boundary of energy storage devices with "high specific volume, high reliability, and high energy efficiency". From Toyota's electric vehicles to Nokia's 5G base stations, its technological advantages have been proven around the world. With the breakthrough of quantum computing and space energy, the material will become the core carrier of the next generation of energy storage.
Get Started:
Click to get the free specific volume test report, high-voltage platform adaptation scheme and global head customer cooperation cases, and seize the commanding heights of new energy and communication technology!
Advanced Automation System
We have two plants of 160,000centiare with eight large automatic roller coating lines for aluminium sheet material products.
Strict Quality Control
Dingang actively implements technical innovation,which based on ISO9001.The painted aluminum products are all passed audit by BV,SGS,ITS And Etc.
Better Service
Over hundreds of Countries export experience and excellent after-sales service.We satisfy the demands meanwhile also obtain public reputation and praise from customers.
Certifications
Relevant certificates:
FAQ
Factory FAQ
Q:What kind of Changzhou Dingang company?
A:Changzhou Dingang is a professional manufacturer of aluminum productions and has its own warehouse. We are working hard to open up the international market.
Q:Can you accept small orders?
A:Depend on our inventory, normally we accept small order.
Q:How to guarantee the quality?
A:Every production procedure will be tested and evaluated. From the selection of raw materials to packaging for shipment. Only products that pass all tests will be delivered for export.
Q:Can you provide free samples?
A:Yes, we can provide free sample for testing. Buyer should bear all the shipping costs.
Q:What is your factory advantage?
A:We are manufacturer. We have professional quality control engineers to ensure high quality, zero defect products to our customer. Our professional sale team and competitive price will help customer to finish order in short time. Save Time!
Q;What is package?
A:Standard Export Packing(PVC+waterproof paper +sea-worthy wooden packing).
Q:How about the aluminum coil product delivery time?
A:For color samples , we can offer you within 3 working days.
30 - 45 days for mass production after getting order confirmation and down payment.
Q:What is the payment term?
A :30% T/T deposit, 70% balance T/T or L/C irrevocable payment before shipment.
Q:Can we visit your factory if we go to China?
A:Warmly welcome to visit our factory, we will show you around.
Packaging & Shipping
The packaging and shipping of prepainted aluminum coils are crucial to ensure that the coils arrive at their destination in good condition and are ready for use.Proper packaging and shipping practices help maintain the
quality of prepainted aluminum coils and ensure that they reach their destination in optimal condition.
Standard export packaging, lined with moisture-proof paper, wrapped with waterproof membrane, to ensure that there is no damage during transportation.
Customized packaging can be provided according to customer needs.
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