SUS 304 Stainless Steel Cylindrical Battery Cases for 18650 and 21700 Cells with 21.5mm and 18.1mm Diameters
Price:
Negotiable
MOQ:
1 set
Delivery Time:
5~8 working days
Brand:
TICO
Product Description
Product Overview
Precision-engineered cylindrical battery cases manufactured from SUS 304 stainless steel, designed for 18650 and 21700 battery formats. These cases provide exceptional structural integrity and corrosion resistance for demanding industrial applications.
Technical Specifications
| Parameter | 21700 Cylindrical Cell Case | 18650 Cylindrical Cell Case |
|---|---|---|
| Height | 73.65±0.10mm | 68.30±0.05mm |
| External Diameter | 21.50±0.05mm | 18.10±0.05mm |
| Inner Diameter | 21.10±0.05mm | 17.66±0.05mm |
| Case Wall Thickness | 0.20±0.05mm | 0.22±0.05mm |
| R Angle | 0.70±0.10mm | 0.70±0.10mm |
Nickel Coating Specifications
| Coating Location | Thickness |
|---|---|
| External Case | 2.0µm |
| Inner Case | 0.3µm |
Key Features
- SUS 304 stainless steel construction for superior durability
- Precision dimensional tolerances for consistent performance
- Nickel-plated surfaces for enhanced conductivity
- Optimized R-angle design for structural strength
- Corrosion-resistant properties for extended service life
Industrial Application: These cylindrical battery cases are ideal for lithium-ion battery manufacturing, energy storage systems, electric vehicles, and portable electronic devices requiring reliable battery housing solutions.
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Company
Shenzhen TICO Technology Co.,Ltd.
Location
3F, Bldg 6,Hanhai Da Tianliao Technology Park, Yutang Subdistrict, Guangming, Shenzhen, China
Contact Person
Jessie