Details
Please remark the model of spacer or spring when placing your order:
| Funnel Spring Leaf | 13.0*1.8*0.25mm |
| 15.4*1.1*0.25mm | |
| 15.4*1.2*0.25mm | |
| Wave Spring Leaf | 15.4*1.0*0.25mm |
| Spacer | 15.8*0.5mm |
| 15.8*1.0mm | |
| 15.5*0.5mm | |
| 16.2*0.5mm | |
| 16.2*0.8mm |
Note:
The display format on this page is positive‑negative case model + spacer or spring.
If you require other models of spacer or spring, please leave a message or contact customer service directly.
Packaging, Transportation and Storage
Others:
Cleaning suggestions for battery cap (negative can), spring and spacer:
- Use alkaline or neutral solvent (e.g. deionized water) for ultrasonic cleaning for 10‑20 min;
- Perform ultrasonic treatment with deionized water for 2‑3 cycles, 1‑2 min per cycle.
- Dry.
Cleaning suggestions for positive‑terminal can (ultrasonic cleaning is not recommended, as scratching may occur):
- Soak in alkaline or neutral solvent (e.g. deionized water) for 10‑20 min;
- Rinse with deionized water for 2‑3 cycles, 1‑2 min per cycle.
- Dry.
Note: CANRD coin‑cell cans, caps, springs and spacers have been professionally solvent‑cleaned before delivery. They can be used directly without further cleaning.
Need R&D Support?
Browse key product categories and connect battery materials with Canrd's R&D services for testing, fabrication, and project support.
Experimental Materials
CategoryCathode, anode, electrolyte, separator, and other materials for battery research.
Shop cathode, anode & electrolyte materials →Lab Equipment
CategoryBattery lab equipment for pilot lines, fixtures, and testing workflows.
Browse battery lab equipment →Electrodes & Cells
CategoryCustom electrodes, dry cells, and battery cell components for R&D validation.
View custom battery electrodes & cells →Sodium Electrolyte
CategorySodium-ion electrolyte options for sodium battery research and validation.
Shop sodium battery electrolytes →R&D Services
ServiceFull-chain battery R&D services from material evaluation to cell fabrication and failure analysis.
Explore Canrd R&D services →Material Evaluation
ServiceCharacterization, electrochemical testing, and compatibility evaluation for battery materials.
Evaluate your battery materials →Electrode Fabrication
ServiceCustom electrode sheets and rolls based on your target chemistry and process needs.
Request electrode fabrication →Cell Fabrication
ServiceDry cells, assembled cells, and custom-format cell builds for R&D validation.
Build custom research cells →Contact
PageAsk Canrd to match products, materials, and services for your project.
Get product and R&D support →



