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HCB Battery Co., Ltd.
HCB Battery Co., Ltd.

What is a Cylindrical Lithium Battery? What Are the Advantages of Cylindrical Lithium Batteries?

Cylindrical lithium batteries are divided into different systems of lithium iron phosphate, lithium cobaltate, lithium manganate, cobalt-manganese mixture, and ternary materials. The shell is divided into steel shell and polymer. Batteries with different material systems have different advantages.


Ⅰ. What is a cylindrical lithium battery?


Cylindrical lithium batteries are divided into different systems of lithium iron phosphate, lithium cobaltate, lithium manganate, cobalt-manganese mixture, and ternary materials. The shell is divided into steel shell and polymer. Batteries with different material systems have different advantages.


At present, steel-shell cylindrical lithium iron phosphate batteries are mainly used as cylinders. This kind of battery has high capacity, high output voltage, good charge-discharge cycle performance, stable output voltage, high-current discharge, stable electrochemical performance, and easy to use. Safe, wide operating temperature range, and environmentally friendly, it is widely used in solar lamps, lawn lamps, backup energy, power tools, and toy models.


Ⅱ. The structure of cylindrical lithium battery


The structure of a typical cylindrical battery includes: casing, cap, positive electrode, negative electrode, separator, electrolyte, PTC element, gasket, safety valve, etc. Generally, the battery shell is the negative pole of the battery, the cap is the positive pole of the battery, and the battery shell is made of nickel-plated steel plate.


Ⅲ. Advantages of cylindrical lithium batteries


Compared with soft-pack lithium batteries, square lithium batteries, and the pouch style battery, cylindrical lithium batteries have the longest development time, a higher degree of standardization, more mature technology, high yield rate and low cost.


1. The production process is mature, the cost of PACK is low, the yield rate of battery products is high, and the heat dissipation performance is good


2. Cylindrical batteries have formed a series of internationally unified standard specifications and models, with mature technology and suitable for mass continuous production.


3. The specific surface area of the cylinder is large, and the heat dissipation effect is good.


4. Cylindrical batteries are generally sealed batteries, and there is no maintenance problem during use.


5. The battery casing has high pressure resistance, and there will be no phenomena such as square and soft-packed batteries swelling during use.


The quaternary composite material system adopted by HCB solves the problem of the capacity difference between horizontal and vertical placement, and controls it within 6%.


HCB Battery Co., Ltd. was established in 2004. As a leading lithium primary battery manufacturer and solution provider in China, HCB has always been committed to leading the R&D and manufacturing of various lithium primary batteries. One notable example of our quality products is the ER17505 lithium battery, which exemplifies their industry-leading capabilities.



With every improvement, HCB is constantly striving for perfection. Technology development and innovation are very important to HCB. For more than 17 years, we have been focusing on providing reliable lithium primary batteries and services to global customers. Welcome to consult.

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