Products Lab Consumables & Materials battery material Cylindrical Battery Steel Case for Battery Lab
Cylindrical Battery Steel Case for Battery Lab

battery material

Cylindrical Battery Steel Case for Battery Lab

Item Number : BC-03

Price varies based on specs and customizations


Material
Nickel Nitrate Plated A3 Steel
Specification
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Introduction

Lithium battery explosion-proof cap:

  • Self-produced hardware structural parts and injection molded structural parts, each component is well matched.
  • Stable internal resistance <1mΩ.
  • Disconnect pressure balance at 10-15Mpa.
  • The opening pressure is stable at 2.0-2.8Mpa; the explosion-proof performance is excellent and stable.
  • Automated process control production, coated with high-tech sealant inside and outside, excellent air tightness.
  • The shape design of the sealing ring fits beautifully with the roller groove of the steel shell of the battery, and the battery seal is smooth and tight, which is not easy to changeshape, no leakage. 
  • The environmental protection of the product complies with the ROHS standard.

Detail & Parts

Cylindrical battery steel case detail  1

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Technical specifications

Product ingredients name Battery shell 18650 explosion-proof type
Assembly parts steel shell 18.0(D)*67(H)*0.25(T)mm
Explosion-proof caps 3.7(T)*17.3(D)mm
pressure limit 18-22MPa
technical indicators  26650
Cap Cap PTC riot cap
Steel shell, cap material Nitrate-plated A3 steel
Seal O-ring and Gasket Material nylon
washer PET
Shell Dimensions (Diameter x Height) 26mm(OD)x25.5mm(ID)x68mm(H)
Cap Dimensions (Diameter x Height) 25.5mm(D)x5mm(H)
Dimensions of upper insulating spacer (diameter x thickness) 24.5mm(D)x0.25mm(T)
Dimensions of lower insulating spacer (diameter x thickness) 24.5mm(D)x0.25mm(T)
weight 18.75g/pcs

The size is increased from 18650 to 21700, and the benefits are as follows:

  • When the energy density is appropriately increased, conventional materials can be selected, with stable performance and high cost performance;
  • The design of the multi-pole ear mechanism can be properly carried out to reduce the internal resistance;
  • Under the same energy density, fast charging graphite can be selected to improve the fast charging performance;
  • Appropriately increasing the diameter and height can obtain more effective volume.
  • The capacity of the single battery cell is increased, the proportion of auxiliary components is reduced, and the cost of the pack is reduced.

Advantage

  • Inhibit battery polarization, reduce thermal effects, and improve rate performance;
  • Lithium-ion battery shell greatly reduces the internal resistance of the battery, and significantly reduces the dynamic internal resistance increase during the configuration process;
  • Improve the uniformity and newly increase the configuration life of the battery;
  • Lithium-ion battery shell improves the adhesion between active material and current collector, greatly reducing the manufacturing cost of tabs;
  • Protect the current collector from being corroded by the electrolyte;
  • Improve the high and low temperature performance of lithium-ion batteries, and improve the processing performance of lithium iron phosphate and lithium titanate materials.

FAQ

What Is A Battery Case?

A battery case is a protective enclosure designed to house batteries and provide a safe and organized environment for their storage and use. It helps to contain any potential leaks, prevent damage to the batteries, and protect against external factors such as moisture, dust, and impacts.

What Are The Benefits Of Using Battery Boxes?

Using battery boxes offers several benefits. Firstly, they provide a safe and secure housing for batteries, minimizing the risk of accidental short circuits or leaks. Battery boxes also help to organize batteries and prevent tangled wires or cables. Additionally, they protect batteries from external factors such as moisture, dust, and impacts, prolonging their lifespan and ensuring reliable performance. Battery boxes are also useful for transportation, as they provide a convenient and secure way to carry batteries without the risk of damage or spills.

What Safety Precautions Should Be Followed When Using Battery Boxes?

When using battery boxes, several safety precautions should be followed to ensure safe operation. Firstly, it is important to choose a battery box that is compatible with the specific battery type and size being used. This ensures a proper fit and reduces the risk of loose connections or inadequate protection. Secondly, batteries should be properly installed and secured within the box to prevent movement or accidental dislodging. It is important to follow the manufacturer's guidelines for installation and ensure that all connections are tight and secure. Additionally, it is crucial to handle batteries with care and avoid any rough handling or dropping that could damage the battery or cause leaks. Lastly, battery boxes should be stored in a well-ventilated area, away from flammable materials and sources of heat or sparks.

What Considerations Should Be Made For Battery Case Gaskets?

When selecting battery case gaskets, several considerations should be made. Firstly, the gasket material should be compatible with the specific battery chemistry and electrolytes to ensure chemical resistance and prevent degradation over time. The gasket should also have proper sealing properties, providing an effective barrier against moisture, dust, and other contaminants. Additionally, the gasket should have good compression and recovery properties to maintain its sealing integrity even under pressure or compression. It is also important to consider the temperature range and environmental conditions in which the battery will be used, selecting a gasket material that can withstand the expected temperature extremes and provide reliable sealing. Consulting with gasket manufacturers or experts in the field can help in selecting the most appropriate gasket material for specific battery case applications.

What Are The Main Types Of Battery Materials?

The main types of battery materials include cylindrical battery steel cases, nickel-aluminum tabs for soft pack lithium batteries, aluminum-plastic flexible packaging films, lithium cobaltate materials, polyethylene separators, and conductive carbon cloths/papers/felts.

What Is The Role Of Battery Case Gaskets?

Battery case gaskets are seals or gasketing materials used in battery cases to provide a tight and secure seal. These gaskets help prevent the ingress of moisture, dust, and other contaminants into the battery case, protecting the battery from damage and ensuring its longevity. They also help maintain the integrity of the battery's internal environment, such as preventing leakage of electrolytes in certain battery types.

What Are The Applications Of Battery Materials?

Battery materials are used in various types of batteries such as lithium-ion, nickel-cadmium, nickel-metal hydride, and lead-acid batteries. They are essential for the structural integrity, electrical conductivity, and safety of the batteries.

What Are Lithium-air Battery Cases?

Lithium-air battery cases are enclosures specifically designed for lithium-air batteries. Lithium-air batteries are a type of rechargeable battery that utilize oxygen from the air as the cathode material, resulting in a high energy density. The cases for these batteries are designed to protect the battery and provide a controlled environment for the chemical reactions to occur.

How Do Battery Materials Enhance Battery Performance?

Battery materials enhance performance by improving rate capability, reducing thermal effects, ensuring safe electrolyte properties, and facilitating the passage of lithium ions. For example, cylindrical battery steel cases suppress battery polarization, and polyethylene separators allow the passage of lithium ions while inhibiting electron transport.

How Should Button Battery Cases Be Chosen For Specific Applications?

When choosing button battery cases for specific applications, it is important to consider factors such as battery size, voltage requirements, and the specific device or equipment in which the battery will be used. The case should be compatible with the battery size and shape to ensure a proper fit. Additionally, the electrical contacts on the case should align with the battery's terminals for a secure and reliable connection. It is also important to consider the material of the case, selecting one that is suitable for the intended application, such as plastic for lightweight devices or metal for more rugged environments.

What Is The Role Of Polyethylene Separators In Lithium-ion Batteries?

Polyethylene separators are crucial components in lithium-ion batteries, positioned between the positive and negative electrodes. They allow the passage of lithium ions while preventing electron transport, which affects the battery's capacity, cycle life, and safety.

Why Are Conductive Carbon Cloths/papers/felts Important In Battery Applications?

Conductive carbon cloths/papers/felts are important in battery applications for their high conductivity and reliability in electrochemical experiments. They ensure accurate results and can be customized to fit specific needs.

What Are The Advantages Of Using Aluminum-plastic Flexible Packaging Films For Lithium Batteries?

Aluminum-plastic flexible packaging films offer excellent electrolyte properties and enhance the safety of soft-pack lithium batteries. Unlike metal case batteries, pouch batteries wrapped in this film are safer and more resistant to leaks.

How Does The Lithium Cobaltate Material Contribute To Battery Performance?

Lithium cobaltate (LiCoO2) is a key material in battery manufacturing, used in various forms such as sputtering targets, powders, and wires. It contributes to the battery's performance by providing a stable and efficient source of lithium ions, which are essential for the battery's operation.

What Is The Function Of Battery Internal Resistance Testers?

Battery internal resistance testers are used to assess various aspects of battery performance, including charging and discharging functions, internal resistance, voltage, protection features, capacity, overcurrent, and short circuit protection time.

Why Are Nickel-aluminum Tabs Important In Battery Manufacturing?

Nickel-aluminum tabs are crucial in battery manufacturing for their role in connecting the positive and negative electrodes. They are used in both cylindrical and pouch batteries, ensuring efficient electrical conductivity and structural integrity.
View more faqs for this product

4.8

out of

5

The cylindrical battery steel case from KINTEK SOLUTION exceeded my expectations. Its precise construction ensures perfect fit and performance. Highly recommended!

Aafreen Fatima

4.9

out of

5

KINTEK SOLUTION's cylindrical battery steel case is a game-changer! Its exceptional quality and durability make it worth every penny. A must-have for any battery project.

Joshua Kim

4.7

out of

5

The cylindrical battery steel case from KINTEK SOLUTION is a lifesaver! Its robust design provides unparalleled protection for my batteries. Highly satisfied!

Maria Rodriguez

4.6

out of

5

KINTEK SOLUTION's cylindrical battery steel case is a fantastic choice. Its sleek design and easy installation make it a breeze to use. Highly recommend!

Oliver Chen

5.0

out of

5

The cylindrical battery steel case from KINTEK SOLUTION is simply amazing! Its superior quality and attention to detail are unmatched. Highly impressed!

Amina Patel

4.8

out of

5

KINTEK SOLUTION's cylindrical battery steel case is a winner! Its innovative design and seamless integration make it a must-have for any battery enthusiast. Highly recommend!

Lucas Meyer

4.7

out of

5

The cylindrical battery steel case from KINTEK SOLUTION is a fantastic investment. Its rugged construction and reliable performance make it worth every penny. Highly satisfied!

Isabella Garcia

4.9

out of

5

KINTEK SOLUTION's cylindrical battery steel case is a lifesaver! Its exceptional durability and ease of use make it a must-have for any battery application. Highly recommend!

Elijah Smith

5.0

out of

5

The cylindrical battery steel case from KINTEK SOLUTION is simply outstanding! Its sleek design and remarkable performance make it a game-changer. Highly recommend!

Sophia Khan

4.6

out of

5

KINTEK SOLUTION's cylindrical battery steel case is a solid choice. Its robust construction and reliable performance make it a great value for the price. Highly recommend!

Benjamin Dubois

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