Ball bearings, or simply bearings, incorporate a rolling element designed to carry various loads by reducing rotational friction. These bearings feature metal balls between exterior and interior rings for uninterrupted and smooth axle or motor rotation. A ball bearing offers various high-speed applications with distinct load capacities. However, roller bearings are preferred for heavier loads with double or triple rows. Ball bearings are robust with different sizes for specific applications. Additionally, these versatile rolling-element bearings are ideal.
Materials for Ball Bearings:
Ball bearings are incredibly durable and are made of high-carbon chromium steel called chrome steel. Other materials include plastic, stainless steel, and ceramics. These materials allow robust rust resistance and durability in various challenging environments.
Lubrication/Maintenance of Ball Bearings:
For high-speed and efficient applications at high temperatures, bearings’ proper maintenance and lubrication are crucial. It is recommended to grease or oil the bearing for its extended life span and load applications for smooth and viable rotational functions.
How Many Types of Ball Bearings Are There?
Ball bearings come in sealed or open versions with different sizes and diameters internally and externally. Some of the bearing types include:
- Deep Groove Bearings – Designed for heavy load capacity environments with excellent designs.
- Linear Ball Bearings – capable of rotating in each direction.
- Angular Contact Bearings – ideal for combined axial and radial loads.
- Thrust Ball Bearings – Suitable for axial loads.
- Miniature Ball Bearings – Highly preferred for compact applications.
- Self-Aligning Ball Bearings – Capable of handling misalignments in long shafts.
- Shielded Bearings – As the name suggests, these bearings are shielded with rubber to protect them from contaminants.
- Ceramic Bearings – Extremely stronger than steel bearings with excellent corrosion, magnetism, and electrical resistance properties. These bearings provide maintenance-free lubrication with high RPM spinning and low-friction attributes.
Typical Applications of Ball Bearings:
Metal ball bearings provide various specific applications in objects with moving parts, such as in the following:
- Agriculture
- Mining Industry
- Manufacturing Industry
- Aerospace Engineering
- Machinery
- Gearboxes
- Transportation
- Cycling, and
- Centrifugal Pumps.
Furthermore, ball bearings are also effectively used in daily household applications, such as:
- Ovens
- Refrigerators
- Drying Machines
- Generators
- Door Hinges
- Roller Stakes
- Ceiling Fans.
Why Choose Enrgtech?
Enrgtech supplies extensive collections of versatile and durable metal ball bearings from leading manufacturers like BNL, SKF, FAG, NMB, etc. Visit our website to get your product(s) online at discounted prices on the market with efficient delivery directly to your doorstep.
