Cutomized Deep Groove Ball Bearing, 6000 Series Bearing, 6200 Series Bearing, 6300 Series Bearing, China Ball Bearing Factory-ZSZC Bearing Factory

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Focus on the design, manufacturing and sales of miniature deep groove ball bearings

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THE QUALITY OF ZSZC PRECISION BEARINGS CAN BE SEEN FROM THE DETAILS

ZSZC Bearing Factory is located in Henghe Industrial Development Zone, Clxi city, Zhejiang, China since year 2001. Our factory has nearly 30 years of production bearing tochnology. specializing in the production of various types of micro and small deep groove ball bearings.

Our factory produces bearings with low vibration, low noise, high rotational accuracy, low friction torque. excellent sealing performance, as well as low price, high quality, and long service life,which are deeply loved by domestic and foreign customers.

Our products are widely used in transmission devices such as motorcycles, engines, electric tools, and instrumonts.

2001 since

9 Production Line

15 million Annual Produciton

Precision ABEC-1.ABEC-3,etc.

Specification ZZ,2RS,OPEN,etc.

20 Exported countries

Produce Customized and standard Miniature deep groove ball bearings

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Years of Success Experience in precision miniature ball Boaring Production

Quality

Advanced Technology

● Bearing low NoiseTechnology

● Bearing Sealing Technology

● Bearing Channel Precision Superfinishing Technology

● Special Heat Treatment Technology

Good heat treatment process can improve the hardness and toughness of bearings and extend their service life.

The inner diameter, outer diameter, width and other dimensions of bearings should comply with international standards (such as ISO, DIN, JIS, etc.) to ensure the matching accuracy with mechanical equipment.

The inner and outer rings and rolling element surfaces of bearings should have a high degree of finish to reduce friction and wear.

The bearings should have high precision when rotating to avoid vibration and noise.

Our Featured Bearings

Discover ZSZC full rango high precision Miniature ball bearings

Customized Ball Bearings

69 Series

600 Series

6000 Series

6200 Series

6300 Series

ZSZC Factory Gallery

Always committed to providing customers with solutions that exceed customer expectations

Warehouse

ZSZC bearing warehouse adopts scientific and standardized process management, inventory quality control, environmental measures, data tracking, etc. It effectively …

Testing Equipment

ZSZC uses advanced international testing equipment to repeatedly check all deep groove ball bearings produced ensure that each bearing is flawless. Details determine …

ZSZC Bearings

ZSZC deep groove ball bearings are made of high-quality bearing steel GCr15, and each production process is strictly implemented in accordance with the requirements international quality management system. The produced have low vibration, noise, high rotation accuracy, friction torque, …

Bearing Processing

ZSZC has professionally modified and optimized all key production equipment for bearing quality along the process. Key is during product processing to ensure assurance. …

Factory Equipment

After more than 20 years of development and accumulation, ZSZC has grown into a manufacturer micro-sized deep groove balls with strong comprehensive strength. It now complete …

Product Application

The products can be widely used in various fields

Instrument

In precision instruments, deep groove ball bearings are widely used due to their high precision, low noise and long life. They support rotating parts ensure accurate measurement stable operation of instruments. Precision instruments require a operating environment the accuracy …

Engine

In the engine, deep groove ball bearings are widely used in key components such as crankshafts, connecting rods and camshafts to ensure stable operation efficient performance of engine. The engine is heart various mechanical equipment, its stability efficiency crucial entire equipment. …

Mountain bicycle

Deep groove ball bearings are widely used in mountain bikes, mainly in key components such as wheel hubs, seat stems and pedals. These bearings ensure smooth wheel rotation and improve riding comfort and stability.

Electric tool

Deep groove ball bearings also play an important role in power tools. They are widely used the transmission systems of electric drills, sandpaper machines and other These can withstand high-speed rotation large loads, ensuring stability durability …

News & Events

04-02-2025

ZSZC Bearing Launches New Website! 20+ Years of Excellence in Micro & Small Deep Groove Ball Bearings

02-14-2025

Precision bearings are the future development direction of miniature bearings

As automobiles become smaller and more electric, the number of corresponding parts is increasing. Therefore, automobile-related market will continue to expand in future. The development automobile bearings focus on safety, improving efficiency reducing harmful substances. oil pump …

02-14-2025

Installation and disassembly of miniature bearings and their use environment

Installation, disassembly and use environment of miniature bearings1.Installation bearings:The installation bearings must be carried out in a dry clean environment. Before installation, the machining quality matching surfaces shaft housing, end faces bosses, grooves connection …

02-14-2025

Bearing steel hardness

Bearing steel is also called high carbon chromium steel, with a content of about 1% Wc and 0.5%-1.65%. divided into six categories: bearing chromium-free carburized stainless medium temperature anti-magnetic steel. type used to manufacture rolling bearings, such as balls, rollers sleeves. …

JOIN ZSZC NOW!

LET US HEAR YOUR NEED

WE WILL FIND YOUR TAILOR-MADE BEARING SOLUTION AND THIS IS HOW WE CAN MEET YOUR REQUIREMENTS.

+86 18368276033

7czbearing@gmail.com

+86 18368276033