Full ZrO2 long life white 688 Miniature Ceramic ball bearing 688CE

$8.90/Piece | 1 Piece (Min. Order) |

Customization:: Customized logo(Min. Order: 100 Pieces)

Customized packaging(Min. Order: 100 Pieces)

Product Description

Full ZrO2 long-life white 688 Miniature Ceramic ball bearing

The 688CE Full Ceramic Ball Bearing represents the miniature bearing technology, engineered specifically for industries that demand uncompromising performance and longevity. Crafted from premium Zirconium Dioxide (ZrO₂), this “white ceramic” bearing is designed to thrive where traditional steel bearings fail. This miniature powerhouse is perfectly suited for high-end equipment, including precision dental handpieces, chemical processing rotors, aerospace instrumentation, and high-performance racing components. By choosing the 688CE bearing, you are investing in a solution that aligns with the highest international quality standards. TFL bearings like to help you.

item	value
Type	BALL
Structure	Deep Groove
Applicable Industries	Building Material Shops, Manufacturing Plant, Retail, Construction works, Energy & Mining
Bore Size	8mm – 1000mm
Model Number	688 688CE
Precision Rating	P0 P6 P5 P4 P2
Seals Type	OPEN ZZ 2RS RS
Number of Rows	Single Row
Place of Origin	China
	Shandong
Material	ZrO2 ceramic bearing
Precision Rating	P6 P5 P4
Package	Standard
Size	8164mm
Operating characteristics(OC)	high speed
Standard	ISO3547
Market:	Global
Service	OEM Customized Services
Hardness	60-64
Related Model	688 688CE

FAQ1: Why Are Ceramic Bearings Better Suited for High-Speed Applications?
Weight: Ceramic balls are much lighter than steel, reducing centrifugal force at high speeds.
Heat: They stay cooler because they generate less friction and can handle much higher temperatures.
Efficiency: Ideal for dental tools, racing components, and high-speed rotors.
FAQ2: Corrosion-Resistant Miniature Bearings
Chemical Inertia: ZrO₂ does not react with strong chemicals, making it “chemically inert”.
Environments: These are the best choice for marine equipment, laboratory tools, and chemical processing.
Cleaning: Since they don’t rust, they are perfect for equipment that requires frequent wash-downs.
FAQ3: How to Choose Ceramic Ball Bearings
Environment: Choose full ceramic (like 688CE) for extreme heat, chemicals, or magnetic areas.
Load Requirements: Ensure the application doesn’t involve heavy impact, as ceramic is brittle compared to steel.
Lubrication Needs: If your product must be “clean” (like medical tools), choose ceramic to avoid messy oils.
Budget: Reserve these for high-end or critical equipment where the long life justifies the higher cost.