6903 2RS Ceramic Bearing

Product ID: 48541929

Description

Inside Diameter: 17mm Outside Diameter: 30mm Width: 7mm Seals Type: 2RS (Rubber Seal) High Precision Bearings ›See more product details

HYBRID CERAMIC BEARINGS Hybrid Ceramic BearingsCONVENTIONAL ALL STEEL BEARINGS LIMIT DESIGN POTENTIAL AS TECHNOLOGY REQUIREMENTS ROLL FORWARD AT A FANTASTIC RATE. HYBRID CERAMIC BEARINGS USING SILICON NITRIDE BALLS (SI3N4) MEET AND EXCEED TODAY'S HIGH TECH REQUIREMENTS, OFFERING A LONG LIST OF CHARACTERISTICS FAR SUPERIOR TO THAT OF CONVENTIONAL ALL-STEEL BEARINGS HYBRID CERAMIC BEARING 1) HIGH PRECISION BEARINGS, ABEC-7 AND ABEC-9. 2) RINGS ARE MADE OF REFINED CHROME STEEL.AISI52100 (100CR6) 3) CAGE:PEEK CAGE .(CAN ASSURE CONSTANT WORKING UNDER 250 CENTIGRADE AND PEEK CAGE ALSO IS THE IDEAL CAGE FOR THE HIGH SPEED AS IT CAN PROVIDE THE LUBRICATION DURING BEARING WORKING, AND IT HAS THE PROPERTY OF SELF-LUBRICATIONS.HOWEVER FOR NORMAL APPLICATIONS, STEEL CAGE AND NYLON CAGE IS ENOUGH. 4) BALLS: WE USE G3,G5 HIGH PRECISION SI3N4 BALL FOR THE HIGH SPEED. 5) RADIAL CLEARANCE: NORMAL C0,OR C3. 6) NOT ONLY FOR THE HIGH SPEED, BUT ALSO HYBRID BEARINGS HAS THE INSULATION FUNCTIONS. HENCE FOR THE SMALL SIZE OF BORE DIA.40MM ,ALSO CAN BE USED FOR THE INSULATION BEARING PURPOSE.

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