الوصف

        Feinan precision miniature ball bearings
     MATERIAL
Feinan precision miniature ball bearings are made of chrome bearing steel Gcr*5(SAE ****0) or stainless steel 9Cr*8(AISI**0C), for rings and balls. And Ceramic for balls.
     TOLERANCE
There are five grades of tolerance for Feinan precision miniature ball bearings:
ISO           0             6                5                4             2
ANSI   ABEC1   ABEC3    ABEC5      ABEC7   ABEC9
     CLEARANCE
There are five grades of clearance for Feinan precision miniature ball bearings:
C2                  Normal                 C3               C4                C5
**7              ***3               ***3        ****9        ****7
special clearance of bearings can be supplied according to the customer demand.
     VIBERATION & NOISE
Feinan precision miniature ball bearings all meet the standard of EMQ or can be supplied by the customer's special order.
     LUBRICATION
Feinan precision miniature ball bearings all filled with oil or greese which can properly work under the temperature ******0 centigrade. Special brand of oil or greese can be supplied by customer's special order.
     PACKING
Feinan precision miniature ball bearings are all packed into plastic tubes or packed by poly bags and carton boxes. Special packing requirements can be acceptable.