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Technical Parameters:
Product Designations:
4.0*4.0
Structure:
crossed roller bearings
Outside Diameter:
4.0 mm
Thickness:
4.0 mm
Precision Rating:
ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
Bearing Material:
CHROME STEEL AISI52100,AISI420C,AISI304
As the ancient capital of the thirteen dynasties,Xi’an attracts many famous entrepreneurs of home and abroad to invest and is also the bridgehead of the western development. We adopt German equipment and technologies to produce various kinds and specification of needle and kinds of roller with materials from bearing steel,its hardness is HRC 60~64 and surface toughness Ra is not exceeding 0.2.
Normal spec:
￠5.0*4.8 ￠3.5*3.4 ￠3.5*3. 5
￠4.0*4.0 ￠3.0*3.0 ￠2.0*2.0
￠2.5*2.5 ￠2.5*2.4 ￠4.0*3.5
Main Parameters:
Material:GCR15, SUJ-2, AISI52100
Hardness:HRC60-65 OD Tol:±0.001 ±0.0015 +0/0.001mm
Height Tol: ±0.01 ±0.03 ±0.05mm
Roughness: Ra0.04um Ra0.08um
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