訂購編號
Order Coding
型號
Model No.
表面處理
Surfocetredtment
適用螺桿
Applicoble ballscrewaccuracy grade
使用軸承
Bearing

EK20_C7 EK20 染黑(適用還境：一般)
...Black Oxide
(Application : General case)
C7 7204AW P0
EK20B_C7 C7 7204BW P0
EK20_C5 C5 7204AW P0
EK20B_C5 C5 7204BW P0
EK20_C3 C3 7204AW P5

EK20_C7N 化學鎳(適用環境：無塵室)
Electroless Nickel Plating
(Application : Clean room)
C7 7204AW P0
EK20B_C7N C7 7204BW P0
EK20_C5N C5 7204AW P0
EK20B_C5N C5 7204BW P0
EK20_C3N
C3 7204AW P5

備註(Note)：
1. C7級使用之7字頭軸承無預壓處理，,軸向最大間隙 0.018mm
(Using angular contact ball bearings without preload for C7 types Support Units , and Max. axial clearance is 0.018mm.)
2. C5級使用之軸承經預壓處理，軸向0間隙
(Bearings make Preload for C5 type support units , and Axial clearance is 0 mm..)
3.軸承皆採用日系品牌大廠
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