638 Ceramic Bearing
638
Bore Diameter:8 mm
Outside Diameter:28 mm
Width:9 mm
Weight:0.029 kg
The 638 bearing is a All Ceramic Bearings Made With ZrO2 with an inner diameter of 8 mm , an outer diameter of 28 mm, a width of 9 mm. It typically uses ABEC-1, ABEC-3 grade precision tolerances and PTFE or PEEK type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.
638 zirconia deep groove ball bearings, speed 28000rpm, using PEEK cage production, dynamic 1.95KN static load: 4.55KN.High temperature 400 degrees Celsius
High temperature bearing 638, waterproof, acid and alkali resistance.
Acid corrosion resistance.
High temperature resistance.
Non-magnetic self lubrication, vacuum environmental bearing.
Food grade pollution-free
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