Provide all kinds of bearings house .It is composed pf the outer spherical ball bearings with double - sealing and the casting

The pillow block , the inside structure of the outer spherical ball bearings is the same as the one of deep groove ball bearings .However , the outer ring for this kind od bearings has the ourter surface of sectional balls . There are clearance between the bearings inside bore and the shaft , it is possible to us the center ,the eccentric fixer, fastening fixture to fix it  onto the shaft , and then they will rotate with the shaft .The pillow blocks are compact in structure , convenient for mounting  and dismounting .They are suitable for simple support .They are ofter used in mining .Metallurgical , agriculture , chemical ,transmission machnery and other industries .