... .Dia 60-219,length190-3400 2.Used in mining,cement,steel,harbor,etc 3.Standard:ISO,CEMA,DIN,JIS The quality ... ' design facilitates easy mounting and removal of rollers.FRAME Jig welded steel frame ensures precise roller alignment and inter changeabality. Inverted angle ... is made of special ERW tubes with close tolerance. Bearing housings pressed out of CRCA steel sheet are welded to the roller shell ...