are selffeeding parallel rolling ball bearing thrust expanders they are available in ... for 1/4 o.d through 3 o.d for tube sheets up to 6 3/4 thick other sizes and ... we supply most of the air conditioning manufacturers with expanders sixteen feet long the g- ... with the 1 1/2 roll will expand tube sheet thicknesses from 1 1/2 through 5 while ... 1200 with 2 1/4 rolls will handle tube sheets 2 1/4 through 5 3/4 thick when you ... must expand thicker tube sheets the tool is available in the g-1200 ... long rolls for 3/8 o.d tubes in tube sheets through 3 1/2 thick the world standard ... durability that oem heat exchanger manufacturers expect 900 series 1/4 6.3 mm 3/8 9.5 ... tube od tube wall thickness or bwg tube sheet thickness tube material special ... conditions i.e double tube sheet tubes close to tube sheet channel tubes ...
of tubes into intimate contact with the metal of the containing tube holes to form a ... will remain stationary against the tube sheet or tube end while the cage mandel and ... in boiler tube expanding using a ball bearing spring loaded drift thrust collar the b ... first the unique depth adjustable ball bearing drift thrust collar enables the b-2000 ... tube od tube wall thickness or bwg tube sheet or drum thickness minimum straight ...