... bearing shells, bearing pedestal, bearing 3615, Φ380 × 2000 couch roll 2 sets, the rubber hardness is 38 ° ± 2 °, thickness is 25mm, ... 4. Touch roll section: Φ450 × 2000 one touch roll, rubber hardness is 95 ° ± 2 °, and the thickness is 23mm, the crown is 0 ... , connecting bolts, and sizing blocks.9. Φ157 guide roll, and expander roll. The Guide roller is covered with glass fiber reinforced plastics ...