Bonding agent is applied to steel roller prior to the moulding process being carried out. Brush or spray application. Polyurethane is dispensed, placed under a vacuum to remove any enveloped air and poured into the mould cavity.
Excess polyurethane is faced of the roller on a lathe. This is part of the trimming operation.
Rollers are palletised and inspected ready for dispatch to the customer.