A mechanical device that separates continuous paper forms into cut sheets. A burster can be attached to the end of a collator, which separates multipart forms into single parts.
A Digital Printing Plant
These Model 2140 digital printing presses from Oce Printing Systems feed paper to the trimmer (middle) and then to a burster (left), which separates and stacks the pages. (Image courtesy of Oce Printing Systems USA.)