This hammermill was involved in a warehouse fire and is being sold as parts only. S/N-0.122 5666. Grinder is designed to grind paper and cardboard. Pinch roller feeder system mounted on the unit. 1/2" diameter perforated plate. Unit has a Marathon Blue max inverter duty type 50 HP 3550 RPM motor. Variable from 1 hz to 75 hz and 326T frame. Pinch roller feed drives are Marathon Blue Max 2 HP 1750 RPM inverter duty series. Gear reducers on pinch rollers are by Boston Gear catalog # FF72630B76, with a ratio of 30. Input HP maximum is 1.5. The milling chamber is 8-3/4" inside dimension. There are (9) rows of 6 hammers per row. Also note the replaceable screen which is installed. Manufactured by Kamas Industri AB, Sweden. The main drive motors were electricall test run on may 1 and found to run.