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. Test run video on file. The main drive motors were electricall test run on may 1 and found to run.