Location: Wilsonville, OR opening on the top, with a round grinding tub, with fixed bed knives and fixed fly knives on the center rotor. Rotor is under driven with a belt to a 100 HP vertical motor. Pulverizing chamber has a fiberglass top cover with a side feed side feed opening 35" X 35" plus bolt section that is 22" X 26". approx weight 15,000 lbs.