Unused HARROP electrically heated mesh belt lehr, Model MR-CL-72/4/430-483430-1200, continuous mesh belt type, designed for maxium temperature operation to 650 Deg. C. The overall lehr length is 47'6" between roll axles and 43'6" of enclosed lehr length. The operating zones are proportioned approximately as follows: Loading 2'0", Preheat Section 9' 6", High Heat Section 19'0", Buffer Zone 2'3", Water-Cooled Section 12'9", Unloading 2'0". The designated cycle time in the enclosed lehr length is 7.63 hours cold-to-cold, consisting of a 1.0 hour preheat to approximately 500 Deg C, a 4.0 hour soak, and 2.63 hours of cooling. Assuming 17.65# of feed in each pan with a 10% calcining weight loss and a production rate of 11.4 pans per hour, the system can produce 658.5 metric tons per year of product (8,000 hour year). The usable belt width is 72".