walking beam reheating furnace for copper slab

This walking beam reheating furnace is specially supplied for heat copper slab before hot rolling mill. Main technical parameter of the furnace which we supplied to a domestic customer are as following: No. Item Technical Data 1Name of equipment Walking-beam re-heating furnace 2Name of Workpieces Copper slab and copper alloy slab 3Specification of Copper Slab 230mm×(400 650)mm×8000mm 230mm×(400 650)mm×4800mm 210mm×(400 650)mm×7200mm (230mm×620mm×6600mm) 4Production Rate Maximum:60t/h 6pieces/h 5Slab Temperature 800 1050±5 6Temperature of Furnace Chamber Maximum 1150 7Fuel City Gas 8Calorific Volume 3500 3800Kcal/Nm3 9Calculated Calorific Volume 3600Kcal/Nm3 10Pre-heated air temperature 250-400(during normal working time ) 11Thermal efficiency ≥60% 12Thermal Control Method Burner flame is remote, automatic, and continuously controlled. 13Burner Type Flat Flame Burner + Long Flame Burner 14Burner Numbers Total 55 pieces,heating section :35pieces ,soaking section 20 pieces. 15Rated Combustion rate Maximum 6000 Nm3/h 16Chamber Dimension Width 9000× Height 1100(600)× Length 16800mm 17Loading capacity Slab quantity 21pcs/batch×10t/piece=210t/batch 18Total Length of furnace body About 27.6meters 18Feeding & discharging method Side feeding and side discharging 19Loading Method Single Row, centralized in middle position 20Stroke distance of Movable beam Upward move:90mm, Downward move:80mm 21Horizontal moving distance of movable beam 800mm or 400mm×2(it shall be negotiated with buyer) 22Heat Exchanger Model Tube type ( direct cross and counter current ) 23Heating Time About 3.5 hours 24Temperature control Zones 9 zones