Conveyor (roller hearth) Furnace TENOVA

CHARACTERISTICS HEAT TREATMENT EQUIPMENT
  temperature max.: 950 °C


Clear width 2,200 mm Usable width 2,070 mm Usable height 400 mm Working height 1,300 mmInlet roller conveyor 14,700 mm Inlet box 2,500 mm Annealing furnace 29,169 mm (Annealing furnace clear length) approx. 26,769 mm Cooling section (HT and NT) 51,000 mm Outlet box 2,500 mm Outfeed roller conveyor 14,660 mm Total length 114,530 mm
(annealing furnace and cooling section)N2 purge gas volume 420 m3Furnace design: Roller hearth continuous furnaceMaterial: TubesOuter diameter: 14 - 180 mmWall thickness: 0.8 – 8.0 mmLength: 4.0 – 13.0 mSurface before annealing: --Throughput at 920 °C annealing material temperatureThroughput at 700 °C annealing material temperatureReference pipes: 25 x 2.5 x 8000 mm33 x 3.5 x 8000 mm40 x 3.5 x 8000 mm55 x 2.8 x 8000 mm63 x 4 x 8000 mm75 x 6 x 8000 mm110 x 8 x 8000 mmTube outlet temp.,depending on tube surface: 125 - 150 °CRoller pitch inlet roller conveyor: 620 mm Roller pitch inlet box: 620 mm Roller pitch annealing furnace: approx. 430 mm Roller pitch cooling section: 500 mm Roller pitch outlet box: 620 mm Roller pitch outlet roller conveyor: 620 mmRoller dimensions:Annealing furnace: 155.4 x 14 mm 1.4848/1.4832Front sectionHD cooling section: 157.0 x 10 mm 1.4826 (7 pieces) Remaining cooling section: 133.0 x 4 mm St 37Max. permissible roll hearth load at a working temperature of 920 °C andeven distribution of the hearth: 350 kg/mFurnace floor: Refractory lightweight brick: 130 mm Insulating bricks: 130 mm Mineral fibre board: 50 mmSide: Refractory lightweight bricks: 230 mmMineral fibre board: 100 mmCeiling: Suspended ceiling bricks and wool insulation330 mmCeiling thicknessRing bricks for roller passages made of fibre materialNumber of control zones: 6 (gas-heated)Operation of control zones: - (gas-heated) ON/OFF, with round-the-clock control- (electrically heated) ON/OFF, with thyristor controlThermocouples: NiCr-Ni Temperature recording range: 0 - 1,000 °C Temperature control measuring range: 0 - 999 °C Working temperature range: 450 - 950 °C Max. working temperature: 950 °C Throughput speed: 7.5 - 150 m/h
Automatic loading
seller offer No. resale 54745