Rotary Hearth Furnaces

Small Rotary Hearth Furnace

  • rotary hearth furnace 
  • rotary hearth 
  • rotary furnace 
  • compact rotary hearth furnace 
  • rotary hearth furnace for forging 
Small Rotary Hearth Furnace

Electrotherm supplies continuous small rotary hearth furnaces for the mass producing forging process. Small rotary hearth furnaces are designed for continuous pre-heat precision forging process and assure temperature uniformity repeatability of not less than ±5°C (±9°F).  Those types of furnaces allow quick set up and fast relocation due to the wheels installed.are well known for their accuracy, reliability, high performance for a long period of time and easy and quick maintenance.

The Small Rotary Hearth Furnaces offer seamless integration within the forging module – minimizing bottlenecks and allowing maximal efficiency of the press in one – piece – flow process. Electrotherm rotary hearth furnaces are perceived as best in the world due to the experience gained over many decades and based on profound understanding of its customer needs.

 

  • NADCAP
  • AMS 2750D  
  • RPS953

  • One frame includes all sub systems
  • Reinforced steel outer frame
  • SIC heating elements installed horizontally (easy replacement)
  • SIC hearth tiling
  • Ceramic fiber thermal insulation
  • ITC coating on ceramic fibers
  • Automatic or manual hearth speed control
  • Digital temperature controllers with communication interface
  •  "R" or "S" type thermocouples
  • Thyristors (single cycle) for linear power control
  • Isolated transformers

 

  • Protective atmosphere monitored by controlled Oxy probe system
  • CS/ELRH – integrated cooling system for total mobility
  • Frequency converter for speed control from 2.5 – 10 turns per hour
  • Automation that can be synchronized with automation equipment for complete precision forging cell
  • Automatic fire detection and extinguishment system installed and wired in the control cabinet  
  • Paperless recorder.
  • Shock absorbers.
  • Natural gas or LPG gas flame curtain.
  • Flue with SIC torch, for burn-off outlet atmosphere gas.
  • HMI system including AMS-2750E data acquisition and data storing on customer's server

 

Characteristics
    ELRH10 ELRH12 ELRH16 ELRH20 ELRH25
Hearth diameter mm 1000 1200 1600 2000 2500
in 40 48 64 80 98
Exterior dimensions WxDxH mm 2700x2150x2600 3000x2350x2700 3450x2750x2700 3800x3300x2800 4300x3800x2800
in 106x84.5x102 118x92.5x106 106x108x106 149x130x110 170x150x110
Max. temperature 1200 1200 1200 1200 1200
2192 2192 2192 2192 2192
Heating power KW 65 70 110 150 160
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