Text Box: PYRORAPID Two Station Rotary Kiln

· Two Stations - Statically defined bearing Arrangement

· Lower Investment Costs (15%)

· Lower Space Requirements and weight translates into lower erection costs

· Mechanical Overloading is not possible - more reliability

· Lower consumption of Refractory - lower annual costs

· Reduced energy costs through lower radiation losses

· No bearings/Tire in the Sintering Zone

· L/D ratios 11:1 to 12:1 (min 10:1, max 12.5:1)

· Capacities up to 9500 stpd - 6.0 m x 67 m kiln

· Largest to date 7000 stpd - Rudersdorf Cement GmbH, Berlin: 5.2m diameter x 61 m length

Highlights of the PYRORAPID® Kiln

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Tires and Rollers

· Tires are Cast

· Designed according to Nies for ovality – 0.15 to 0.2% of nominal kiln diameter

· Rollers are cast or forged

· Bearings are Sleeve Type not Roller Bearing

Tire Fastening System

· Tire pads, if required to be replaced, are held in by keys only. No welding on kiln shell is necessary

Thrust System

· Hydraulic System is standard, fixed system available

· Hydraulic system assures full contact of tires and rollers and full contact of gear and pinion

Kiln Inlet Area

· Air Cooled Brick Retaining Ring

· Conical Inlet Section

· Spring or Pneumatic Inlet Seal

 

Kiln Outlet Area

· Kiln outlet Segments

· Spring loaded or “fishplate” seals