Service

Service of rolls

We offer extensive roll service.

Technical advice

  • Premiumberatung bei Walzenauslegung, Modifizierung, Schäden und Verschleiss
  • FEM unterstützte Festigkeitsberechnung
  • Skewing
  • Bombage

Grinding

  • We offer the world-famous Königsbronn touch in conventional roller grinding.
  • Internal circular grinding
  • Finishing
  • Regrinding
  • Fine grinding

Inspections

  • Damage investigation
  • Non destructive inspection (VT, UT, MT)
  • Concentricity and Roundness
  • Profiile of roll shell
  • Bearing seats
  • Surface hardness
  • Roughness
  • Temperature distribution
  • Tolerances (shape and position)
  • cone survey

Upgrades

  • Conversion of peripherally drilled rolls , e.g. on Tripass, unheated/ heated, water/ oil on TDC

Machining range

  • Max. diameter 2000 mm
  • Max. length 12000 mm
  • Weight up to 120 t

Roll reconditioning

  • Replacement of displacers
  • Dynamic balancing
  • Cleaning of the peripheral bore system
  • Replacement of o-rings and sealings
  • Roll maintenance
  • Roller coatings and covers
  • Rehardening of forged steel rolls
  • Reaming and honing of bending compensation rolls

Repairs

  • Plugging of surface defects
  • Non destructive inspection (VT, US, MR)
  • Straightening and stabilizing
  • Drill out and honing of roller shells
  • Repair or replacement of journals
  • grooving
  • corrugations

Spare parts

  • Inflow tubes
  • Sealings
  • Screws
  • Connection flanches
  • Insulating pipes
  • Assembly support
  • Storage, assembly and dismantling