impregnation line Paper Impregnation line is used for melamine impregnated paper with Urea or Phenol or Melamine resins. impregnationPaper Impregnation line is used for impregnating paper with Urea or Phenol or Melamine resins. Such impregnated papers are used for making laminates or in pre-lamination of particle boards, like MDF and HDF.The resin gives the impregnated material strong mechanical ...