... maintenance ,p products from these machines are in good quality ,smooth appreance and accurate in size . Product of this series ( ... building materials on constructions of large span and heavy load bearing in factories ,schools,hospitals,shopping centers,office building and ... 120mm,150mm,180mm,200mm,300mm in thickness. Typetotal powerProductivity(m/min)Maxnimum length (m)maxnimum load(kn/m2)Diameter of ...