... 1.OEM rotomould for plastic road barrier 2.custom design available ,new design ,custom made for mould 3.LLDPE,UV.8 resistant ... 20 years, especially good at gravity casting mould and aluminum roto-mould.2.Commitment to finding a workable, cost- ... mould , casting mould , rotomolding,rotational mould OEM manufacturer ,custom design available ,custom made and new design for rotomolding plastic road barrier ...