... acp 3mm,4mm,5mm SGS,ASTM,ISO ACM manufactuer for exterior wall clad made in chinaOur competitive advantages1 Quality ... weight is 3.5 - 5.5 kg/sqm.2Extremely good for the weathering resistance, acidity, alkaline resistance, thermal insulation, acoustic ... high impact resistance.Application scope1)Wallboards and ceiling for tunnels.2)Materials for industrial application ,car and ship bodies.3)Curtain ...