... 2 Core:LDPE 3 SGS,ISO Certificated Wall cladding panel-aluminum composite panelBrand Name Alumaster aluminum composite panelPanel ... the weathering resistance, acidity, alkaline resistance, thermal insulation, acoustic insulation and damping.3)The surface is dust proof treated ... surface is tough, the core PE panel is flexible, therefore the panel has high impact resistance.Application scope1)Wallboards ...