... HDPE, 10%~15% additivesSurface treating methodBrushing, grooved, sanding, embossing etcApplications Garden, park, landscape, villa, summer house, decoration, seaside railing etc.. ... resistance, Fade resistant, Durable12.Dimension stability against moisture and temperatureQuality authentication CE Certificate ISO 9001:2000 2012 High tensile strength and Corrosion-resistant wpc(wood plastic composite ...