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政泰彩石金属瓦是由镀铝锌钢板作为基材、彩色砂粒、底漆和丙烯酸树脂构成。其中镀铝锌钢板基材是由55%铝，43.4%锌和1.6%硅组成的电镀液经电镀而成的，其加工性、涂装性与镀锌钢板基本相同。彩色砂粒是金属瓦的装饰层及基层保护层，它是由一定粒径的颗粒经高科技着色工艺和高温烤制而成的。具有十多种颜色，可耐紫外线照射，能减轻雨水给金属瓦造成的噪音，使彩色钢板瓦色彩丰富庄重，装饰性更好，这是一般彩色压型钢板所不具备，也是不能比的。底漆作为瓦的特殊材料，它是使镀铝锌钢板与彩色砂粒进行良好粘结的材料，作用大。而丙烯酸树脂作为表面的保护层，防止细部雨水渗漏，能延长砂粒色彩的寿命。

Color Stone Coated metal Roof is based on Al-Zn(Known as Zincalume or Galvalume steel)steel. The before and after protective film treatment, together With high precision pressure-shaped gravel ensure the roof to be the best roofing material. Coated With an alloy composed of Al 55%, Zn 43.4%,Si 1.6%, with Non-toxic acrylic adhesive and natural stone, Color Stone Coated metal Roof provides the advantages of long life, strength, durability and beauty.