Aluminum alloy is a general term of aluminum-based alloy. Aluminum alloy has low density but high strength which is close to or higher than the quality steel, it has good plasticity and easy processing, and can be processed into various profiles. Due to its excellent electric conductivity, thermal conductivity and corrosion resistance, after adding different alloying elements, it can produce casting aluminum alloy with good casting property or wrought aluminum alloy with good processing plasticity.
异型材就是横截面是非圆形的挤出塑料制品称为塑料异型材,除了圆、方、板外的型材,如瓦楞、槽、T形等。1 是一种根据建筑物设计要求,制作成不是平板形而是各种形状,或具各种表面雕饰的石材。 除国家标准公布的常用型材以外的金属型材统称异型材。如平板、圆棒、圆管材,角、槽、工字型材等之外的各种波纹板、六角、三角棒材、椭圆形管、多棱形不规则...