线夹本体和盖体板为铝合金件,其余为热镀锌钢制件。
The clamp body and keepers are aluminium alloy, the other parts are hot-dip galvanized steel.
卷帘型材主要是采用高级铝合金烤漆板辊压成型的(或钢质镀锌烤漆板辊压成型),内填充聚氨脂发泡材料制成。
The main materials of roller shutters are made of high-class aluminium alloy baking varnish color plate(or steel baking varnish), inside being polyurethane form materials.
卷帘型材主要是采用高级铝合金烤漆板辊压成型的(或钢质镀锌烤漆板辊压成型),内填充聚氨脂发泡材料制成。
The main materials of roller shutters are made of high-class aluminium alloy baking varnish color plate(or steel baking varnish), inside being polyurethane form materials.
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