... to180mm 3. Shinning ,golden Cross-sectional dimension5mm to 180mmUsagecopper doors and windows, decorative copper materials, machinery, automobiles, sanitary ware, ... hinges, bolts, pens and electronic componentscapable processing melt-casting, extruding and secondary processing like cut-to-length, drilling ... 0-2.6≤0.35 ≤0.5remaining building material door and window brass cylinder