Copper .Copper melts at 1083C and a wood fire has a maximum temperature of 600C. .A charcoal fire is needed to melt copper. -Copper absorbs a lot of gas and therefore when cast it forms a lots of holes or porosity. .Pure copper is also very soft. PDF文件使用"pdfFactory Pro”试用版本创建ww,fineprint..com,cnCopper •Copper melts at 1083oC and a wood fire has a maximum temperature of 600oC. •A charcoal fire is needed to melt copper. •Copper absorbs a lot of gas and therefore when cast it forms a lots of holes or porosity. •Pure copper is also very soft. PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.com.cn