aluminium ignot

【Al】                       99.7% min
【Si】                       ＜0.1%
【Fe】                       ＜0.2%
【Cu】                      ＜0.01%
【Ga】                      ＜0.03%
【Mg】                      ＜0.02%
【Zn】                      ＜0.03%
【Others】                  ＜0.03%