... micro content of Al, Sb, Cu and Bi,Pb. High Quality China Calcium Al Alloy SpecificationsA: In Metallurgical IndustryB: As ... Remove micro content of Al, Sb, Cu and Bi from Pb.D: Could making Ca-Pb,Ca-Zn,Ca- ... 0.05%max, Al: 0.5%maxPacking: the poly-bags filled argon gas in, sealed in iron drum, and 175kg ... 0.05%max, Al: 0.5%maxPacking: the poly-bags filled argon gas in, sealed in iron drum, and 125kg ...