... :2.2-2.7%,AL:0.5-1.5% ZR:1.2-2%SI:70-76%,CA:2 ... .2-2.7%,AL:0.5-1.5% ZR:1.2-2%SI:70-76%,CA:2 ... .0-2.5%,AL:0.5-1.5% ZR:1.2-2%SI:70-76%,CA:2 ... .2-2.7%,AL:1--2% ZR:1.2-2%SI:70-76%,CA:2 ... .2-2.7%,AL:0.5-1.5% ZR:1.2-2%SIZE: 0.5-1 ... .5MM, 0.5-1.5MM,ETC.standard ... understanding and prompt reply for new cooperation.1)SHAANXI ZENITH I/E CO.,LTD be awarded ...