1: Si 60-65% Ca 1-2% Zr 1-2% Mn 1-2% Al 0.7-1.5%
2: Si 60-65% Ca 1-2% Zr 3-5% Mn 3-5% Al 0.7-1.5%
3: Si 60-65% Ca 7-10% Zr 1-3% Mn 1-3% Al 0.7-1.5%
standard size:0-0.3mm
standard packing: 25kg bag.
all the composition of each element, other special elements do not be mentioned above,size and packing can be changed upon request.