Alloy Composition (%) Si Fe Cu Ti B Impurities Form Alb1 0.2 0.3 0.1 - 0.50-1.5 0.15 Waffle ingot Alb3 0.2 0.35 0.1 - 2.5-3.5 0.1 Waffle ingot Alb4 0.2 0.25 - 0.03 3.5-4.5 0.1 Waffle ingot Alb5 0.2 0.3 - 0.05 4.5-5.5 0.1 Waffle ingot Alb8 0.25 0.3 - 0.05 7.5-9.0 0.1 Waffle ingot 1ton/pallet, 21-25tons/container