Description				Sample No.
Parameters Condition	Charge Material	Sample Location	Process Type	Sample No.
Before improvement	100% recycle	Right side of billet	Casting	1
Before improvement	100% recycle	Center of billet	Casting	2
Before improvement	100% recycle	Left side of billet	Casting	3
After improvement	30% pure material + 70% recycle	Right side of billet	Casting	4
After improvement	30% pure material + 70% recycle	Center of billet	Casting	5
After improvement	30% pure material + 70% recycle	Left side of billet	Casting	6
Before improvement	100% recycle	---	Extrusion	7
After improvement	100% recycle	---	Extrusion	8
Before improvement	30% pure material + 70% recycle	---	Extrusion	9
After improvement	30% pure material + 70% recycle	---	Extrusion	10
Before improvement	100% recycle	---	Drawing	11
After improvement	100% recycle	---	Drawing	12
Before improvement	30% pure material + 70% recycle	---	Drawing	13
After improvement	30% pure material + 70% recycle	---	Drawing	14