Product
Price
Average price
Fluctuation
Date
1# copper
May 27
Premium /discount
(premium )450-(premium )550
500
50
10:30
A00aluminum
16650-16680
16665
0
May 26
1# lead
16150-16350
16250
0# zinc
16950-17050
17000
May27
1# tin
205000-208500
206750
-500
1# nickel
173500-175000
174250
-1250