Product

Price

Average price

Fluctuation

Date

1#copper

07-20

Premium/discount

(discount) 400-(discount ) 300

-350

-65

11:00

A00aluminum

17760-17790

17775

10

07-20

1#lead

17050-17250

17150

50

07-20

0#zinc

18270-18370

18320

150

07-20

1#tin

202500-204000

203250

1000

07-20

1#nickel

174700-175300

175000

500

07-20