CHEMICAL COMPOSITION %
CRITERIA | MIN. | MAX. |
Cu | 61.00 | 63.00 |
Pb | 1.50 | 2.50 |
Fe | 0.20 | |
Other imp. excl Fe | 0.50 | |
Zinc | Remainder |
PHYSICAL PROPERTIES : (1/2 HARD)
SIZE | RM | SQ. ROOT A (%) |
6mm < d < 18mm | 350 | 22 |
18mm < d < 40mm | 350 | 25 |
40mm < d < 80mm | 350 | 28 |
Above 80 mm | 330 | 28 |