Lead number | 1 | 2 | 3 | 4 | 5 | 6 |
Code | Pb-1 | Pb-2 | Pb-3 | Pb-4 | Pb-5 | Pb-6 |
chemical composition(%) | ||||||
Pb≮ | 99.994 | 99.99 | 99.98 | 99.95 | 99.9 | 99.5 |
Impurity is not greater than | 0.0005 | 0.0005 | 0.001 | 0.0015 | 0.002 | 0.002 |
Ag | 0.0005 | 0.001 | 0.001 | 0.001 | 0.002 | 0.004 |
Cu | 0.0005 | 0.001 | 0.004 | 0.005 | Sb+Sn | Sb+Sn+As |
Sb | 0.001 | 0.001 | 0.002 | 0.002 | 0.01 | 0.25 |
Sn | 0.0005 | 0.001 | 0.002 | 0.002 | 0.005 | |
As | 0.003 | 0.005 | 0.006 | 0.03 | 0.06 | 0.1 |
Bi | 0.0005 | 0.001 | 0.002 | 0.003 | 0.005 | 0. 01 |
Fe | 0.0005 | 0.001 | 0.002 | 0.003 | 0.005 | 0. 01 |
Zn | 0.003 | 0.003 | 0.003 | Mg 0.005 | Mg 0.01 | Mg 0.02 |
Mg+Ca+Na | 0.006 | 0.01 | 0.02 | Ca+Na 0.002 | Ca+Na 0.04 | Ca+Na 0.10 |
sum | 0.05 | 0.01 | 0.5 | |||
Use example | Lead powder and special use | Lead sheet rolled products, optical glass and lead | Lead alloy grid and the printed grid | Acid resistant lining and pipe | Solder, printing type alloy, lead sheathed cables, bearing alloy | Lead alloy, quenching tank, water pipe joint |
Wood Sawing Machine is one of the most important tools in woodworking field machines. It includes many kinds of wood saws , such as fully automatic wood saws, Wood Panel Saw, multiple blade saw, log saw , Square Wood Saw and etc. Wood sawing machine is always used together with other Plywood Production Machines.
Wood Sawing Machine
Wood Saw Machine,Wood Panel Saw,Wood Multiple Blade Saw,Square Wood Saw
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