Shanghai Changyu Copper Co, Ltd.
Shanghai Changyu Copper Co, Ltd. Six First-Class
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1.Product name: silver copper trimetal strips
1).Materials
| Silver/Silver Alloy | AuAg Alloy | Pd/Pd Alloy | ||||||
| Ag | AgCu | AgNi | AgMeO | AuAg/AgCu | AuAgCu/AgCu | AgPd | ||
| Cu | c1020 | |||||||
| SnP | c5210 | |||||||
| c5191 | ||||||||
| Bronze | c1720 | |||||||
| ZnCu | c7521 | |||||||
| c7701 | ||||||||
| Copper | c2600 | |||||||
| c2680 | ||||||||
| c2801 | ||||||||
| CuNiSn Alloy | MX96 | |||||||
| MX215 | ||||||||
2).Type
a.One surface cladding metal
b.Bi surface cladding metal
c.Tri surface cladding metal
d.Simple cladding metal
e.Specific shape cladding metal
2.Production size and tolerance
Cladding material thickness: 0.03-1.80mm; width: 5-150mm.
| thickness(mm) | thickness tolerance(mm) | width tolerance(mm) | ||
| standard | high precision | standard | high precision | |
| ≥0.03-0.1 | ±0.004 | ±0.003 | ±0.08 | ±0.05 |
| ≥0.1-0.25 | ±0.005 | ±0.004 | ||
| ≥0.25-0.5 | ±0.008 | ±0.005 | ||
| ≥0.5-0.8 | ±0.015 | ±0.006 | ±0.10 | ±0.08 |
| ≥0.8-1.2 | ±0.030 | ±0.007 | ||
| ≥1.5-2 | ±0.045 | ±0.008 | ±0.20 | ±0.12 |
| precious metal inlay with | more than 1.5 mm | |||
| precious metal inlay thickness | less than 40% of entire compound material thickness | |||
3.characteristics as follows:
4.Main application
Used for all sorts of electrical component production, such as micro motors, electrical brush, commutator, jiggle plug/socket, relay, connector, tuner and more
5.Ecuipment
Precious clad metal production line has Germany high-precision roller machine; high-precision vertical cutting machine; slotting machine; ionic absorption test system AAS; light processor & metallographic microscope; digital light processor; strength tester; hardness tester and other 220 production and testing equipment. As client's requirement, we can make different foils, annual output 300 tons.