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| ■ Plating Standard Spec. |
| ♦ Platable Materials |
| Copper, Brass, Phosphor bronze, Ti-Cu, Be-Cu, etc. |
| ♦ Platable Shapes |
| Strip, Punching hoop |
| ♦ Aftertreatment |
| Anti-Corrosion (for Au), Anti-discoloration (for Ag) |
| ♦ Option: Slitting into various width after Wide Size Plating |
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| Plating Metal |
Plating Type |
| Overall |
One side |
Partial |
| Stripe |
Spot |
Fluid Level |
| Au |
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◎ |
◎ |
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Ag
(Bright) |
◎ |
○ |
○ |
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Sn
(Reflow, Matte, Bright) |
○ |
○ |
○ |
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○ |
Ni
(Matte, Bright) |
○ |
○ |
○ |
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○ |
Cu
For Underlay |
○ |
○ |
○ |
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○ |
| ◎ Both sides having each different thickness available |
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| DOWA METALTECH (THAILAND) CO.,LTD. |
| ♦ Platable Materials |
| Copper, Brass, Phosphor bronze, etc. |
| ♦ Platable Shape |
| Strip |
| ♦ Aftertreatment |
| Anti-Discoloration (for Ag only) |
| ♦ Option: Slitting into various width after Wide Size Plating |
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| Plating Metal |
Application |
Material thickness
(mm) |
Material width
(mm) |
Overall |
Partial |
| Au |
0.15–0.8 |
20–150 |
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☆ |
Ag
(Bright) |
0.2–1.2 |
20–150 |
◎ |
○ |
Sn
(Reflow, Matte, Bright) |
0.15–1.2 |
20–200 |
○ |
○ |
Sn
(Reflow) |
0.15–1.2 |
(180)–300 |
○ |
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Ni
(Matte, Bright) |
0.15–1.2 |
20–200 |
○ |
○ |
Cu
For Underlay |
0.15–1.2 |
20–200 |
○ |
○ |
◎ Both sides having each different thickness available
☆ Spot available |
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| ■ DOWA Plating Technology |
| 1 |
Various Types of Plating |
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| 2 |
Various Types of Materials |
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| ♦ Precious Metals |
| Au · Ag |
| ♦ Others |
| Sn , Sn-Reflow , Ni |
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♦ Various Copper Alloys, Strips & Other Punching Hoops |
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| ♦ Material Thickness |
| Ag: 0.1–3.0mm Au: 0.1–0.8mm |
| ♦ Width |
| Ag: MAX 250mm Au: MAX 150mm |
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| 3 |
Cost Reduction through Differential Ag Plating, Wide & High-Speed Ag Plating, Stripe Ag/Sn Plating |
| ♦ Differential Plating → Reduce Amount of Ag |
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| ♦ Wide & High-Speed Plating→Reduce Processing Costs |
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| 4 |
Proposals to Reduce Costs by Plating Type |
| Spot Plating |
| When a new design is developed or a process changes, we propose a cost reduction through precious metal plating. |
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| Material Spec. |
| Material |
Cu-based |
| Thickness |
0.15–0.8mm |
| Width |
20–150mm |
| Kg (max.) |
600kg |
| Plating Spec. |
| Metal |
Thickness (μm) |
| Ni underlay |
0.1–2.5 |
| Au |
0.05–1.2 |
| Cu underlay |
0.1–1.0 |
| Sn |
0.1–3.0 |
| Spot Spec. (mm) |
| MIN size |
1.0×1.0 |
| MAX size |
20.0×20.0 |
| Tolerance |
±0.3 |
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| Stripe |
Plating Type |
Spot |
Ni (underlay) + Au stripe
Au ≧ 0.05μm |
Plating Spec. |
Ni (underlay) + Au spot
Au ≧ 0.05μm |
| 10 |
Au amount (rate) |
3 |
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| © 2010 DOWA METALTECH CO., LTD. |
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