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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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