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| Technological Advantages |
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• Technological Advantages
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Processing capabilities in many fields:
• Double-sided ~ High Multi-layer PCB (max. 40-layer)
• HDI (2+X+2 Build UP)
• HDI thin PCB (0.25mm for 4-layer, 0.40mm for 6-layer)
• Big size, Back plane PCB (Panel size at 24”x36”, Thickness of 4.5mm or more)
• Special-purpose PCB (Heavy copper(6oz) PCB, / Buried resistance PCB)
• Via hole copper flating
• Thick gold
• Uneven gold finger
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Workstation |
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Inner layer imaging |
Both wet and dry film, auto-exposure machines from Japan, horizontal etching lines from Germany, enhancing the capability to produce min. 40μm -thick CCL and min. width/gap 40μm/40μm. |
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Laminating |
Leading integrated hot and cold laminating machines from Germany,
able to process up to 40-layer PCB. Pressing the min. thickness of 0.20mm, the max. thickness of 5mm or more, with excellent thickness uniformity. |
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Mechanical drilling |
HITACHI CNC drilling machines to ensure the min. hole diameter of 0.10mm with high precision. |
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Laser drilling |
HITACHI CNC laser drilling machines to ensure the min. hole diameter 0.075mm, drilling speed 20,000 holes / min or more, high-density interconnect board producing. |
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Copper plating |
Pulse plating / Continuous vertical panel plating,special tools for 40μm -thick CCL,to achieve Aspect Ratio with 20:1 and good copper distribution COV≤6%. |
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Copper electroplating microvia filling |
Applying selected special chemical additives,optimised electroplating process parameter,together with the appropriate electroplating equipment,to fulfil the high-end customer's requiremnet on high quality of high board thickness to via diameter ratio blind via and through via filling capability,to ensure the reliability of the HDI PCB. |
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Solder mask print |
E-spray technology, able to print over 0.1mm thin PCB, and max.12 oz heavy copper with solder mask thickness≥5um on trace edge. |
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Electrical Test |
Four-terminal tester, the min. test pad diameter at 0.1mm, min. test resistance at 10 milliohms to ensure quality and reliability of the HDI PCB. |
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Special carbon printing |
Special configuration of the carbon & dielectrical paste print line, life test up to 18 million cycles to ensure product reliabilities. |
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| • The state of technology
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