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SZSE:002741
Hole Conduction Process
Information
Application:

It refers to electroless copper for vertical equipment, and serves for the deposition of a uniform layer of copper on hole of circuit board by chemical method to realize metallization for hole and provide copper plating with conduction conditions.

Advantage introduction:

Applicable to production demands for the boards with high aspect ratio and HDI, PTH bath load has wide applicable scope;
Stable PTH with high performance, compact PTH crystallization, good backlight effect;
PTH layer has good adhesive force and high thermal shock resistance;
PTH bath solution has low wastewater overflow, and is uneasy for copper sedimentation, indicating long maintenance period and good environmental friendliness.
 
 
 
 

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Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产精品国产片在线观看蜜臀日韩一区二区在线_国模精品一区二区三区_国产2345在线亚洲精品_久久99国产精品二区不卡_欧美vs日韩vs国产在线观看_久久精品成人亚洲综合日韩