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St-513 green oil
2019-09-23 687
1、 Overview: Film remover st-522# is a kind of high-efficiency film remover specially prepared for the stripping of printed circuit board circuit ink / dry film. It contains a variety of ultra-high e
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St-511# tin stripping solution
2019-09-23 740
1、 Overview Tin stripping solutionST-511#It is a single liquid nitric acid specially prepared for stripping tin and lead tin electroplating layers of printed circuit boardsIt can quickly peel the tin
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Sec-160# single liquid acid etching solution
2019-09-23 709
1、 Introduction SEC-160#It is a new type of single liquid acid etching solution, which has the characteristics of simple control, low hydrochloric acid content, fast etching rate and high copper diss
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Sec-129# fast alkaline etchant
2019-09-23 673
one、 Overview Fast alkaline etchant sec-onetwenty-nine# is a copper ammonia etchant, which has the advantages of simple control, stable operation, high copper dissolution, small side corrosion, fast
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S-655 developer
2019-09-23 749
1、 Overview Developer s-655# is a kind of developer specially used for high-quality solder proof ink / line dry filmThe main components are high-purity potassium carbonate, fiber dissolving agent, wa
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H-382# lead free tin spraying flux
2019-09-23 715
1、 Overview 1. The effect of soldering aid is good, and the wettability of tin alloy layer is good. 2. The lead and tin on the surface of the printed board are uniform, smooth and bright, and have g
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102# acid etching additive
2019-09-23 765
1、 Nature It is suitable for acidic copper chloride etching solution to replace hydrogen peroxide to regenerate the etching solution. The chemical reaction is mild and the risk is low. The etching r