ELECTRAETCH ETA 24B ALKALI-STRIPPABLE ALKALINE/ACID ETCH-RESIST TECHNICAL DATA SHEET
■ELECTRAETCH ETA 24B is a versatile Etch/Plating Resist used on high volume Print and Etch boards where a fast rate of throughput per hour is required, and which is governed by the squeegee speed and the cure rate, and where the sharpest definition is sought with rapid stripping after etch.
■ELECTRAETCH ETA 24B can be used to resist Alkali Etchants in the pH range 8.0 to 9.5 it can also be used as an Acid Etch Resist, and is excellent as a Plating Resist, capable of withstanding up to 40 amperes and high pH solutions above a pH of 8.0.
●FEATURES and ADVANTAGES
■ELECTRAETCH ETA 24B is capable of almost Universal application. Its excellent printing characteristics and screen stability offer the opportunity for use on hand, semi- and fully-automatic machines.
■ELECTRAETCH ETA 24B strips cleanly, without residue on the boards.
■ELECTRAETCH ETA 24B resists both Plating baths, Alkali and Acid Etchants, Acid Copper and Tin Lead Plating baths. Pre-cleaners with pH under 10.0 can safely be used.
■Strong blue colour gives good contrast against the copper and the hard surface produced on curing resists abrasion and mechanical damage during automatic stacking.
■High Thixotropy index produces sharp vertical image edges when screening even fine lines of 200 to 300 micron width.
■ELECTRAETCH ETA 24B is formulated from materials which are fully compatible, thus avoiding entirely bleed out onto the copper non-image areas.
■Fast removal in alkaline solutions.
[ high volume Print ][ Etch boards ] |
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Datasheet |
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Please see the document for details |
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English Chinese Chinese and English Japanese |
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2005/3/31 |
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rev6 |
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108 KB |
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