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1、 Overview

Anti welding ink stripping liquidST-51three^#It is a single liquid stripping agent specially prepared for stripping unqualified anti welding ink of printed circuit board. It can quickly peel the anti welding ink layer after light curing or heat curing at one time. Smokeless, tasteless, non-toxic, stable performance and simple operation; Without complexing agent, the waste liquid is easy to treat.

2、 Technical indicators

1. Appearance: Colorless to yellowish transparent liquid.

2. Density: 1.10±0.05

three、PH值： 1three.0±0.eight

4、剝離速度(du)： Pre curing:three-5μm/分鐘

Heat curing:1-threeμm/分鐘

(the above data is for reference only, and usually varies according to the type and curing degree of ink)

5、沸點： 105±three℃

6. Main ingredients: sodium hydroxide

7. Packing: 20 liters or as required by the customer

3、 Operation method

ST-51three^#： Stock solution use

Temperature: 90-95℃

Time: Pre curing:≤ 10 minutes

Heat curing:≤ 20 minutes

(the above data is for reference only, and usually varies according to the type and curing degree of ink)

Method: After soaking, brush the surface first and then flush it with high-pressure water. If there is any ink that has not been stripped, repeat the operation until it is completely stripped.

4、 Precautions

This product contains strong alkali sodium hydroxide. Please wear protective equipment when using; If it splashes on the skin accidentally, please rinse it with plenty of water and then use itthree%的硼酸水溶液清洗，并視需要送醫院醫治。

This product contains strong alkali sodium hydroxide. Small sample test must be done before use to avoid damaging the board.

Please store in a ventilated place indoors.

Period of validity: six months.

5、 Description:

This product is made by our company in2001年開發，于200three年改進，具有國際先進水平的產品。