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First, the use of rust remover
1. Shake the rust remover well before use, and aim the nozzle at the place where rust removal is needed.
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2. For the hard-to-reach area, the thin pipe can be installed at the sprinkler head for use.
3, soaking, scrubbing or spraying can be used, soaking method is the best.
4. After rust removal, a large amount of water should be used to rinse the residue. If rust removal is needed for rust prevention, a large amount of water should be used to rinse, neutralize and passivation with 5% sodium hydroxide solution, and then spray rust prevention agent for protection after drying.
Two, the use of rust remover matters needing attention
1. Storage of rust remover should be placed in a cool place and out of reach of children.
2, surface treatment will be accompanied by a layer of passivation film, the thickness of about 1 micron, is a product made of inorganic acid and steel rust remover reaction, can play a protective role of steel.
3. The rust remover should float on the surface of the foam and settle in time after a period of use, and carry out concentration test and analysis to supplement the rust remover and ensure the cleaning effect (see concentration control method).
4. The processed workpiece is separated neatly to facilitate drying.Please dry or dry the workpiece, do not rinse with water.Spray paint or anti-rust oil as soon as possible after work.For best results, you can choose to use the company's strong production clean anti-rust oil.
5, due to rust to achieve better results, if it is the surface treatment of seriously corrosive materials, the application of steel brush or other mechanical removal method of corrosion, and then use rust inhibitor.If there is thick oil on the surface of the treated material, the oil should be removed first and then treated with rust remover.
6, short-term contact with the product is harmless to the skin, if long-term contact should take appropriate measures to protect the labor force (glasses, rubber gloves, wear protective clothing, rubber shoes), to ensure the safety of operators.
7, if the liquid accidentally splashed into the eyes, immediately rinse with water or treatment.
Three, the characteristics of rust remover
1, the effect of rust removal is rapid, can quickly remove the metal surface rust spots.
2. It can also penetrate and dissolve carbonate and other sediments (such as scale).
3, and other insoluble substances in the process of reaction decomposition off.
4, there is no smoke phenomenon similar to concentrated hydrochloric acid and the risk of use.
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