How to clean the yellow rust spots of Shandong white sesame stone

Shandong white stone rust is the main component of iron hydroxide and ferrous hydroxide mixture, therefore, the chemical descaling selection of industrial hydrochloric acid as the main pickling material, and then with the appropriate amount of additives to form a rust removing agent and rust chemical reaction, the generation of water-soluble ferric chloride, so as to achieve the purpose of descaling.

Choose good quality products, the choice of Shandong white stone rust remover, must choose good quality products. Because the good Shandong white stone descaling agent contains an appropriate amount of additives to maintain the stability of iron ions in the redox reaction.

It should be noted that: on the one hand, Shandong white sisal stone rust spots, often accompanied by pigment contamination. At this point, rust removal products should be used with pigment removal products to achieve good results. On the other hand, there are many stone pollution, easy to be misjudged as rust spots. If you find that the use of rust removal products have no effect, you should try stone pigment removal products.