Phosphating treatment is a certain process before the coating of steel surface, which is mostly carried out by soaking and spraying, but some large and special workpieces are treated by brush coating. After brushing, it is generally natural air drying. The corrosion resistance of the phosphate film...

Chemical raw materials are raw materials for the production of various reagents, which are relatively pure and relatively small. Chemical raw materials refer to various raw materials used in chemical industry, which may be composite raw materials. The purity of raw materials used to process chemical...

What is ceramic agentThe ceramic agent is the so-called zirconium series, zirconium titanium series, silane series, zirconium silane series, and other non-phosphorus metal surface treatment agent, which can partially replace the phosphating solution, followed by fluorozirconate, silane coupling agen...

Phosphorus-free conversion film (vitrification) is a kind of chemical treatment agent that uses impregnation method or spray method to treat the metal surface, and forms a golden yellow to blue purple protective film on its surface. The color of the film changes according to the film weight, materia...

Application of environment-friendly cleaning agent and environment-friendly phosphor-free film agent1. With the increasingly strengthening of environmental protection, the pollution of phosphorus has been highly valued by relevant departments and enterprises at home and abroad. In many regions and c...

Phosphorus-free coating agent is a nanometer water-based metal surface coating pre-treatment agent prepared with environment-friendly materials. Its characteristics are as follows:1. Environmental protection of film coating agent: it does not contain phosphate, nitrite, chromate, heavy metals, volat...