Ceramic coatings inherit the excellent electrical and thermal insulation properties of ceramic materials, with corrosion resistance and low friction coefficient, making them widely used in many special fields. Currently, ceramic coatings may be used in multiple industries such as oil and gas, construction, aviation, aerospace, automotive, and electrical.
① Anti corrosion function
A classic application category of ceramic coatings is the petroleum and natural gas industry, which provides power for 99% of all transportation and accounts for 2.5% of the world's GDP, making them an extremely important part of the world. Pipeline transportation is an indispensable tool for traveling all over the world. However, corrosion damage to pipelines can bring huge disasters. Therefore, pipelines and other offshore equipment usually use ceramic coatings to prevent pipeline corrosion, which helps to extend the service life of equipment, reduce maintenance costs, and reduce maintenance downtime.
② Reduce friction
Ceramic coatings have high hardness and low coefficient of friction, making it easier for components to "slide" against each other, thereby reducing friction between components or reducing wear. Some typical industrial applications of low friction ceramic coatings include pumps, chutes, conveyors, valves, and ball bearings.
③ Electrical insulation
Ceramic coatings typically have good insulation properties and are not only used in the electronics and electrical industries, but also in high demand in the mechanical, industrial, and automotive industries.
Some components typically insulated with ceramic coatings include handheld tools, cable racks, circuits, contact bearings, and engine components.
④ Thermal barrier protection
The application in the aviation industry is a classic direction for the thermal barrier function of ceramic coatings. Due to the tendency of overheated metal components to malfunction, such as thermal fatigue warping and melting, ceramic coatings form an effective thermal barrier to ensure that the metal surface working at high temperatures is damaged, which can prolong the service life of the engine. In addition, the use of thermal barrier ceramic coatings allows for higher internal combustion temperatures (in some cases higher than the melting point of the alloy), resulting in higher thrust efficiency of the turbine. As early as the 1970s, the JD8 engine produced by HP in the United States used 48 coating materials on over 2800 components, effectively extending the engine's overhaul period (from 4000 hours to over 16000 hours). Thermal barrier coating is one of the key technologies for modern aviation engines.
⑤ Anti stick
It is obvious that ceramic non stick pots are one of the widely used directions for the non stick performance of ceramic coatings, and in addition, they are also another popular choice for automotive coatings. Ceramic based coatings are more favored than other types of automotive coatings because they can maintain smoothness for a longer period of time, and vehicles do not require frequent waxing.
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IOTA 9108.