1、 Concept of coating roller

The coating roller is the core component of the coating machine, mainly used in the surface coating process of films, paper, etc. Coating rollers usually include rubber rollers, steel rollers, and other types. Their function is to evenly apply coatings, inks, and other coating materials to printed materials, paper, and thin films, making the coating uniform and fine, thereby improving the surface quality of the product.

2、 Types of coating rollers

1. Hard roller. The hard roller coating roller has a high surface hardness and is suitable for high-speed printing coating work with high hardness requirements.

The coating roller manufactured by Shaoxing Futian Roller is shown in the picture

 

2. Soft roller. The surface of the soft roller coating roller has a certain degree of softness and elasticity, which is suitable for the coating work of low viscosity coatings.

3. Rubber rollers. The surface material of this coating roller is various types of rubber, including polyurethane rubber coating roller, silicone rubber coating roller, EPDM coating roller, etc. The advantages of rubber roller coating roller are smooth surface, high temperature resistance, corrosion resistance, and the ability to withstand the erosion of some chemical solutions.

4. Scraper coating roller. The surface of the scraper coating roller is covered with a certain thickness of scraper plate, so excess paint can be scraped off during the coating process to evenly cover the surface of the product.

5. Sponge coating roller. The surface of the sponge coating roller is made of sponge material, which can be used for adsorbing coatings and coating.

3、 Cleaning of coating rollers

The cleaning of the coating roller can be done with clean water, detergents, etc. It is important to avoid using strong acidic or alkaline solutions for cleaning, otherwise it may damage the surface of the coating roller and affect its effectiveness.

The above article provides a general introduction to the definition, types, and cleaning of coating rollers. If you need coating rollers or more, please consult Futian Roller.

 

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