Carbon black type difference: understanding the importance of different types of carbon black for applications in different fields

　　Carbon black is an important industrial raw material, which is widely used in various industries such as rubber, plastics, and coatings. Different carbon black types have different properties and application characteristics. Understanding the different types of carbon black is critical to proper selection and application of carbon black. This article will introduce several common carbon black models, and analyze their differences and application fields in detail.

　　1. N series carbon black

　　N series carbon black is made from carbonized petroleum asphalt or natural gas, and the common types are N220, N330, N550 and N660. N series carbon black has high surface area and good processing performance, and is suitable for rubber products, plastics, inks and coatings and other fields. Among them, N220 carbon black is suitable for rubber products and coatings, N330 carbon black is widely used in rubber and plastic products, N550 carbon black is suitable for pigments, plastics and rubber products, and N660 carbon black is mainly used in rubber products.

　　2. F series carbon black

　　F series carbon black is made of petroleum coke and coal coke, and the common types are F100, F200 and F300. F series carbon black has low surface area and high resistivity, and is suitable for occasions requiring high conductivity in rubber and plastic products. For example, F100 carbon black is often used in rubber conveyor belts and static protection rubber products, F200 carbon black is suitable for conductive rubber products, and F300 carbon black is mainly used in conductive plastics and rubber products.

　　3. S series carbon black

　　S series carbon black is made of bituminous coal, anthracite or natural gas, and the common models are S315, S330 and S550. S series carbon blacks have low burriness and high specific surface area, and are suitable for pigments, inks, coatings, plastics and other fields. For example, S315 carbon black is commonly used in pigments and printing inks, and S330 carbon black is suitable for rubber products, coatings and plastics.

　　4. G series carbon black

　　G series carbon black is a colored carbon black prepared by a specific method, and the common types are G311, G722 and G901. G series carbon black has good tinting strength and weather resistance, and is suitable for color products in the fields of pigments, inks, plastics and coatings. For example, G311 carbon black is often used in colored rubber products and coatings, G722 carbon black is suitable for colored inks and coatings, and G901 carbon black is mainly used in colored plastic products.

　　Different carbon black types have different physical and chemical properties and application characteristics. Proper selection and application of carbon black can enhance the performance and quality of products, improve production efficiency and reduce costs. By understanding the differences in the types of carbon black, we can better utilize the unique properties of carbon black to meet the needs of products in different fields and promote the development of various industries.