Silicone masterbatch: an efficient solution for reducing torque
In the plastic processing industry, torque is a key parameter that directly affects the efficiency of the processing process and the quality of the product. Excessive torque can lead to increased energy consumption, accelerated equipment wear, and even affect the quality of product molding. Therefore, finding effective methods to reduce torque has always been an important issue in the field of plastic processing. Silicone additives, as an additive, has shown significant effects in reducing torque due to its unique properties. This article will explore how silicone masterbatch reduces torque and its application in plastic processing.
Introduction to Silicone Masterbatch
Silicone masterbatch is a high molecular weight material containing silicone, usually in the form of particles. It is mainly used as a lubricant and processing aid in plastic processing. The main component of silicone masterbatch is polydimethylsiloxane (PDMS), which is a polymer with excellent lubrication properties.
The mechanism of reducing torque by silicone masterbatch
1. Lubrication Function: After dispersing silicone masterbatch in plastic melt, its lubrication performance can reduce the friction between polymer molecules, thereby reducing torque.
2. Improvement of melt flowability: Silicone additives can reduce the viscosity of polymer melt, improve its flowability, and make the melt flow more easily during processing, thereby reducing the required torque.
3. * * Thermal Stability * *: Silicone additives has good thermal stability and can maintain its performance during high-temperature processing without decomposition due to temperature rise, which helps maintain torque stability during processing.
4. Dispersion: The granular structure of silicone masterbatch gives it good dispersibility in plastic melt, allowing it to be evenly distributed throughout the melt and effectively reducing torque.
Application of Silicone Masterbatch in Plastic Processing
1. Injection molding: During the injection molding process, silicone additives can reduce mold wear, improve product surface quality, and reduce energy consumption.
2. * * Extrusion molding * *: In extrusion molding, silicone additives can reduce the wear of screws and barrels, improve production efficiency, and enhance the dimensional stability of products.
3. Blow molding: In blow molding, silicone additives can improve the transparency and glossiness of the film, while reducing energy consumption during the processing.
4. * * Hot forming * *: During the hot forming process, silicone additives can improve the molding speed of the material and reduce energy consumption during the molding process.
Silicone masterbatch, as an efficient processing aid, significantly reduces torque during plastic processing through its lubricating effect, improved melt flowability, thermal stability, and good dispersibility. This not only improves production efficiency, but also helps reduce energy consumption and improve product quality. With the development of plastic processing technology, the application of silicone additives will become increasingly widespread, bringing greater economic and environmental benefits to the plastic processing industry.