Rubber Mixer — The “Master Chef” of Tire Production

When it comes to the busiest equipment in a tire factory, the rubber mixer definitely ranks among the top three. It acts like an tireless chef, blending various raw materials into qualified rubber compounds, directly determining the “physical quality” of the tire.

The rubber mixer primarily performs two critical functions: first, it thoroughly mixes raw materials such as natural rubber, synthetic rubber, and carbon black, much like kneading dough; second, it heats the mixture to ensure that additives fully react, achieving the performance characteristics required for tires. When the mixer is in operation, its two large rotors can instantly raise the compound temperature to over 120°C. At this point, adding sulfur is akin to adding salt at the final stage of cooking—the timing is crucial.

Modern intelligent mixers are even more advanced, equipped with “electronic eyes” to monitor temperature and viscosity, with formula ratios precise to the gram. The resulting rubber compound must not be too ‘soft’ (insufficient strength) nor too “hard” (poor flowability). Mastering this balance is the core technology of tire manufacturers.

In simple terms, without a good rubber mixer, it's like a restaurant without a good chef. Every batch of rubber compound it mixes determines whether the tire will be durable and puncture-resistant or prone to early cracking and bulging. Next time you see a tire, don't forget the contribution of the mixer operator!

Maoyuanfeng is a professional Internal Mixer manufacturer with its own rubber machinery design and processing center. Its products cover all kinds of rubber machinery. Our Internal Mixers are divided into two types: intermeshing type and tangential type according to the rotor type, which can be customized according to your actual needs. As a professional manufacturer and supplier, we provide high-quality products. If you are interested in our products or have any questions, please feel free to contact us.