- The First thing to determine is what is the rubber needed for? Laboratory staff, basing on the conclusion of the requirements of the operating , together with the production head make the rubber compound recipe. This recipe is a commercial secret.
- Mixer Bunbury (closed rubber mixer) joins the original rubber, carbon black and other chemical ingredients to create homogeneous rubber material. Time, heat and raw materials, are factors used for the design of the composition of the material. The ingredients are weighed by operator mixer Bunbury of large quantities of theraw material. Measured ingredients are loaded in the rubber mixer before the mixing process starts. Quantity of rubber compound components depends on what properties future rubber will have.
- This rubber material is extracted from the rubber mixer.