Cooling screw conveyors are used to chill a wide range of bulk materials and pasty media, including food. For a variety of application areas and bulk material compositions, cooling screw conveyors with specialized features are offered on the market. It is suited for all applications in which not only cautious handling of the bulk product, but also rigorous separation of the cooling medium and the bulk product is necessary, such as in food processing.
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Heating screw conveyors are often used for the heating, drying, or heat treatment of a wide range of bulk materials, including petroleum coke, pasty media, dust, pastes, and sludges. Heating screw conveyors are also utilised for the heating, drying, and heat treatment of powders. In order to heat or melt the product, evaporate liquid components, or initiate or stop a reaction, our heating screw conveyors inject a set amount of heat into the product using a screw conveyor design.
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Petroleum coke, a byproduct from the cracking of petroleum that is practically pure carbon in composition, is used in the heating process.
Our Preheaters are responsible for the heating process, which involves heating the petcoke from a minimum of 0°C to around 200°C.
An electric mixer kneads the heated petroleum coke and hot pitch together until a paste is created, which is then shaped into blocks.
