Overview:The Vacuum Rake Dryer is an engineering masterpiece, featuring a streamlined design and intuitive operation. With exceptional durability, stable performance, reduced steam consumption, and unparalleled versatility, it guarantees superior product quality. Perfect for drying heat-sensitive, flammable, and easily oxidizable paste materials, it adeptly prevents thermal degradation.
Principle:
The Vacuum Rake Dryer is a revolutionary horizontal, intermittent vacuum drying apparatus. It operates by facilitating the evaporation of moisture from wet materials, with a scraper agitator that continuously purges the heated surface. This process ensures thorough material circulation within the container, promoting effective evaporation and moisture removal via a vacuum pump. Predominantly utilized in the chemical sector, it excels in drying organic intermediates and fuels.
Incorporating a steam jacket, the Vacuum Rake Dryer ensures indirect heating and efficient gas extraction under vacuum conditions. It excels in drying temperature-sensitive, oxidation-prone materials or when solvent recovery is essential. Its versatility accommodates various material forms-slurry, paste, granular, or fibrous-achieving a moisture content as low as 0.05% post-drying.
Materials are centrally introduced at the shell's apex, engaging with rotating harrow teeth for continual surface renewal. Indirect steam heating facilitates moisture vaporization, effectively evacuated by a vacuum pump. Dual heating through interlayer and harrow teeth augments water vapor expulsion, optimizing the drying process for exemplary results.
Structural Diagram:
Features:
(1) Unparalleled adaptability and versatility: Our Vacuum Rake Dryer, an engineering marvel, harnesses jacket heating and high vacuum exhaust to accommodate a broad spectrum of materials with diverse properties and conditions. It is exceptionally adept at drying materials that are explosive, prone to oxidation, or of a paste-like consistency.
(2) Premium product quality assurance: During the drying process, the harrow tooth's continuous positive and inverse rotations ensure uniform stirring of the dry material, averting overheating and facilitating moisture escape. This results in a low-temperature product with fine granularity, ready for direct packaging without additional crushing.
(3) Exceptional steam consumption efficiency: Our innovative Vacuum Rake Dryer is expertly engineered to maximize steam usage by channeling it through the jacket, leveraging the latent heat to effectively warm the material. This groundbreaking design ensures astonishingly low steam consumption, typically ranging from a mere 1.3 to 1.8 kg of steam per kilogram of finished product, showcasing its unparalleled efficiency.
(4) Diverse sealing options tailored for perfection: The Vacuum Rake Dryer is meticulously crafted to adapt to a multitude of material characteristics and drying needs. It offers a choice between two advanced sealing systems: the packing seal and the mechanical seal, each providing optimal performance and reliability, empowering you to select the perfect fit for your operational requirements.
(5) Seamless operation and superior hygiene: Engineered for ultimate simplicity, the Vacuum Rake Dryer demands minimal personnel involvement, drastically cutting down on labor intensity. This streamlined design minimizes material loss while dramatically enhancing environmental cleanliness, ensuring a pristine and efficient workspace.
Scope of application:
Our Vacuum Rake Dryer is a master at processing an extensive range of materials, adeptly handling substances such as mud-like and high paste materials under 100 mesh, a variety of pigments, mud head-like materials, filter and centrifuge cake, soda detergent, alkali starch, dyes, pigments, clay ash, clay, cement, and more, making it the versatile choice for diverse industrial applications.
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Product Presentation: