Thermal drying system – looped hot air pipes, blower and cyclone collection silo

Thermal Drying System

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Thermal drying system pipe loops mounted on a blue steel frame

Product Description

The final piece of drying machinery in our PE film washing line, the thermal drying system uses hot air to evaporate moisture from the PP / PE film. This continuous drying system is strategically placed after the dewatering machine where moisture is initially reduced to approximately 20-30%. As moisture levels after dewatering are still too high for pelletizing, the thermal drying system targets moisture below 3%, depending on the feedstock and configuration.

Looped stainless hot air drying pipes on a blue frameOur thermal drying system uses high heat to dry the PP / PE film, much like a hair dryer. After dewatering, the clean shreds of PE film are vacuumed out by a transport blower and mixed with hot air as they travel through a long set of stainless steel tubes. As the PP / PE film mixes and spins around within this lengthy transport tunnel, residual water evaporates. Ending with a cyclone separator where a stream of cool air is mixed in, the PP / PE film is cooled for storage. The cyclone separator is the last stand against any dust and fines within the material stream.

Depending on the capacity of the PP / PE film washing line, using one thermal dryer is sufficient. However, to ensure the lowest possible moisture levels, some PE film washing plants have requested the addition of one to two thermal dryers positioned in a row.

Specifications

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Model # Blower Power Heating Power Pipe Diameter Pipe Material
RSJ800 5.5 KW 36 KW ⌀159mm Type 304 Stainless Steel

 

Ordering

Production and delivery schedules depend on the configuration, component availability and agreed order milestones. Your written quotation and contract specify the lead time, its start date, and whether days are calendar or working days.

Contact us to discuss pricing and ordering details. Here is a brief summary of our ordering procedures.