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Chapter 2: Functional Description
2-1 Models Covered in This Manual
This manual provides operation, installation, and maintenance instructions for 15, 30, and 60 cfm dehumidifying dryers. Model numbers are listed on the serial tag. Make sure you know the model and serial number of your equipment before contacting the manufacturer for parts or service.
Our dehumidifying mini dryers are designed to generate heated dehumidified air at carefully controlled temperatures for use in plastic drying systems. Drying systems are sized to meet the specific requirements stated by the Customer at the time of purchase.
2-2 General Description
Dehumidifying dryers are used to generate very low dew point air heated to a controlled temperature for drying plastic pellets and regrind.
Our dryers force hot, dry air through resin in a drying hopper, where air picks up moisture from the material and draws it back to the dryer. In the dryer, a desiccant bed strips moisture from the air. The dried process air is then
Figure 15: Typical Dryer Air Flow Schematic
Moisture
Exhaust
Valve
High pressure prepheral blower
Drying Hopper
Filter (Separates
Dust)
Ambient
Air Flow
Dehumidifying Dryers | Chapter 2: Functional Description | 11 of 59 |