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Industrial Mixers

Vacuum Ribbon Blender

How the Vacuum Ribbon Blender Works

Ribbon Blenders consist of a U-shaped horizontal trough and a specially fabricated ribbon agitator. The agitator consists of a set of inner and outer helical agitators that provide vigorous lateral and radial movement of the bulk material. The ribbon rotates at approximately 350 fpm and ensures thorough blends within short cycle times. An alternate agitator is our paddle design which applies gentler blending better suited for friable materials. Either agitator design can typically accommodate as low as 25% of the blender's maximum working capacity. Vacuum enables faster drying and solvent recovery at lower operating temperatures. A deaerated environment may also promote better interaction between discrete particles leading to enhanced homogenization and faster integration of minor additives such as scents, flavors, colors and APIs.

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Specifications Laboratory Specifications (open full size view)

  • This valve is supplied as a standard feature on all "A" Series stock blenders.
  • The knife gate valve provides a positive shut off and is avaiable for manual or pneumatic operation
  • Flush ball valves are most often used when the blender is being used for products that are liquids. They provide positive shut off and retain the fluids without leaking.
  • The flush plug design emiminates dead spots between the trough bottom and the valve face. It is ideal for use when minor solids or liquids are being mixed and when pefect mixing is required.
  • The spherical valve deisgn minimizes dead space and is availble for manual or pneumatic operation.
  • The continuous ribbon, designed for center discharge, is the preferred choice for most blends. It provides vigerous lateral and axial movement of your bulk material.
  • The paddle agitator runs at about 2/3 the speed of the comparable ribbon. It provides gentler blending with less heat development.

Specifications Production Specifications (open full size view)

  • This valve is supplied as a standard feature on all "A" Series stock blenders.
  • The knife gate valve provides a positive shut off and is avaiable for manual or pneumatic operation
  • Flush ball valves are most often used when the belnder is being used for products that are liquids. They provide positive shut off and retain the fluids without leaking.
  • The flush plug design emiminates dead spots between the trough bottom and the valve face. It is ideal for use when minor solids or liquids are being mixed and when pefect mixing is required.
  • The spherical valve deisgn minimizes dead space and is availble for manual or pneumatic operation.
  • The continuous ribbon, designed for center discharge, is the preferred choice for most blends. It provides vigerous lateral and axial movement of your bulk material.
  • The paddle agitator runs at about 2/3 the speed of the comparable ribbon. It provides gentler blending with less heat development.