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The WB-V Gravimetric Blender provides
very easy operator setting and highly accurate dosing and blending
of up to 8 ingredients. The blender can be mounted on the floor
feeding a surge hopper or with single or multi-way aerator
outlets.
The WB-V blender does not need
calibrating, once the percentage requirement for each ingredient
has been set into the controls the Blender will dispense the
precise weight of each ingredient into the Weigh Hopper, if the
bulk density changes (e.g. a change from a light to a heavy
masterbatch) the controls will automatically adjust to maintain
the correct percentage addition. Once all the ingredients have
been dosed, the batch is discharged into the mixing chamber where
it is mixed to a consistent blend, when the material in the mixing
chamber reaches the level sensor the discharge of the next batch
from the weigh hopper is inhibited, when the material level drops
below the sensor the discharge continues.
The standard setting for the controls
deducts any regrind before the percentages are calculated and only
doses masterbatch and additives to the virgin, this produces a
significant saving in the cost of the additives. The controls can
also be set to add colour or additives to the regrind if required
in the case of non-coloured regrind.
The controls record and display the
total quantities of each ingredient dosed providing precise
information for calculating production costs, this data can be
downloaded to a PC if required via an optional interface.
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