Characteristics:
- Mixer
run at high speeds (3000rpm+)
- Low-medium
viscosities (<100000cP)
- Batch
or inline operation possible
- Delivery
pump required for >30000cP
(for inline applications)
Mixing
Principle: turbulent
hydraulic shear
Used
for:
- Rapidly
dispersing powder in liquids
- De-agglomerating
solids in liquids
- Wet
milling
- Emulsification
- General
high shear mixing duties
Example
Applications:
- Dispersing
food gums in water
- De-agglomerating
solids in liquids
- Reducing
particle size in bentonite
slurry
- Wet
milling of paint pigments
- Printer
ink presscake dispersions
- Pre-mixing
solutions for IPM machines
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Characteristics:
- Mixer
run at low speeds (<500rpm)
- Medium-high
viscosities (>50000cP)
- Inline
operation only
- Delivery
pump always required
(an extruder can act as
the pump)
Mixing
Principle: inter-cavity
transfer
Used
for:
- Gentle
blending of shear-sensitive
fluids
- Blending
of multiple input streams
- Post-mixing
of plastic melts
- Post-extruder
conditioning of rubbers
- Replacing
static mixers at high viscosity
Example
Applications:
- Blending
colours into cellulose acetate
- Improving
post-extrusion thermal
homogeneity in rubber materials
- Adding
colours to plastic meltstreams
- Blending
of dissimilar rubbers
- Blending
foaming agents into rubber
- Eliminating
post-extrusion "nerve"
in rubber materials
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