Corotating Twin-Screw Extruder0 pages

Hall 17 / A19

Torninova extrusion line for technical masterbatch

COROTATING TWIN-SCREW EXTRUDER
RV40x42TM 600 rpm – 45kW– HT
ON DISPLAY AT THE K 2013 DÜSSELDORF
SCREW DIAMETER
Dn 40 mm, effective

NOISE AND VIBRATION LEVELS
Silent operation with low levels of noise and without vibration

SCREW SPEED
600 rpm, constant torque on full speed range

PROCESS LENGTH
42D, effective

SPECIFIC TORQUE
11 Nm/cm3 , developable up to 18 Nm/cm3

ELECTRIC MOTOR
In AC with high electrical efficiency

CYLINDER THERMOREGULATION CONTROL
Differential temperature from 1 to 2°C compared to the desired
set-point

DEGASSING SYSTEM
With two vent ports

PROCESS TEMPERATURE OF THE SCREWS
Equal temperatures on both screws
DISPERSION AND DISTRIBUTION OF THE PIGMENTS
High capacity to disperse and distribute organic
and inorganic pigments

DEGASSING TANK
Cooling temperature control to condense the monomer residuals
HOPPER COOLING SYSTEM
Cooling temperature control inside the hopper
EXTRUDER MANAGEMENT
All the parameters of the extruder are managed through PLC

Available options and accessories
•t Gravimetric or volumetric dosing system integrated with PLC of
the extrusion line
•t Side feeder
•t Lateral twin -screw extruder with thermoregulation of the
cylinder temperature for the plasticization of mixtures with
additives and polymers
•t Degassing group of volatile substances with one or two vent
ports
•t Temperature control of the degassing tank to condense the
monomer residuals
•t Vent port stuffer for a timely and accurate extraction of volatile
substances
•t High-pressure liquid injecting pump for plasticizing oils
(e.g. pharmacopoeia, cosmetics and special applications) or
denaturalized paraffin oils for non-food use

For polymer Strands extrusion line
•t Strand die head with interchangeable nozzles, with or without
the internal screen filter
•t Cooling tank with differentiated temperatures inside the water
bath
•t Strand dewatering or air knife for cooling
•t Strand pelletizer
•t Bagging section
For polymer Granules extrusion line
•t Extrusion head
•t Water ring or Underwater pelletizer
•t Bagging section

technical partners