The RONDOL patented “All-in-One” vertical twin screw extruder further enhances the proven performance of the Hot melt Extrusion (HME) technology for producing the next generation drugs, devices and materials, such as :

From horizontal classic to vertical “All-in-One” :


Barrel lengthL/D 40:1
Nominal screw diameterD=10,5 mm
Maximum pallet size2,75 mm
Machine materialFull Stainless Steel with high level surface finish
Screw speed0-300 rpm (infinitely variable), Touch screen controlled
Screw configurationSegmented screw design for optimized performance
Footprint (clean-room surface)0,49m2 / 5,27 Sq.Ft
Motor power1,45 KW (1,95 HP)
Torque output29 Nm (21,38 ft-lb) maximum
Number of barrel zones8 temperature control zones along the screw barrel
Die headSeparate temperature control for the die head
Barrel ports (2)Top feeding port for pellets and powder
Maximum temperatures (3)300 °C
Run size range50g to unlimited production
Output rate range25g/hr to 1kg/hr
Maximum pressure100 bars
Typical wastageMax. 3g
Data logging through TouchpadScrew speed, Torque control, Temperature zones; Pressure, Time etc...
Filament cooling systemAir dryer, no contact, no contamination cooling
Downstream equipmentPelletizer, calendar etc...
Electrical power requirements230 VAC / 1Phase + Neutral & Earth 50/60 Hz / 32 AMP
  1. Full GMP package: FAT, SAT, IQ/OQ, CFR21 Part11, material used for barrel and screw are BOHLER M340 and RC 52/55 ;
  2. Additional side feeding options: liquid or gas such as supercritical CO2.
  3. High temperature up to 450°C ;