Pronext, a.s.

Device serves for transport and dosing of colours to the mixing head at low-pressure PU mixing machines

• mixing head must be with the possibility of inlet for colour concentrate
• if the head is not equipped with inlet for colour concentrate, it can be ordered individually
• this device can be used for pouring machines made by other producer

Without- pressure containers

• volume of each container is 50 l, are equipped with stirrers with electromotor
• are heated by electric heating element

Colour dosing

• recycling system for transport of colours
• two accurate dosing gear pump with cycling gearboxes and electromotors
• control of revolutions of dosing pumps by frequency converter
• components are cleaned before entering the pumps
• reading of colour pressure on delivery with blocking of run of the pumps during exceeding the maximal value
• valve for control of colour pressure is placed on each return pipe

Distribution board 

• setting up and control of temperature for each container individually
• blocking of running during the deviation of actual temperature and set temperature
• displaying of pressure behind the dosing pump for each colour individually
• automatic switch off of dosing pumps during exceeding the maximal pressure
• displaying of the discharge in ml/s for each colour individually
• setting up of the discharge by multirevolution potentiometer
• switch on/switch off electromotor of stirrer of each container individually
• switch on/switch off dosing pump for each colour individually

Technical Parameters

Change of technical parameters reserved.

Photogallery



Catalog CZ



Catalog EN