GDS 7Gravimetric dosing system

Float block image gds 7

Throughput control and gravimetric blending systems

Our GDS 7 series are applied, when continuous dosing with the highest accuracy is required. Basically the unit is located above the extruder inlet and fed by vacuum receivers. High quality load cells measure the loss in weight of the single components and the servo drives regulate the throughput of the auxiliary components.


● Total 7 components (1 main and 6 auxilliary components dosed by screw)
● Max. throughput up to 1.600 kg/h
● Higher throughput possible as customized solution
● Pellet, flakes, regrind, additives and powder
● Suitable for single and twin screw extruders
● Customized solutions on demand
● Extruder and haul off control
● Siemens control


Piovan Group President’s message

23 March 2020 S. Maria di Sala, Venice, Italy

Dear Partners,
I would like to update all of our Stakeholders concerning the current operativity of Piovan Group during the medical emergency of COVID-19. Firstly, I want to reassure all of you that any choice and future activity have, as a primary aim, the health and safety of our Collaborators and of our Customers, duly following the regulations issued by the Governments where we operate.
All production sites, service & sales companies are operating with continuity.

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