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Solution

Plastic Compounding

Compounding and extrusion lines need reliable hopper refill with resins and additives from silos, big bags or sacks - dust-controlled, recipe-ready and able to serve multiple machines from shared intake.

Plastic Compounding

What the system covers

Resin and additive intake, storage, central vacuum feeding, dosing and machine refill, arranged so several extruders can run from one shared supply.

Serving several machines

Level-controlled receivers and diverter valves let the system refill one machine at a time in a set order, so no extruder starves and none overfills. Long indoor runs use flexible piping with receivers placed for easy filter access.

Dosing additive accuracy

Masterbatch and additive rates are often very low. Loss-in-weight feeders and weigh hoppers hold those setpoints better than volumetric screws, and recipe changes are made from the control interface rather than by hand.

Intake and layout

Resin can arrive by silo, big bag or sack. The intake equipment follows the delivery method, and the vacuum network is routed so each extruder hopper is reachable with the shortest practical pipe run.

Typical challenges

Multiple extruders need shared central feeding without starvation
Masterbatch and additive micro-dosing accuracy
Dust at bag dump and refill points near compounding halls
Flexible changeovers between recipes and resin grades

What we deliver

Vacuum central feeding networks to extruder hoppers
Silo, FIBC and sack intake modules
Loss-in-weight or weigh-hopper dosing for additives
Diverter valves and receivers for multi-destination lines
Integration with existing extruders and blenders

Process flow

Resin intake
Store
Dose additives
Vacuum feed
Extrude
Pelletize

Typical applications

Polyolefin and engineering resin compounding
Masterbatch and color concentrate lines
Filled compounds and mineral-loaded recipes
Cable, film and injection compound plants

Discuss your Plastic Compounding project

Share your material, capacity and layout - our engineers reply with a practical proposal.