ShinMaywa’s revolutionary new single vane non-clog scroll impeller has a helix formed passage at the inlet and is smoothly connected to the single vane non-clog passage.
This design eliminates clogging, plugging and entangling of fibrous obstacles. It can pass 3” - 4” spherical solids. As the debris enters the impeller, the shape of keeps it from the low pressure areas. This improves the passage capability.