Double plus sprockets are specifically designed to be used with Double Plus chain and is in conveyor applications where product is moving at twice the speed of the drive system powering the conveyor. Benefits include less noise and longer chain life.
A Free Flow Chain using a unique combination of small and large diameter rollers to allow high speed conveyance at 2.5x the speed of the chain. Low chain speed allows for quiet accumulation.
This high speed flow is must come by the double plus sprocket.this sprocket is very usefull to grip the double plus chain.And handle the flow of the speed.