PCR Foaming Pump
Shop foaming pumps in black, natural, and white PCR plastic, 42-410 neck finishes. Draws liquid through a dip tube and mesh screen to dispense ready-made foam for hand soap and facial cleanser. 35% and 50% post-consumer recycled content, no minimum order.
How Foaming Pumps Work
A foaming pump draws liquid through a dip tube, forces it through a fine mesh screen with air, and dispenses pre-made foam. The pump does the work of lathering. This means the formula itself does not need foaming agents at full concentration. The pump mechanism requires a 42-410 neck finish, which is wider than standard bottle necks and is exclusive to foam bottles.
Dip Tube Lengths
Foaming pumps come with dip tubes matched to specific bottle heights. The tube must reach 0.25 inches above the inside bottom of the bottle. If the tube is too short, the pump cannot draw liquid. If too long, it will kink and block flow. Most foaming pump listings specify the intended bottle size.
Formula Requirements
The formula must be water-thin. Thick soaps, gels, and creams clog the mesh screen and damage the pump. Dilute concentrated soap roughly 1 part soap to 4 parts water. Castile soap, sulfate-free surfactant blends, and micellar water all produce good foam. Test before committing to production quantities.
Foaming Pump vs Lotion Pump
Foaming pumps dispense foam. Lotion pumps dispense liquid. They are not interchangeable because they use different neck finishes (42-410 vs 24-410). A foaming pump will not fit a standard bottle, and a lotion pump will not fit a foam bottle.
