Piston Filling Machine - Rotary Valve Style

Another type of filling machine is the rotary valve piston filler. This type of filler differs from the check valve type in that it is not self-priming but instead is fed from a hopper above. In betwen the hopper and discharge is a rotary valve that opens between the hopper and cylinder on the intake stroke, then rotates 90 degrees between the cylinder and dispense tube for the discharge stroke. The big advantage of a rotary valve piston filler is not only its ability to fill thick pastes but its ability to also fill products with suspended solids such as potato salad, salsas or any other chunky product. As with most piston filling machines accuracy is within 12 percent, plus or minus. A rotary valve piston filling machine can be purchased as a single or double headed benchtop model, or configured as a multiple head automatic piston filling system. Easy no-tool disassembly using triclamp fittings, rotary valve piston fillers are great for chemicals, foods, cosmetics and any number of other thick or suspen