... PU-20F Full-automatic PU Seal casting machine, for filter elementConsists:1, Bucket: stainless-steel tank of three-layer structure, with ... Features1, Digitally-displaying unit, program-controlling, automatic operation.2, Stable & accurate quantity measure, self-controlled constant stuff ... nose, precise inverse flow structure.5, The machine designed with X-Y 2 dimensional motion to achieve making square ...