SMT Automatic Nozzle Cleaning Machine for Pick-and-Place Maintenance The SMT Automatic Nozzle Cleaning Machine is professional maintenance equipment developed for cleaning precision suction nozzles used in SMT pick-and-place machines. During continuous production, nozzle tips and internal vacuum passages can gradually collect component dust, flux residue, solder paste particles, adhesive contamination and other fine debris. These contaminants may restrict airflow and