... PVC, PTFE, PVDF frame) assembly is fixed, the heat exchanger to prevent collision damage to the workpiece. ApplicationUse ... hot-melt welding, assembly into the heat exchanger; fluorine plastic (YQ TEFLON) heat exchangers suitable for surface treatment of ... , cooling, evaporation, concentration. Structure Pictures Heat exchanger with chiller Thank you for your inquiry! DS-H28 plastic heat exchanger