... sensor 4.Better performance LECAI PVC WELDING MACHINE1.Use no glue stitching cloth welding machine,can successfully resolve these many ... homework.2.This product is based on hot air welding technique,using principles of self-propelled hot together,after ... width2-5cmCHARACTERISTICSNo glue splicing, temperature and speed are both adjustable, with a feedback temperature sensor, real-time monitoring,and ...