... equipment of cleaining scourer the ultrasonic welding machine: used to weld together the sponge and the cleaning pad fabric. This ... using life time. 4. Exquisite horixontal vertical,reasonable machine construction, weld-top centre limt position, which make the weldments exactly, strong ... to move the model handy, 6. Strong output,more large weld surface,good-looking and strong rapid working. 7. Special ...