Ultrasonic Mould (Horn,Sonotrode) Frequency coverage 15KHz~40KHz Material:Steel, aluminum,titanium ... .2. Material: steel, aluminum, titanium3. High precision Ultrasonic welding horn(mould,Sonotrode) with special design,any size,as per your specification ... paper cup making machines,etc.Packaging Detail: Export standard carton case or requiredWelcome to contact us for more details !! Xiamen Jinrong ...