... welding machine 1.Frequency coverage15KHz-100KHz 2.Size: Dia.54mm -110mm 3.Amplitude ratio: titanium mould for ultrasonic welding ... bar, Exponential, Catenary, Guassian and other composite structrue8. Application:Chemical, Petroleum, Plastic Welding, Metal welding, Drilling, Turning, Cleaning, Machining9 ... costd. Test:Provide Bao Ti Center Physical and Chemical Test Report or Northwest Institute For Non ...