Pinking Coil 15kHz Taiwan Make E-Yuan UltrasonicThe Pinking Coil 15kHz Taiwan Make (E Yuan Ultrasonic) is a precision engineered ultrasonic coil designed for high performance cutting and sealing applications. Manufactured in Taiwan by E Yuan Ultrasonic, this pinking coil delivers stable 15kHz frequency output and consistent amplitude for clean edge cutting and strong sealing results. It is widely used in non woven fabric cutting, textile processing, packaging, medical disposables, and industrial