... like the coil chimes Wind gongs are flat bronze discs, with little fundamental pitch, heavy tuned overtones ... , and long sustain. They are made of Electrolytic Copper and Tin, Traditionally, a wind ... due to their thickness and small diameter.Now our wind gong size: 15cm, 20cm, 25cm, 30cm, 35cm ... , 140cm, 150cm. If you need much bigger wind gong, it is also available from us.And ...