[Flower Language Series] Pure Japanese Iris Hot Paste Gold and Sterling Silver Ear Needle

Keum-boo also known as Kum-Boo Heating the Silver substrate, at a high temperature above 100 degrees, when the metal atoms of the gold foil and the Silver reach a critical point, the bonding effect will occur At this time, calendering and pressure can be used to integrate the two without separation. The three-layered petal tissue is made separately Knocking flowers to make the rolling texture of the edge of the petals Weld the three parts into one and add ear pins After three welding processes Then paste it with pure gold thick foil Finally stained or polished as required