So platina is like a diminutive of silver, but we now know that platinum is far superior to silver It is far more noble. It has a higher melting point, a higher chemical inertness, a fantastic metal.
2
银焊料、设置之间的核心部分，加热至熔点以上的债券为核心的部分。
A silver solder, placed between the segment and the core, is heated above the melting point to bond the segment to the core.
3
含银量高、熔点稳定，具有优异的渗透性和流动性，适于焊接薄膜、温控、电器装置等接触面小的工件；
Alloys with a high silver content, small melting range, excellent capillarity and fluidity. Used for brazing thin joints such as diaphragms, thermostats, electrical equipment, etc.
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