What is the purity of the industrial silver in the fuse?

Designation X silver is usually used in the chemical industry

1. Content:

China Standard No. 1 silver refers to silver metal with a purity of more than 99.99%.

China Standard No. 2 silver refers to silver metal with a purity of more than 99.95%.

China Standard No. 3 silver refers to silver metal with a purity of more than 99.90%.

S925 silver in jewelry means that the silver content in the alloy accounts for 92.5%

900 silver is monetary silver.

The silver content of jewelry is generally more than 80%.

Purity in industrial silver and jewelry.

Usually, the fuse wire of high-voltage fuse is made of silver alloy, which can be called "silver wire" to some extent. The silver wire in the special requirements actually refers to the silver wire of high-purity pure silver. Generally, special customization is required. Of course, the price of sterling silver is higher than that of alloy silver.