1. home >
  2. chisel grinding ball mill machine big sliver ore drill

Chisel Grinding Ball Mill Machine Big Sliver Ore Drill

The ball of amalgam is then carefully placed in a porcelain annealing cup or test tube dilute nitric acid specific gravity 142 plus an equal volume of water is added to the cup and the contents heated over the flame of an alcohol lamp the mercury goes into solution with the nitric acid leaving the natural alloy of gold and silver.

Get Price

Copyright © 2020.Company name All rights reserved. sitemap

Hi,may I help you with products, price, etc?