At first, the copper ore is blasted, the copper ore stone will be loaded by a heavy duty truck, then it will be transported into the primary crusher which reduces the ores to 8 inches or smaller.
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After crushing process, the copper ore is send to ball mill for grinding. Inside the ball mill, the crushed copper ore will grind the ore to about 0.2 mm with 3-inch steel balls. This copper ore slurry is finally pumped to the flotation deck. This copper ore slurry is finally pumped to the flotation deck with the fine sulfide ore (~-0.5 mm) going to froth flotation cells for recovery of copper.
At precent, the copper reserve in the world is about 600 million, Chile is the no.1 in the reserves, accounts for 1/3 in the world reserves. China has many famous copper ore, such as dexing in jiangxi, tongling in anhui, zhongtiao mountain in shanxi, silver factory in gansu, dongchuan in yunnan, yulong in xizang, etc. In metal kingdom, the electroconductivity of copper is after silver. The quatity of Copper is large and the price is cheap. In today’s world, more than half of copper used for electricity and telecommunications industries. Sand Maker
