All posts by: gkmill

How does the mill work? The principle of dry Raymond mill includes several main steps, such as crushing, grinding, grading and powder collection.       Crushing – the material is crushed by jaw crusher to meet the size specification；       Grinding – material is continuously crushed and ground due to the roll […]

The gold content in the tailings of gold deposits in China is generally 0.2-0.6g/t. Most of them are accompanied by copper, lead, zinc, iron, sulfur and other elements, mainly P (0.1% – 0.18%); Zn(0. 1%~0.15%); Pb(0. 2%~0.3%); Cu (0.02% – 0.04%) etc. The main minerals of the tailings of the gold deposit are cafe2 (Si02), […]

After the gold concentrate is selected, a large amount of gold tailings are left. This kind of waste is not really without application value. The high gold content part of gold tailings can be extracted again. In addition to gold and silver, the valuable elements can also be recovered by tailings re concentration according to […]

Iron hydroxide has brown or reddish brown powder or dark brown flocculent precipitation, which is difficult to dissolve in water. Iron hydroxide residue can be divided into iron hydroxide colloid and iron hydroxide precipitation, and their physical properties are also different. Ferric hydroxide colloid can only exist in liquid, has strong adsorption, and can produce […]

If we want to make the “waste” of iron hydroxide alive, we mainly make iron hydroxide into particles, slurry and powder for application. It can be used to make pigment, medicine, water purifying agent, as well as detoxification of arsenic. Iron hydroxide is used as acid treatment agent to treat acid wastewater.   1、Iron hydroxide […]

Glass is a highly consuming product in people’s daily life, but the utilization rate of waste glass is very low. The non-degradable nature of glass also makes waste glass a major household waste, harming the environment and wasting resources. Uses of waste glass To reuse waste glass, we need to understand the purpose of waste […]