Archives for December, 2019
About Grade Many investors see grade as being an important factor when looking for an investment in the copper sector. While grade may be important for small complex deposits, it is emphatically not the most important factor with porphyry deposits. Porphyry deposits have several characteristics that make them attractive investments…
The world’s largest dump truck is the Belaz 75710, made by Belarussian company Belaz. It has a payload of 496t. It has two 16 cylinder turbocharged diesel engines with a combined output of 2,300HP The world’s largest bucket wheel excavator is the Bagger 293, made by the German company TAKRAF.…
High Purity Alumina is very pure aluminium oxide (99.99% Al2O3). Alumina is also known as corundum, with traces of iron, titanium, vanadium or chromium it forms sapphire and ruby. HPA is chemically inert, transparent, does not conduct electricity, has a very high melting point and is very hard. In pellet…