MINING TiRES Underground hard rock mining refers to various kinds of underground mining applications such as excavate hard minerals like iron, copper, zinc, nickel, tin, lead and also ores of gems such as diamonds or rubies. Soft rock mining refers to excavation of softer minerals such as salt, coal, or oil sands. The tires used for these applications are generally pneumatic or foam filled pneumatics however the best option for these applications is […]