Most iron ores are extracted by surface mining Some underground mines do exist but wherever possible surface mining is preferred because it is cheaper Lumps and fines Crushing Asmined iron ore contains lumps of varying size the biggest being more than 1 metre 40 inches across and the smallest about 1 millimetre 004 inch.
Jaw crusher is the vital equipment in crushing industry.Detail
Roll crusher (roller crusher) is suitable for the fine crushing of the materials with feeding size less than 110mm, and finished particle size 3-30mm.Detail
Sand maker is also known as impact crusher or sand making machine.Detail
Ball mill is the vital equipment for recrushing after being crushed.Detail
Circular vibrating screen is mainly used to screen the dry materials used for metallurgy, coal, ore, etc.Detail
Raymond mill is also known as Raymond, Raymond machine.Detail