Apr 20, 2020 · The picture above shows an example of how the crushing plant can be divided into primary, secondary, and tertiary stages. The aggregate produced in a primary crusher is classified using a screen into a 020 mm fraction and typically a 20150 mm fraction. The 020 mm fraction contains soil etc. and is generally considered to be of poor quality.
minerals mined primary secondary tertiary processes · In a whole production line, usually, the cone crusher is used for secondary or tertiary crushing process, or first crushing. new jaw and cone crushers Appliion new jaw and cone crushers are widely applied in metallurgy, construction, road building, chemical and phosphatic industry.