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Crusher Operator: Duties, Training and Safety Instructions
A crusher operator is the person who keeps the crushers, screens, feeders and conveyors of a crushing and screening plant…
How to Open a Quarry in Turkey: Licences, Documents and Permits
Opening a quarry is a long process involving many technical and legal steps, from geological work to licensing and from…
What Is Mining? Types of Mines and Mining Methods
Mining is the whole set of activities involved in exploring for, extracting, processing and preparing for use minerals, rocks, coal…
Gearbox Calculation: Ratio, Torque, Power and Gear Oil Selection
When choosing a gearbox for a conveyor, screw, feeder or agitator, the questions to answer are: Which ratio is needed?…
Aggregate Sieve Analysis and Grading Curve: Test Steps
Sieve analysis (particle size distribution test, granulometry) determines how much material in an aggregate sample falls into each size range…
Jaw Crusher Sizes Explained: Feed Opening, Capacity and Selection
In quarries and the crushing and screening industry, jaw crushers are often referred to by their opening size; in Turkey,…
Conveyor Idler Sizes: Roller Diameter, Length and Shaft Size Chart
A conveyor idler (roller) is a cylindrical part with bearings inside that supports and guides the belt on a belt…
Bearing Numbers and Sizes: What Do ZZ, 2RS and C3 Mean? Size Chart
The bearing number on a bearing is a code describing its type, dimension series, bore and special features. Reading it…
Belt Conveyor Calculation: Capacity, Belt Speed and Motor Power
When designing a belt conveyor, the first questions are: Which belt width and belt speed will carry the required capacity?…
Belt and Pulley Calculation: Belt Length, Speed Ratio and Pulley Sizes
When designing a belt drive or replacing the belt on an existing drive, three questions need answering: Which pulley diameters…
Crushed Stone Chippings: Types, Sizes and Bulk Density
Crushed stone chippings (called mıcır in Turkey) are angular crushed stone obtained by crushing rock or coarse gravel in crushers…
What Is Aggregate? Types, Properties and Uses
Aggregate is the general name for granular materials such as sand, gravel, chippings and crushed stone used in building materials…