Mobile stone crushing line is a set of machinery and equipment used to crush large stones into smaller pieces for use in construction projects such as roads, bridges, and buildings. A gravel quarry, on the other hand, is an open pit excavation where gravel and other aggregates are extracted for use in construction and other applications.
Mobile stone crushing lines can be set up in various locations, including near gravel quarries, to facilitate the processing of the extracted material. The process typically involves feeding large stones into a primary crusher, which breaks them down into smaller sizes. The smaller stones are then sent through a series of conveyors and screens to separate them by size and grade. Depending on the application, the crushed stones may be further processed or used as is.

Gravel quarries, on the other hand, involve the extraction of aggregates such as sand, gravel, and crushed stone from the ground. These materials are typically used in construction projects, including roads, bridges, and buildings. The extraction process involves using heavy machinery to excavate the material, which is then sorted and processed to meet specific size and grade requirements.
Both mobile stone crushing lines and gravel quarries can have significant environmental impacts, such as noise and dust emissions, habitat destruction, and impacts to water quality. Therefore, it is important that these operations are conducted in compliance with applicable laws and regulations to minimize their environmental impacts and ensure the safety of workers and nearby communities.