Our products


Fields of application

gravel plants, processing plants


Sand and gravel are important raw materials, the purity and quality of which construction and industry place high demands on. Automation system by RK ensure that optimum results are achieved during conveying, crushing, dedusting, classifying and loading these materials: regardless of whether they are primary materials or the recycling of rubble, ceramic, eternity or minerals. Custom-made control technology ensures that the conveyor systems meet your individual requirements. Our specialists take care of planning and development, as well as installation and service, so that your systems always run reliable.


  • High-resolution graphic system representation with process mapping
  • Revision operation for individual plant components
  • Master data management for sand, gravel plants and loading
  • Delivery note, protocol and statistics printouts
  • Material discharge and transport to crusher or loading

  • Sandwich dosage for mixed gravel production
  • Optimization and increase in performance of belts and crusher by regulation
  • Self-service loading via belt weigher
  • Building materials recycling
  • Connection to autonomous EDP