Occupational skills
Process mechanics (m/f) in the non-metallic minerals industry specializing in construction materials
- operate and monitor quarrying plant and conveying devices in quarries;
- take material samples or monitor automated sampling devices and dispatch the samples to the materials laboratory;
- monitor and control calcination systems and grinding plant for manufacturing hydraulic binding agents (cement, lime, dolomite, gypsum);
- evaluate measurement data and, acting on such data and analytical findings, intervene in the production process to correct anomalies;
- carry out cleaning and servicing operations during inspection tours;
- carry out maintenance operations as necessary or report error messages to the maintenance department;
- operate bagging and palletizing equipment for sack goods and weighing and loading equipment for filling bulk goods into container vehicles.
Process mechanics (m/f) in the non-metallic minerals industry specializing in ready-mixed concrete
- organize, as required, the supply of basic materials: cement/lime, sand, gravel, additives, reagents and water;
- initiate and monitor, with reference to the mixing instructions, the weighing of the solid components, the loading of the mixer, the addition of water and reagents and the mxing process;
- monitor the loading of the mixing vehicles with wet concrete or wet mortar and the computerized production of delivery documents;
- carry out checks on concrete in accordance with technical standards within the framework of their monitoring activities;
- regularly check the conveying, weighing and mixing equipment and replace worn parts as required;
- commission recycling plant for residual concrete and mortar and carry out servicing operations.
Process mechanics (m/f) in the non-metallic minerals industry specializing in gypsum board or fibre cement
- monitor the weighing of solid substances, the addition of water and the mixing process for producing gypsum board or fibre cement pastes;
- monitor the corresponding shaping process: boards (gypsum boards) or boards and pipes (fibre cement);
- monitor the hardening times and the automated board cutting operations;
- monitor the throughput through the drying plant;
- set up trimming and aftertreatment machines;
- carry out cleaning and servicing operations during inspection tours;
- carry out quality checks, document measurements, and record the production parameters using computerized systems;
- attend to stacking and transportation to the dispatch station.
Process mechanics (m/f) in the non-metallic minerals industry specializing in sand-lime brick and aerated concrete
- monitor the weighing of solid substances, the addition of water and the mixing process for producing sand-lime brick and aerated concrete pastes;
- operate and service plant and machinery for producing reinforcing elements, including the application of protection against corrosion;
- for shaping aerated concrete products:
- monitor where appropriate the correct positioning of reinforcing elements in the moulds;
- monitor the filling, hardening and blowing processes;
- monitor the cutting of boards and sections;
- check and label the cut articles;
- alternatively, for shaping sand-lime bricks:
- monitor the moulding process for producing sand-lime bricks;
- check and label the products;
- operate and monitor the autoclaves for steam-hardening (only after additional training as a boilerman;
- set up and monitor aftertreatment machines and cement and otherwise assemble aerated concrete parts to form large-format structures;
- carry out cleaning and servicing operations during inspection tours;
- join sand-lime bricks, where appropriate, to reinforcing elements using mortar to form reinforced sand-lime brick structures;
- carry out the final inspection, grade, store and pallet/pack the products.
Process mechanics (m/f) in the non-metallic minerals industry specializing in prefabricated concrete products
- monitor and control the mixing of cement, sand, gravel, additives, reagents and water for the production of concrete paste;
- manufacture reinforcing elements from concrete steel and, where appropriate, position these correctly in the moulds;
- monitor and control the mechanical shaping and compaction of freshly-mixed concrete into prefabricated concrete products;
- check the quality by visual inspection of the green products and testing for dimensional accuracy and strength;
- carry out cleaning and servicing operations during inspection tours;
- label the products as required and prepare them ready for dispatch;
- transport, store and load the prefabricated concrete products, e.g. pipes, shaped bricks, masonry bricks, sheeting, and building block modules.
Publisher: Federal Institute for Vocational Training (BIBB)
