Digester Operator Stationary Plant & Machine Operators

The national and international requirements, specifications and guidelines to ensure that products, services and processes are of good quality and fit for purpose.

The different criteria used to determine differences in paper types such as coarseness and thickness, and the different fabrication methods and wood types from which the types of paper stem.

Kinds of pulp are distinguished based on their fibre type and the specific chemical processes through which they were created.

This includes the stationary and rotary steam digesters, which cook wood chips in an acid solution to make pulp for use in the manufacture of paper.

Continuously check up on the automated machine's set-up and execution or make regular control rounds. If necessary, record and interpret data on the operating conditions of installations and equipment in …

Avoid lesser quality and lower grades of recycled paper and pulp by keeping an eye open for stickies, plastics, colour, unbleached fibres, brightness, and dirt.

Set up and give commands to a machine by dispatching the appropriate data and input into the (computer) controller corresponding with the desired processed product.

Ensure the machine is fed the necessary and adequate materials and control the placement or automatic feed and retrieval of work pieces in the machines or machine tools on the …

Identify operating problems, decide what to do about it and report accordingly.

Wear relevant and necessary protective gear, such as protective goggles or other eye protection, hard hats, safety gloves.

Check and safely operate machines and equipment required for your work according to manuals and instructions.

Measure the weight and concentration of the pulp slurry for further processing and storage by using disk filters and calculating slurry density with specific formulas.

Add cooking chemicals and steam to dissolve lignin and separate the plant fibres, breaking down wood chips to recover pulp after a bleaching and drying process.

Remove the chemical solution of the digesting process, making paper pulp soft and fibrous.

Various deinking processes such as flotation, bleaching, and washing. These are used to remove ink from the paper in preparation for producing new paper.

The range of bleach and others chemicals used to remove the colour from materials in a steam cooking process, adjusting the brightness and colour of the materials.

Perform waste water treatment according to regulations checking for biological waste and chemical waste.

Check the quality of basic materials used for the production of semi-finished and finished goods by assessing some of its characteristics and, if needed, select samples to be analysed.

Perform cleaning routines after equipment use.

Read and interpret such technical resources such as digital or paper drawings and adjustment data in order to properly set up a machine or working tool, or to assemble mechanical …

Dispose of dangerous materials such as chemical or radioactive substances according to environmental and to health and safety regulations.

Dispose of waste materials which pose no risk to health and safety in a manner which complies with recycling and waste management procedures.

Maintain records of the progress of the work including time, defects, malfunctions, etc.

Monitor the conformity of the chemical process, checking all indicators or warning signals provided by the instruments such as recording instruments, flowmeters and panel lights.

Oversee the data presented by a gauge concerning the measurement of pressure, temperature, thickness of a material, and others.

Perform regular maintenance, possibly including corrections and alterations, on a machine or machine tool to ensure it remains in a proper productive state.

Prepare a comprehensive and unbiased report on wood technology production and progressive development of wood based materials.

Keep records of the machine's faults, interventions and irregularities for quality control.

Maintain required company records and forms in order to report any defective materials or questionable conditions of manufacturing machinery and equipment.

Drive chipper trucks or vans, from which the machine is often controlled and operated. Use the vehicle for pickups of processed wood materials in forest job sites.

Monitor in-feed and clear the chipper equipment of debris to avoid blockages and jams in order to secure a free flow of materials.

Set up and monitor the machine that strips remaining bark from timber or logs before they can be further processed, for example chipped for pulp production.

Operate wood chipper machine by inserting long logs, poles, and pieces of timber, producing wood chips.

Add the required amount of bleaching substances and additives and operate the bleaching part of the paper machine, which bleaches the pulp with liquid and solid chemicals, removing any remaining …

Acquire test samples at various stages of the paper deinking and paper recycling process. Process the samples, e.g. by adding a measured amount of dye solution, and test them to …

Handle surfactants or deinking chemicals, which remove ink from fibres. Chemicals such as hydroxides, peroxides, and dispersants are used in processes such as bleaching, flotation, washing, and cleaning. Amongst these …