Elements and Performance Criteria
- Identify the required concrete surface application
- Examine concrete surface to be prepared and polished to evaluate the level, any undulations and surface condition
- Establish types of grinding and polishing techniques required based on floor inspection of the job
- Determine the need for wet or dry application and any additional abrasives required
- Evaluate floor moisture test results and use results to determine the floor grinding and polishing steps for the job
- Select diamond grinding tools
- Identify required diamond tools and bond type for surface preparation
- Determine grit size for grinding based on job requirements
- Match segments of diamond tool and bond type to the job requirements and machine to be used for grinding
- Fit diamond tools to the planetary machine for surface preparation operations ensuring tool rotation is correct for the machine set-up
- Select floor diamond polishing tools
- Identify required diamond tools and bond type for surface polishing
- Determine grit size for the polishing job
- Match segments of diamond tool and bond type to the job requirements and machine to be used for polishing
- Fit diamond tools to the planetary machine for surface polishing operations ensuring tool rotation is correct for the machine set up
- Clean up work area and tools
- Examine all diamond tools and identify those which are able to be re-used and which are to be discarded
- Clean and store tools and equipment in accordance with workplace procedures
- Record items to be discarded in workplace documentation and make disposal in accordance with manufacturer recommendations
- Clear work area and safely remove waste