Before establishing the standards for process verification, the following points should be considered:
1. Process quality requirements, that is, product characteristics, are the input of confirmation, the starting point of planning and the basis of process capability analysis.
2, the guarantee of raw materials, the provisions of the use of raw materials must meet the product acceptance standards.
3. The main factors affecting the process capacity are the conditions of process guarantee and what kind of process conditions are used for production.
4, equipment and monitoring and measuring equipment in good condition, to ensure that the equipment and monitoring and measuring equipment completely correspond to emergencies.
5. The operators have been trained, have the specified operation skills, meet the requirements of personnel ability, and are qualified.
6, determine the operation methods and procedures, a unified work instruction, clear operation methods and procedures.
7. The arrangement of confirmation stipulates that the process has changed greatly, the adjustment of materials, equipment and operation methods, the change of product performance and the adjustment of operators, etc. It should be reconfirmed.