When should processing specifications be reviewed by the production department?

Processing specifications should be reviewed by the production department primarily when there are changes in the materials provided by the customer. This is because different materials may require different handling, processing techniques, and adjustments to the current specifications to ensure that the final product meets the required quality and performance standards. An alteration in the material could affect the entire production process, leading to potential issues with quality, safety, and efficiency.

Evaluating the specifications upon changes in material ensures the production team can adapt to new characteristics or behaviors of the material, thereby maintaining product integrity and meeting customer expectations. The other scenarios, while they may prompt reviews in certain contexts, do not necessarily require immediate reviews of the specifications in the same way a change in material would. For example, changes in pricing and the introduction of new product lines are factors that might influence production decisions, but they do not directly alter the processing specifications like a change in material would.