The manufacturing process of coloured plastic paper clips in a factory

The provided flowchart illustrates the various stages involved in the manufacturing of coloured plastic paper clips within a small factory. Overall, the process is linear, beginning with the preparation of raw molten plastic and ending with the final packing and dispatch of the finished goods, with two distinct quality control checkpoints integrated throughout the production cycle.

Initially, molten plastic is fed into three separate moulds, specifically red, blue, and yellow. Once moulded, the clips undergo an automated quality control process where a machine checks for structural strength. Any items that fail this assessment are immediately rejected. The remaining clips proceed to a manual sorting stage, where they are categorised into either mixed colours or single colours.

Following this, the sorted clips undergo a second quality control check to verify the colour consistency of the mixtures and single-coloured batches. Interestingly, the flowchart indicates a feedback loop from the single colours stage back to the manual sorting process, suggesting a potential re-sorting mechanism. Finally, once the clips have passed the second quality control inspection, they are moved to the packing and dispatch department, marking the completion of the manufacturing cycle.