How to do bag quality control of colour with lab dips?
How to do bag quality control of colour with lab dips? To do bag quality control better, I have been asked how lab dips are made for bags, and my answers are as below: Lab dips are made in the lab of dyeing factory. Actually different factory makes lab dips differently with different equipment for different material/fibres. As most of bag's material is polyester, which is dyed under high temperature with high pressure. Basically below processes are necessary. Get a colour swatch or a...