1. TINTING color matching: how to distinguish one piece from another Have your clothes been dyed? What is the effect of colored clothes? Can it be distinguished by appearance or yarn? Is the surface of clothes that are too heavily applied very yellow? Or there are other phenomena that make it look dirty? Why?
Answer: Since denim is mostly made of cotton, which is relatively easy to color and the wash dyes are mainly blue and yellow, the lining of the denim after color transfer The cloth is mostly yellow or blue, and the weight of the color can also be estimated based on the weight of yellow and blue. When it is too heavy, the gloss of the cloth will appear relatively dull, which is understandable and gives people a dirty feeling.
2. Discoloration: There is a phenomenon called discoloration after denim is washed. Why is this? Is it because there is not enough water? What is the effect?
Answer: There are many ways to say the so-called bracket color. For example, in some places, spray color, that is, disguised color, is called bracket color. The dyeing of the inner color of the face is called coloring. The author’s understanding is that the diffusion of the dye causes the surface color to be different, and the water is not clear enough to cause cross-dying.
3. The clothes have a very gray and hazy effect after washing. What causes this? Is it because the washing time and water are not enough?
Answer: The background color is too light when washing. , and the factory has to reluctantly apply colors in order to deliver the goods. In this way, after the goods are delivered, the flaws will be exposed after the wearer washes them.
4. Clothes sometimes turn yellow after washing. What is the reason? Is it oxidized? Under what circumstances or washing water will it turn yellow?
Answer: Generally, Blue Bull has undergone slight color registration, and customers will buy it and wash it. There is slight yellowing but it won’t be serious. The specific problem should be multi-faceted.
5. How many tanks of water are usually used for factory washing? What will happen if the number of water tanks or times is not enough?
Answer: Not sure, it has to do with various washing methods, the washing master’s technology, and the customer’s experience Depends on color requirements. For example, general washing requires two tanks of water in some places, but rinsing is impossible.
6. INDIGO in denim washing water: What is the concept of INDIGO in denim washing water? Does it refer to the indigo effect on the surface of the cloth? Usually denim INDHow many levels can IGO be divided into? For example, some people want a 4% INDIGO effect.
Answer: INDIGO is dark blue, which is basically the same color as the blue cow. It can be divided into light blue according to different degrees. Medium blue and dark blue. Four percent requires you to do it based on your feeling.
7. Bath ratio: The bath ratio in denim wash water isWhat kind of concept? What does it mean specifically?
Answer: Bath ratio: ratio of water in the washing machine to pants . Larger specific gravity wastes better results, while smaller specific gravity wastes lower quality and requires professional calculations.
8. Is it necessary to wash denim with mildew? Does bleaching make it softer?
Answer: The first two are not necessarily necessary, but the latter is required except for some special effects.
9. Will the weight of denim definitely become heavier after washing? Why? Is it possible to become lighter? Why?
Answer: Not necessarily, but most of them will. Most denim shrinks seriously and needs to be colored and softened. If the entire pair of trousers with extremely low shrinkage is re-bleached It will definitely become lighter without adding color or softness
10. If too much soft oil is added, will there be any other side effects besides softening the hands? For example, it may cause cancer?
Answer: Too much soft oil will make you feel sticky and uncomfortable when wearing it. It is unlikely to cause cancer, because after you buy it and wash it several times at home, Many soft oils have been removed, and general clothing will be tested before leaving the factory. If it causes cancer, how can it be sold?
22. PP effect: Does it refer to Ma Liu? How do you say it in English?
Answer: Yes, the specific English writing method has not been studied.
12. Denim washing procedure: If a piece of clothing needs to be washed like this: mildew washing + stone grinding + bleaching + hand wiping + sanding/sandblasting + horse wash + coloring + resin washing , what is the usual washing procedure?
Answer: 1. Hand wiping + sanding/sandblasting 2. Mold washing + stone grinding + bleaching 3. Horse resin washing 4. Coloring and softening
13. What is the function of a curium furnace?
Answer: It is mainly used in resin, and resin requires a temperature exceeding 100 degrees to have a shaping effect, so its function is: high temperature stability.
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