1. Open the zipper to check the appearance of silk: high-quality silk is milky white slightly yellow, silk surface has soft luster, not black, not astringent, long silk, open the surface of the silk, internal yuan into a group of flocculent broken silk, manual silk also slightly silkworm baby impurities.
2.84 Disinfectant test: Extract silk from any corner, not only the silk of the inspection mouth, but also the silk of the inspection mouth in general. It is recommended to draw silk from the four corners and the middle of the quilt and put it into 84 disinfectant. If it is real, the silk will melt completely, otherwise it is fake.
3. The method of combustion to identify the purity of silk: pull out a few silk (sampling from a number of parts), with a lighter burn: silk ignition point is very low, burning will soon be extinguished, burning smoke is white, and accompanied by burning feathers out of the protein coke taste, burning ash and fragile, pinched powder; Chemical fiber material combustion emit black smoke and take excitant smell, gray end black and pinch with a hand, both have obvious distinction.
4. Smell the quilt. The freshly made silk quilt has the taste of natural silkworm pupae. Tussah silk will not have this special taste!!
5. Fiber strength. The stronger the silk, the better the quality. The same length of silkworm thread, after stretching, the longer the better quality.
Post time: Feb-23-2022