7 Must-haves Before Embarking On Pu Leather
PU (polyurethane) faux (synthetic) leather material is using knitted fabrics, woven fabrics, or non-woven fabrics because the substrate and coated with polyurethane resin. The fabric can be https://walterychina.com/what-is-pu-leather/ utilized for a wide range such as for example shoes, apparel, furniture, handbags etc.
Real leather is peeled off from animals, like pigskin, sheepskin, crocodile skin, and so forth. The first layer of leather is directly processed from the raw skin of varied animals or cut the thick skin of cattle, pigs, horses, etc into upper and lower layers. The upper part is processed in to the first-layer of leather. The next layer of leather is a combination of PU resin and the low layer of skin or scrap material of the pet skin. The toughness, handfeel, and abrasion resistance of the second layer are much lower than the first layer of leather.
How to distinguish real leather and PU leather?
First, we must identify from the areas of leather pattern, pores, etc. Can be seen in the top of natural leather, the pores do exist, and the distribution is uneven, there’s animal fibers, side section, and the layers are obvious, and there’s animal fibers in the lower layer. Try with your fingernails, you will see leather fibers, you will find a feeling of napping, and a small amount of fibers can be removed, and the faux leather can see the fabric, there is absolutely no animal fiber in the medial side, and the general epidermal has no pores, however, many are imitation leather pores, you will see undesirable pores, a few of the patterns aren’t obvious, or have a compared artificial pattern, and the pores are also quite consistent. At this time, they may be carefully observed by aid from magnifying glass, or can see the fine difference.
Generally speaking, the costs of real leather (especially the initial layer leather) are very much higher than PU leather, so is real leather has been much better properties than PU? The answer is no. Real leather is expensive is because of its many reasons. Such as for example scarce sources and tedious processing of animal skins. Nowadays with the development of technology, nature leather can not achieve many excellent properties of PU leather especially solvent-free PU and DMF-free water-based PU. Because of their excellent physical & chemical properties, healthy & eco-friendly & animal-friendly performance, good uniformity, etc, Europe and USA, etc are highly respected and gradually choose innovative PU leather instead of real leather.