Traditional Culture Encyclopedia - Traditional stories - What material is recycled leather?
What material is recycled leather?
Regenerated leather is made by crushing raw materials of genuine leather or regenerated leather into leather fibers with a certain size, and then mixing them with natural rubber, resin and other raw materials and pressing them into filter cakes. The filter cake is heated to make the surface fibers melt and have viscosity, and each layer is extruded, bonded, dehydrated and shaped, dried, sliced, embossed and surface treated to obtain the final product.
Advantages and disadvantages of recycled leather
1, advantages
Regenerated leather has hygroscopicity and breathability, and well-made leather also has softness and elasticity, light texture, strong resistance to extreme high and low temperatures and wear resistance.
2. Deficiencies
The strength is worse than that of leather with the same thickness, and of course it is worse than that of PU, so it is not suitable for leather goods with high stress such as uppers.
Application of recycled leather
Recycled leather is a kind of high value-added product, which is made of leather waste and scraps produced during leather processing. It is an auxiliary material widely used in leather products, leather shoes, furniture and other leather-related finished products.
As an intermediate layer, recycled leather replaces cardboard with its unparalleled texture, elasticity, toughness, moisture resistance and processing adaptability; As a kind of fabric, recycled leather can show a variety of performance effects after embossing, printing and PU compounding, and is widely used to make leather goods, furniture, book covers and so on.
How to distinguish regenerated skin from dermis?
The technology of reclaimed leather is a mixture of dermal fiber, crosslinked fiber, resin and other additives. Dermal is made of animal skin.
The difference between recycled leather and artificial leather
1, different definitions
Artificial leather is made of pvc and PU with different formulations by foaming or laminating on textile fabrics or non-woven fabrics. It can be processed according to different requirements of strength, wear resistance, cold resistance, color, luster and pattern, and has the characteristics of diverse colors, good waterproof performance, neat edge width, high utilization rate and cheaper price than leather.
Recycled leather is made of leather waste and processed into a complete leather.
2, the price is different
The price of recycled leather is cheaper, and the price of artificial leather will vary according to different processes. The price of high-end artificial leather is almost the same as that of genuine leather.
3, the quality is different
Regenerated skin is generally thick and has poor strength; Artificial leather has moderate strength, and its feel and surface are almost the same as that of genuine leather.
4. Different applications
Regenerated leather is only suitable for making cheap shaped products such as briefcases, trolley bags and club covers and cheap belts; Artificial leather can cover all areas covered by genuine leather according to different qualities.
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