What Are Differences Between PU And PVC Heat Transfer Vinyl ?

PU heat transfer vinyl is the abbreviation of Polyurethane, Chinese name is polyurethane abbreviation polyurethane. PU is a polyurethane, PU film is a polyurethane film, is a non-toxic environmentally friendly environmentally friendly materials, without any harm to human skin, and is widely used in apparel fabrics, medical and health, leather and other fields.


Its flexibility is good, light high. In the water on the very thin thickness (0.012-0.035mm) there are other materials unmatched physical performance (can withstand water pressure above 10000mm water column) the use of high technology in the material into the hydrophilic agent in addition to the film has a high waterproof Out of the performance but also has excellent moisture permeability (body sweat can be freely in the film between the penetration). This function of a breakthrough, with the textile industry fit processing technology, greatly enhance the added value of textiles. Is now widely used in snow, windbreaker, cold jacket, gloves,

Overview editor
Its flexibility is good, light high. In the water on the very thin thickness (0.012-0.035mm) there are other materials unmatched physical performance (can withstand water pressure above 10000mm water column) the use of high technology in the material into the hydrophilic agent in addition to the film has a high waterproof Out of the performance but also has excellent moisture permeability (body sweat can be freely in the film between the penetration). This function of a breakthrough, with the textile industry fit processing technology, greatly enhance the added value of textiles. Has been widely used in snow, windbreaker, cold jacket, gloves, hats, bedspreads and other purposes. In addition, excellent cold resistance, environmental non-toxic recyclable and decomposed, making the PU film become the mainstream of the 21st century material.
1. Cold-resistant up to -30 ℃;
2. Moisture permeability is a hydrophilic principle, no microporous easy to be cleanser or sweat components clogging problems;
3. Without plasticizer (PLASTICIZER), no spit oil (MIGRATION) have a bad problem

PVC heat transfer vinyl , yellowish translucent, shiny. Transparency is better than polyethylene, polypropylene, worse than polystyrene, with a different amount of additives, divided into soft and hard PVC, soft and flexible products, sticky, hard products hardness higher than the low density polyethylene, Below polypropylene, there will be bleaching at the fold. Common products: sheet, pipe, soles, toys, windows and doors, wire skin, stationery and so on. Is a use of a chlorine atom to replace polyethylene in a hydrogen atom of the polymer material.


PU and PVC from the following ways to identify:
1, PU feel better than PVC to soft, good quality, good toughness, generally used to fabric, can withstand relatively large tensile strength;
2, PU price is more expensive than PVC;
3, PVC can tear forcefully, and PU can not;
4,PVC base cloth is generally thinner and thinner; PVC is more water-jet cloth base and sweat cloth base, while PU cloth base quality is relatively high; PVC leather base is generally woven and knitted fabrics, The base of PU leather is non-woven fabric;
5, if the fire, the taste of PU is relatively light, PVC will be black, smell bad.
6, the proportion of PVC than PU large.
7, PVC lines deep, the middle of the foam layer is more obvious. PU from the lines to points, including the mirror PU, sheepskin PU, NappaPU, two-color PU, cork PU, metal PU, Helen pattern PU, lychee pattern PU, pig pattern PU, R61 pattern PU, crocodile pattern PU, , Soft lines and so on. The characteristic of the mirror PU is the bright surface, with the folding mirror PU, the crystal mirror PU, the film mirror PU and so on. Nappa, Helen (KMF), metal, R61 these PU lines are more similar to the naked eye to see very fine to distinguish, mainly the different patterns of the lines. Two-color PU surface and the end of the same color. Look carefully at the R61 lines, there are some small holes; sheep pattern is a continuous small hole; Nappa lines more rules, more obvious; the remaining is the KMF Helen pattern, lines no fixed rules; Very light and very dark lines. There is also a stretch PU, more flexible. Semi-PU surface is PU, the end of the cloth is PVC, in fact, belong to PVC, can be torn by hand, SemiPU, also known as imitation PU.

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