YuChun
Email : info3@greentpu.com
Add:No. 11, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China
(Old address:No. 232, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China)
Temperature, pressure and time need to be considered when choosing TPU hot melt adhesive film
TPU hot melt adhesive film is a kind of hot melt adhesive and is an environmentally friendly adhesive. Like all hot melt adhesive films, it has good adhesion properties. Temperature, pressure and time are three important adhesion factors for TPU hot melt adhesive film. If you are not careful, the TPU hot melt adhesive film may be deformed, have bubbles, and have excessive hot melt.
TPU hot melt adhesive film needs to be heated and melted to have adhesion, otherwise it will be the same as ordinary plastic film. When bonding materials, the TPU hot melt adhesive film should be placed between the substrate to be bonded and the substrate to be bonded, and a certain pressure should be applied to obtain a good bond. Temperature and pressure are two important factors for good adhesion of TPU hot melt adhesive films. Because it takes time to heat the TPU hot melt adhesive film, it also takes time to coat the TPU hot melt adhesive film on the surface of the adherend after the TPU hot melt adhesive film is melted. Too long hot pressing time will lead to excessive penetration of the TPU hot melt adhesive film, and too short hot pressing time will lead to poor spreading of the TPU hot melt adhesive film. In short, the hot pressing time is too long or too short will cause adverse effects.
When we choose TPU hot melt adhesive film to bond this material, we must consider this temperature condition. If the melting temperature of the selected TPU hot melt adhesive film is similar to the temperature resistance of the material to be adhered, the material will become soft even if the TPU hot melt adhesive film is formed. At this time, we only need to choose low temperature TPU hot melt adhesive film to bond the material. As long as the use temperature of the TPU hot melt adhesive film is lower than the softening temperature of the material itself, it can ensure that the adhered material does not deform during the hot pressing process. When developers choose TPU hot melt adhesive film, they need to consider this issue in advance and narrow the range of TPU hot melt adhesive film models, so as to achieve more with less effort.
TPU hot melt adhesive film is a recyclable and environmentally friendly product, and the loss rate is low in the whole process of production and use of TPU hot melt adhesive film. The leftover material of TPU hot melt adhesive film can be fully recycled in the process of making key materials, which has the advantages of reducing energy consumption, activation temperature, initial setting, carbon dioxide emission and cost.

YuChun
Email : info3@greentpu.com
Add:No. 11, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China
(Old address:No. 232, Wentang North Road, Wenzhou Road, Dongcheng Dist., Dongguan, Guangdong, China)
· Sample thickness, width to write clearly.
· Sample color and surface effect to be noted.
· Sample hardness and special requirements Please note.
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