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Selection of hot melt adhesive film method and matters needing attention


hot melt adhesive filmThe selection method and matters needing attention:

There are many kinds of hot melt adhesive film, so it is particularly important to choose the one suitable for you according to the thickness and melting point. Selection method and precautions of hot melt adhesive film:

Hot melt adhesive films of different materials have different degrees of adhesion to different materials, and the degree of adhesion to all materials (such as polyurethane) is not greater than that of all other adhesives. For example, polyurethane is very strong to textile fabrics, and the adhesive strength to PE plastic is almost zero.

For example, if the maximum room temperature of the material cannot exceed 130C, you should choose a hot melt adhesive with a melting point lower than 130C. Because if the processing temperature does not reach the melting point of the adhesive, the adhesive will not melt, and the adhesive force is almost zero.

3. Can you consider a product that is glued? Do you consider applying it in a high or low temperature environment? Do you need to wash it? Do you want to dry clean it? If there are above requirements, you should choose the film with the above corresponding properties.

4. If you can choose a variety of adhesives, please choose the most cost-effective adhesive. When the adhesion requirements can be met, the thinnest adhesive is selected (the thinner the adhesive, the cheaper the price).

 

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Using hot melt adhesive film as an adhesive has the following advantages:

1, clean-soft and smooth, green;

2. Environmental protection-hot melt adhesive film and other raw materials produced by the company itself, passed the environmental certification, and grasped the environmental protection from the source.

3, high efficiency-bonding speed, to achieve a few seconds;

4, safe and 3354 solvent-free, no operational risk in the production process.

5. The hot melt adhesive film has a particularly strong adhesion to certain materials, and its performance is better than that of adhesives.

6, can be automated production-thermal combination, to achieve efficient scale production.

7. Sell portable material tape, just ironing if necessary. Reduce the trouble of finding adhesives, mixing adhesives and applying adhesives.

8. Hot melt adhesive that can be repeatedly bonded, heated peeling, and after peeling, the product can be re-bonded by heating.

9. Functional characteristics Hot melt adhesive has a variety of hot melt adhesive options, including dry cleaning, washing, low temperature resistance, high temperature, etc.

10. It can be used as adhesive and sealant at the same time.

hot melt adhesive film can be used on what products?

Becausehot melt adhesive filmThe adhesion to metal materials is very good, so the bonding of metal materials with hot melt adhesive film as the main adhesive. For example, bonding between metal and metal, bonding between metal and non-woven fabric, metal and sponge materials, etc. Of course, the hot melt adhesive film is not limited to the adhesive compound of metal materials, but also suitable for mold soldiers, weaving and other adhesives.

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Today, let Cheng Guan introduce what is a low-temperature port treasure. The so-called low-temperature port treasure is used under the heel of the shoe to make the heel play a fixed role. The material used is a bit like cardboard, which is relatively hard, but glue is used when fixing the low-temperature port treasure and the shoe. The low temperature port treasure according to the material is generally divided into the following three kinds 1, leather pulp low temperature port treasure Soaking water softening method, this kind of low-temperature port treasure is made of cowhide midsole leather as the material of low-temperature port treasure, which is also the softening method used to make leather shoes by hand. At present, Italian leather shoes are trapped in traditional ideas, and this kind of low-temperature port treasure is often used, which is not in line with economic benefits. 2, chemical film low temperature port treasure Soaking solvent (toluene) softening method; this kind of low-temperature Hong Kong Bao immersion solvent can be softened, which is one of the revolutionary shoe materials in the shoe industry in recent years. Its characteristics for soaking solvent can be very soft, the most conducive to footwear molding, without adding or strengthening any treatment, drying and cooling can achieve a stiff effect, for the shoe industry to use more ways. Advantages: cheap, easy molding. Disadvantages: thick, long forming time. The worst elasticity. 3, hot melt adhesive low temperature port treasure Heating softening method: heating (about 100-120 degrees) is used to soften the "hot melt adhesive" pre-pressed to the lining position in front of the shoe, so as to facilitate gang forming. its advantages are fast, thinner and more elastic than ordinary low-temperature port treasures. Disadvantages: molding difficulty is high, heat control is not easy. Dongguan Chengguan Enyou Material Technology Co., Ltd. is a Taiwan-funded professional hot melt adhesive manufacturer. The company has achieved advanced and excellent development since it was put into production in 1980. The company has 5,000 SQM in its production workshop and seven advanced production lines with a daily output of 100,000 SQM. The main products are: hot melt adhesive molding network, Dongguan hot melt film, low temperature Hong Kong Bao, Hong Kong Bao, hot melt film, hot melt adhesive film, etc. Very professional technical support.


The effect of different hot melt film

Hot melt film is a product developed in recent years, but it has developed rapidly and has been recognized and mastered by many people. This is to melt the rubber by electric heating, and the rubber is extruded from the muzzle to bond the adherend. The operation is convenient, the curing speed is fast, and the bonding strength is reached after a few seconds. Many types of hot melt film are specifically used in the industrial field, and their strength and durability far exceed those used in regular hardware/handicraft products. For example, the seam tape used in carpet production is stuck with a special hot melt adhesive, which makes the quality of carpet seams durable.


Types of hot melt film

The type and composition of hot melt adhesive, commonly used hot melt film mainly has PA/PES/TPU/EVA/LDPE/HDPE and so on.


Where are hot melt films used?

Hot melt film are used in what place: 1. fabric with hot melt film: mainly used in shape, shoes and hats production. The garment using the adhesive not only has a good appearance quality, but also has the characteristics of natural and smooth after washing, and can be worn without ironing. The shoes and hats using the glue are light and breathable, with good shape retention, especially suitable for the shoe industry, and also have the advantages of comfortable wearing and reducing shoe odor.