Dongguan Jingwei Optoelectronic Materials Co., Ltd.

0769-86362156

No.6 Tianxin Street, Yongkou Management District, Shijie Town, Dongguan City, Guangdong Province

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Characteristics, uses and typical thickness of PET release film


Single-sided/double-sided PET release film is widely used in die cutting and adhesive product compounding due to its excellent high temperature resistance. The product uses PET film as the base material, and is coated with a very thin layer of release agent on one or both sides. The surface of the PET release film is smooth and smooth, and the coating is uniform, without wrinkles, particles, bubbles and other defects. The product has excellent physical properties, small thickness tolerances and low thermal shrinkage. It has high tensile strength, tensile resistance and chemical inertness.

PET release film is generally used to isolate adhesive materials, widely used in electronics, inkjet supplies, reflective materials, adhesive tape, self-adhesive waterproof membrane and other industries.

The adhesive release film is divided into light peeling type, medium peeling type, heavy peeling type according to the change of silicon mobility and the peeling force after heating, and the peeling force can be controlled according to the requirements. Good heat resistance.

Product thickness: 0.019mm, 0.025mm, 0.036mm, 0.05mm, 0.075mm, 0.1mm, 0.125mm, 0.175mm, 0.188mm

Controllable release force, high gloss, high cleanliness, 92% residual adhesion, good surface properties.

Characteristics of release film when combined with adhesive products

1) No migration phenomenon. Eliminate the risk of silicone resin release film transferred to the material it clings to

2) The tolerance of the weight per unit area of ​​the PET release film single-sided or double-sided coating is very small.

3) The base film has excellent mechanical strength and chemical properties

4) High temperature resistance can reach 180°C in a long time and 200°C in 10 minutes

5) High stability under extreme weather conditions

6) Extremely long shelf life

Typical thickness of PET release film and PET film

PET film and PET release film are commonly used materials in electronics, adhesives, die cutting, packaging and other industries, but because the industry is not in the market, the various thicknesses are called differently, and the difference in units also leads to various specifications. The name is confusing. Here, the common thickness of PET film is given as an example. If you want to distinguish the thickness, you must first understand the thickness unit of PET film and PET release film. Common units used by the market chief are as follows: 1mm=100c (wire)=1000um. Among them, the unit c (wire) is not a national standard unit, and it is more common in the hardware machinery industry. There are also individual companies that use "strips" as a unit, 1 = 1c. The commonly used thickness of PET film has the following specifications: 0.012mm, 0.025mm, 0.036mm, 0.05mm, 0.075mm, 0.1mm, 0.125mm, 0.15mm, 0.175mm, 0.188mm, 0.25mm.

The thickness of the PET release film is actually divided according to the thickness of the PET film, so when ordering or consulting, you must also understand the units you usually use. Some companies are used to mm, some companies are used to c, and some Use microns. The most common mistake is to make mistakes when ordering 0.025mm and 0.25mm, 0.025mm=2.5c=25um, 0.25mm=25c=250um. I believe that many companies have encountered this situation, saying that the thickness is 25 and then the samples received are far from their own. In fact, this is just a unit difference.

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