Nowadays, advances in science and technology, thermal paper use thermal paper is also called thermal fax paper, thermal recording paper, thermal copy paper, in Taiwan is called thermal copy paper. Thermal paper is a kind of processed paper, which is manufactured by coating a layer of "heat-sensitive paint" (thermographic color-changing layer) on high-quality base paper. Although there are more than ten kinds of chemicals used in this color changing layer, at least the following compounds are available: leuco dyes, which are widely used, the most commonly used are fluorescent compounds; the color developing agent accounts for about 20% or less, and the commonly used ones have double Phenol, p-hydroxybenzoic acid; sensitizer accounted for less than 10%, which contains benzenesulfonic acid amide compounds; fillers accounted for less than 50%, commonly used calcium carbonate (microparticles); adhesives accounted for less than 10%, Such as polyvinyl acetate; stabilizers, such as para-benzoic acid dibenzoyl; lubricants and the like. Therefore, the process is difficult and the technical requirements are high. How much is thermal fax paper? How to buy it?

        Thermal fax paper is a relatively common consumable, and as long as the format is mostly versatile, there is no special standard and it is easy to purchase. Thermal paper usually has the following specifications: 210mm (A4), 257mm (B4), 216mm (F4); lengths are 30m, 50m and 100m.

        When purchasing, the specifications should be selected according to the maximum format of the fax machine, and the length is determined by the size of the paper bin. Many fax machines use 30 m fax paper, while 100 m fax paper requires a special large paper bin fax machine. Can be used.

        For the problem of how much thermal fax paper is, different brands have different prices and the quality is different. You can search for the thermal fax paper you want on the Internet.

        The above is the introduction of the contents of thermal paper and thermal fax paper, I hope to help everyone.

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