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2020
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07
How is the quality of ordinary PP hollow sheets?
PP hollow board is a new type of environmentally friendly packaging material. The cross-section of the hollow board features a grid-like structure, which is why it’s also known as a grid-type hollow board. Next, let’s take a look at the introduction to PP hollow boards through the following content. Is PP hollow board good? How is PP hollow board used? Is PP hollow board good?
PP hollow board is a new type of environmentally friendly packaging material. It produces no dust during use and boasts a long service life—4 to 10 times longer than that of corrugated cardboard. It can be recycled and used as a substitute for corrugated cardboard. The trend is particularly evident in product packaging. Moreover, thanks to its lightweight nature, excellent toughness, flexible dimensions, and relatively low cost, PP hollow board turnover boxes equipped with various accessories are gaining momentum in replacing injection-molded turnover boxes.
PP hollow boards come in a wide variety of colors and can be customized in thickness. For example, the PP hollow boards branded “Wangliang Packaging Materials” have a thickness range of 2 to 10 mm. In some overseas factories, the thickness of these boards can even reach 12 mm. What are the advantages of using PP hollow boards? They feature excellent compression resistance, superior moisture and water resistance, and the ability to withstand earthquakes and reduce pressure. With a melting point of 150°C, these boards remain undeformed even at high temperatures up to 170°C without external force applied. They are also the lightest among all plastic products.
PP sheets are easy to process, can be directly machined according to user requirements, and are easy to seal. What are the applications of PP hollow sheets? The material of PP hollow sheets determines their non-toxicity, non-polluting nature, corrosion resistance, waterproof properties, and shock resistance. Some factories can incorporate flame-retardant masterbatches into flame-retardant hollow sheets based on different requirements, making them suitable for outdoor billboards with high fire safety standards—such as those used for Christmas decorations or in dry environments. Additionally, by blending UV-resistant color masterbatches, UV-resistant PP hollow sheets can be produced and are widely used in the construction of greenhouse roofs.
For more information on Ningbo hollow boards and related content, please stay tuned to the updated website of Zhejiang YORO Packaging Technology Co., Ltd.: www.nbyrbz.cn; Service hotline: 18958381786.

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