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Dongguan Shengyao Plastic Products Co., Ltd

Phone: Mr. Gao 13826944220, 13825776951

Fax: 0769-82819890

email: sxjpchina@126.com

Website: www.shengyaoplastic. com

Address: No. 21 Changxin Road, Jinkou, Chashan Town, Dongguan City, Guangdong Province


Why do bubbles appear in PVC products after processing?

2020-07-06
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PVC material is one of the most widely used materials. We can see PVC in our daily lives; It can be used to make neon lights, wire products, door window accessories, car accessories, all of which are common in our daily lives, such as wallpaper, furniture, flooring, etc., which are basically covered in our daily lives! But no matter how good the product is, there may be problems, we should also have a solution for the reasons such as bubbles in PVC products.


the perspective of material production technology, PVC is an amorphous material with some inherent drawbacks. Therefore, stabilizers, lubricants, auxiliary processing agents, other additives are added in actual production. Only these steps can be achieved after injection molding, so we need to check if the ingredients are reasonable if there are any issues with our product batch. Then we will discuss how to solve the material problem.


1. Water content


During the production process, if our high mixed hot air is successfully discharged, the release of moisture other polymers can lead to such problems.


2. Vacuum


Often, when the vacuum is sufficient, other polymer volatiles in the water cannot be expelled.


3. Raw materials


When the raw resin becomes damp, it can also cause bubble reactions. The solution is to use professional tools to check whether the material parameters exceed the standard.


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