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Kunshan Weite Packing Products Co., Ltd.

Add: No. 1353, Changjiang North Road, Kunshan City, Jiangsu Province

Contact: Di Zong

Mob: 135-8497-8500

153-1215-0699

Tel: 0512-50150160

Fax: 0512-57939691

Web: www.weltpack.com

Mail box: [email protected]


Why do plastic products change color?

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Why do plastic products change color?

The production strength of the blister bulb can meet the various needs of users for the blister tray of blister packaging products. The company has professional plastic processing equipment, plastic products are widely used in auto parts, toolbox and internal care, medical equipment, home appliance parts, food, toys, egg trays, paint trays and other supplies.


In the industry of blister packaging products in Kunshan, it is often said that blister packaging is in the same batch of delivery, some colors will be very light, and some colors will be deep. Point.


Some blister packs are yellowish in color and very ugly, especially when blister is used for the final outer packaging. In most cases, it affects the sales and aesthetics of the product, so it will cause the loss of the company. of. According to the small series of plastic blister, the main reason for the discoloration of blister products is multi-factor, the main ones are as follows:


  1, in terms of the mold


  (1) The vent hole of the mold is unfavorable, causing the plastic to react violently in the case of high temperature and high pressure, burned plastic, and the like.


  (2) The blister sheet or the lubricant and mold release agent contained in the mold are too much, so we should clean it on schedule, and then remove some additives such as anti-static.


  2, in terms of equipment


  (1) The equipment is not clean. Dust or dust on the equipment can contaminate the blister sheet, which can cause discoloration of the blister.


  (2) Unbalance of the thermocouple, temperature controller or heating system causes temperature imbalance, which also causes discoloration of the blister pack.


  3. Sheets.


  (1) The moisture and volatile matter content is high.


  (2) Pyrolysis of colorants and additives.


(3) The sheet is contaminated.


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Key words:KunshanBlister,Blistermanufacturer,Blisterprice

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