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Yellowing in the middle of the boards
Release time: 2023-02-19
Cause analysis:
a.Charging barral and mold temperature are high
b.Lubricant is not matched well
c.The thickness of the board is too thick
d.Thermal Dissipation of AC blowing agent exothermic core layer is slow
e.The stability of the stabilizer is not good
Solution:
a.To adjust the mold temperature.
b.To choose high-efficiency lubricants and adjust lubrication collocation
c.To reduce the dosage of AC blowing agent and increase the dosage of NC blowing agent on thick boards
d.Choose a stabilizer with better heat stability.
What we offered to customers shall be our excellent products and distinguished services; our promises to customers shall be above anything else.
Contact Information
Factory Address：Shangchan Street, Zao Yuan Sub-district Office, Zhangqiu District, Jinan City, Shandong Province.
Office address:Building 4C, Double Creation Base, 7888 Jingshi East Road, Shuangshan Street, Zhangqiu District, Jinan, Shandong Province
