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About UsYibao(Fujian)Polymer Material Stook CO.,LTD founded in 2008, is located in Jinjiang City of Fujian Province Kengzhen brand Industrial Park, the registered capital of 20.51 million yuan, covering nearly 70 acres, the existing employees more than 200 people, is a collection of rubber , rubber and polymer products development, production, sales of high-tech enterprises.
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ProductsThe main products are: (CR, NEOPRENE), SBR, SCR, EPDM, NBR, NR, TPE, CR + EPDM, SBR + EPDM, low-halogen EPDM, low-halogen CR, low-halogen EVA, PU, silica gel, and other rubber polymer open-cell and closed-cell special foam material products.
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Technology
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BlogFocus on Yibao polymer materials, we will update you from time to time on the new trends in the polymer market and share the company's new dynamic
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Contact UsIf you are interested in our products and services, please feel free to contact us, Yibao Polymer is at your service.
28
2018
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09
Analysis of the causes of rubber product edge bursting
Author:
原因分析:
1.成型温度过高或上下模板温度不一致.
2.排气排的太开或排气时间太迟。
3.胶料快熟。
4.模具结构不合理,没有跑料槽。
5.下料重量偏重。
改善对策:
1.调整成型硫化温度,调整上下板温度。
2.调整排气距离和排气的时间。
3.严格按照混炼工艺标准执行或调整配方和混炼工艺,避免使用放置时间过长胶料(快熟)。
4.在爆边位置加跑料槽。
5.控制单个胶料重量。
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