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Selection Principles of Softeners in the Productio

Recycled rubber needs the combination of softener in the production process to improve the mechanical strength of reclaimed rubber; when using reclaimed rubber raw rubber products, softener can improve the processing performance of rubber compound; therefore, reclaimed rubber can not be separated from softener in the production and use process. So how do softeners work in the production and use of recycled rubber? What is the effect and how to choose softeners related to regenerated rubber?