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        6.         目前市場上主流轉向防塵罩產品均使用TPV材料,主要源于TPV具有良好的彈性和耐壓縮變形性,耐環境、耐老化性相當于乙丙橡膠,同時其耐油耐溶劑性能與通用型氯丁橡膠不相上下。
                  TPV可在-60℃~135℃溫度范圍內使用, TPV使用時不需要硫化,可直接通過吹塑等方式加工成型,能縮短加工工藝流程,降低加工成本。
           
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