HPDE (high-density polyethylene) spiral pipe has a broad application prospect for its unique properties.
即高密聚乙烯螺旋管以其独特的优点，在工程中有着十分广泛应用前景。
The results show that the impact strength of PP/HDPE/SBS ternary blends not only related to the content of SBS but also the content of HDPE. The act of HPDE is similar to SBS in toughening of PP.
研究结果表明，PP三元共混物的冲击韧性除与SBS的含量密切相关外，还与HDPE的含量有关，HDPE起到了与SBS相似的增韧作用。
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