the domestic reinforced and toughened polypropylene material (TPO) industry has developed rapidly

reinforced and toughened polypropylene material (tpo) is a modified polypropylene material that has the properties of green and environmentally friendly, non-toxic and harmless, long-lasting plasticity, high mechanical strength, and recyclability. tpo has a high application demand in the automobile industry, especially in the field of automobile bumpers. in recent years, my country’s automobile production and…