1) PU pipe landing sound more boring, pseudo-PU pipe landing sound more crisp. 2) Product testing unit is a non-professional units, does not match the contents of the criteria listed in the test project content and PU tube, the product or products recommended departmental promotion department of PU tube PU tube standards do not understand or no standards department certificates are issued Pseudo PU tube. 3) PU pipe matte white or other colors of matt, shiny bright pseudo PU tube or bright color. 5) the density is slightly larger than the pseudo-PU tube PU tube. 6) PU pipe soft touch, pseudo-PU pipe feel smooth. 7) PU pipe is completely opaque, pseudo-PU tube slightly translucent or semi-translucent. The real PU pipe shall conform to ISO standards; performance pseudo PU pipe and fittings are unable to pass the above criteria. It should be noted that pseudo-life PU pipe is only 1-5 years, and the real life of PU pipe are more than 50 years. Please Select: - Dongguan to the crown Plastic Products Co., China's plastics industry is developing very rapidly, pu, covering a very wide range of important industries. Due to wide range of products, uneven product quality, leading market standards is difficult to define. Recently, pu trachea, sources said that China is expected to start from December to implement the three plastic GB standard, thereby further regulate the market of plastic, plastic national implementation of international standards to improve market competitiveness, improve product quality as key facilitators effect. 1. The cost of plastic is relatively low, could meet the automotive interior parts of the performance requirements. 2. The quality of plastics is relatively light, plasticity, can shape a more complex shape. 3. Now the mold industry is more developed, plastic instead of steel products is a developing trend. pu green tube, food-grade PU tube (online consultation), pu provided by the Dongguan City, the crown plastic products Limited. Dongguan City, the crown Plastic Products Co., Ltd. (www.gddgyg.com) Dongguan, Guangdong, wire, tube, leader board manufacturing equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Plastic pipe crown in the leadership with the staff warmly welcome all inquiries negotiations to create the crown Plastic pipe a better future.