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As an indispensable safety warning product for buried oil and gas pipelines, warning tapes have not been replaced for many years. Because of its excellent product characteristics, the warning tape is made of PE (polyethylene) particles, so its anti-corrosion performance is good, which can ensure that it will not rot for 30-50 years, and will continue to play a warning role. So what are the key factors that determine the quality of warning tape? Let's explain briefly.
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Now there are more and more underground pipelines, and there are more and more vertical pipelines. Some old pipelines are still running and have not been abandoned. But if there is no good warning tape for protection, but low-grade material products are selected, then the pipeline itself will be decomposed before it is aged, so there will be no protection. So now the warning tape basically uses non degradable PE materials.
¹©Ë®¾¯Ê¾´øµÄÔ­ÖÊÁϾßÓÐÓÅÒìµÄPE£¨¾ÛÒÒÏ©£©¿ÅÁ£ÐÔÄÜ ¡£ÎÞζ¡¢¡¢ÊÖ¸ÐÈçÀ¯¡¢Ä͵ÍÎÂÐÔÓÅÁ¼£¨ºÜµÍÊÂÇéζȿɴï-100~-70¡æ£© £¬ÔÚ-60¡æÈÔÄܼá³ÖÓÅÒìµÄ»úеÐÔÄÜ £¬ÊÂÇéζÈΪ80~110°C ¡£»¯Ñ§ÎȹÌÐԺà £¬ÄÍ´ó´ó¶¼Ëá¼îÇÖÊ´£¨²»ÄÍËá¾ßÓÐÑõ»¯ÐÔ£© ¡£³£ÎÂϲ»ÈÜÓÚÒ»Ñùƽ³£ÈܼÁ £¬ÎüË®ÂÊµÍ £¬µç¾øÔµÐÔÓÅÁ¼ ¡£¾­ÓɲâÊÔ £¬ÂñÔÚµØÏÂ30Äê £¬²»»á¸¯°Ü ¡£
The raw material of water supply warning tape has good PE (polyethylene) particle performance. It is tasteless, non-toxic, feels like wax, and has excellent low temperature resistance (the working temperature can reach -100~-70 ¡æ at a very low temperature). It can still maintain good mechanical properties at -60 ¡æ, and the working temperature is 80~110 ° C. Good chemical stability, resistant to most acid and alkali erosion (acid intolerance and oxidation). It is insoluble in general solvents at room temperature, with low water absorption and excellent electrical insulation. After testing, it will not rot after being buried underground for 30 years.
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The other is the process. Most of the film blowing equipment are very new three-layer coextrusion equipment, which can ensure the transverse and longitudinal tear strength of the semi-finished warning tape, and can effectively control the thickness and width of the product. According to the technical documents, exceeding the standard will increase the cost. Then there is the printing process. If the warning tape of zaidu is not grasped well, the pipeline will fade after being buried underground for 3-5 years, so it cannot serve as a warning.
±ðµÄÔڹܵÀÂñµØÊ©¹¤Àú³ÌÖÐ £¬Ê©¹¤Ö°Ô±½«¾¯Ê¾´øÓë¹ÜµÀͬÏòÆÌÉèÔÚÉÏ·½30-50cm´¦ £¬¾ßÓкܺõľ¯Ê¾ÌáÐÑ×÷Óà £¬Õâ¾ÍºÜºéÁ÷ƽ×èÖ¹ÁËÆäËüÔÚÖÜΧʩ¹¤Ê±ÎÞÒâË𻵹ܵÀ £¬Ñ¡³É¹ÜµÀ·À¸¯²ãÆÆË𠣬¸üÑÏÖصĻ¹»áÔì³É¹ÜµÀй¶ ¡£Îª±ÜÃâ¹ÜµÀÔËÐзºÆðΣº¦ £¬ÏÖÔÚÊ©¹¤Éè¼Æ²¿·Ö¶¼½«´Ë²úÆ·ÁÐÈëÁËÊ©¹¤ÊÖÒչ淶 ¡£
In addition, during the buried construction of the pipeline, the construction personnel will lay the warning tape in the same direction with the pipeline at the upper 30-50cm, which has a good warning effect, which largely avoids other unintentional damage to the pipeline during nearby construction, such as the damage of the pipeline anti-corrosion coating, and even more serious, the leakage of the pipeline. In order to prevent the risk of pipeline operation safety, the construction design department has now included this product in the construction technical specifications.
ͨ¹ýÒÔÉÏÎÄÕ £¬¸÷ÈË¿ÉÒÔÇåÎúµÄÏàʶµ½ÎÊÌâÄÚÈÝÁË £¬ÐÅÍи÷È˶ÁÍêÕâƪÎÄÕ £¬¿ÉÒԶԸòúÆ·¸ÃÊÂÏîÓÐÒ»¸öÔ½·¢ÉîÈëµÄÏàʶ £¬ºóÐø¸÷ÈËÏëÏàʶ¸ü¶àÏà¹Ø֪ʶÄÚÈÝ £¬¿ÉÒÔÒ»Á¬¹Ø×¢ÎÒÃǵĹÙÍø £¬ÓÐʲôÐèÒª¸÷ÈËËæʱÁªÏµYp街机电子游戏 ¡£
Through the above article, you can clearly understand the content of the problem. I believe that after reading this article, you can have a more in-depth understanding of the product and the matter. In the future, if you want to know more relevant knowledge, you can continue to pay attention to our official website , please feel free to contact us if you need anything.

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