High-quality PE pipe manufacturers need to meet many conditions. The quality of the PE pipe produced must meet the standard requirements, and the following conditions must be met: color, the color of ordinary drinking water pipes is blue or black, and there should be co-extrusion on black pipes. The blue color bar is usually three color bars. Other aspects can be blue or black, but the pipes exposed to the sun must be black; the length of ordinary PE pipes on the market can be 6 meters, 9 meters, 12 meters, and can be customized according to needs. It can be agreed that the deviation of the length cannot exceed 0.4% of the length, and cannot be shorter than 0.2% of the length, and the diameter of the coil should not be less than 18 times the outer diameter of the pipe; Appearance: the pipe produced by the high-quality PE pipe manufacturer, the inner surface is lubricated , clean, no air bubbles, no clear scratches, depressions, magazines and uneven color, etc., the pipe end incision is flat, and perpendicular to the pipe axis; hygienic function, PE pipe fittings for drinking water should meet the relevant national standards.
