The material of this product is polyethylene (PE), and the assembly method of the product is butt joint type. Secondary products are widely used in factories/vehicles/ships/aviation/papermaking/electronics/chemicals/food/aquaculture and other industries, and have unique characteristics such as flexibility, corrosion resistance and flame retardancy. The material of this product is thickened, formed in one piece, no leakage, the inner wall is smooth and transparent, the friction is small, the water flows quickly, and it does not block.The material of this product is thickened, formed in one piece, no leakage, the inner wall is smooth and transparent, the friction is small, the water flows quickly, and it does not block.