PVC lay flat hose is often used in many transportation and drainage operations such as agricultural irrigation, urban fire protection, sewage drainage and waterlogging. Generally, we choose PVC lay flat hose with good quality for better operation. So what kind of quality is PVC lay flat hose?
First of all, the quality of PVC lay flat hose for canvas is inseparable from the quality of raw materials. The raw materials for PVC lay flat hose include the raw materials for knitting yarn production and the raw materials for lining gum production. The raw material of braided yarn is made of high strength material, which has better compression and wear resistance. At present, high strength polyester filament is used in the market as PVC lay flat hose of braided yarn. Another function of this material is to produce automobile seat belts. The quality of PVC lay flat hose gum is good or bad in oil and fat ratio. The gum produced by high quality oil is soft, non-toxic and tasteless. It has excellent properties in aging, high temperature and freezing resistance. Reasonable ratio makes these properties higher. The gum produced by reasonable ratio has no dry cracking, degumming, bending or fingernail scratching without obvious white marks.
Secondly, the choice of the manufacturer of PVC lay flat hose is also very important for the quality. Different manufacturers have different requirements for quality and control of different process details. So it is different to find a reliable manufacturer for the quality assurance of PVC lay flat hose.