Verify the advanced method of One step method PVC lay flat hose!!!

Our factory’s next introduction is to validate the advanced method of One step method PVC lay flat hose. What’s the question: Does one step method PVC lay flat hose need to be validated? The quality of one step method PVC lay flat hose is different.
In our life, one step method PVC lay flat hose is not only used in one aspect of fire protection, but also widely used in agricultural irrigation with our development. With the increasing number of PVC lay flat hose manufacturers, there are also many differences in quality. Next, I will introduce some methods to distinguish the quality of PVC lay flat hose.
The manufacturer of one step method PVC lay flat hose should strictly follow the standard of producing PVC lay flat hose, and the blank of PVC lay flat hose should be made of 20 crossed fibre and polyester yarns through circular knitting. The thickness is also required. It must be over 1.5mm. It is not allowed to be lower than this value in production.
The pressure must also be controlled above 0.6 MPa in the production of one step method PVC lay flat hose, and the appearance of the produced PVC lay flat hose is smooth. There are broken wires, drawing warp, loosening warp, inner and outer grooves, deforming pore and coating inclusions which are not qualified and can not be produced.