PVC high-pressure spray pipe is a very widely used product. As a professional PVC hose manufacturer, we will introduce the relevant knowledge of PVC spray pipe.
1. Spray tube classification
According to the structure, the spray pipe can be divided into two glue and one line spray pipe, three glue and two line spray pipe, polyester full-density woven spray pipe and
Cotton thread densely woven spray tube
➢Three layer/five layer spray tube:
Specification range: 1/4″ -1″ (regularly do 1/4″ -1/2″)
Frequent colors: orange, yellow, orange, blue, red, etc.;
➢ Dense polyester spray tube:
Specification range: 1/4”-1/2”
Frequent colors: yellow inside and outside transparent, orange inside and outside transparent (color line can be added), etc.;
➢Cotton thread fully dense spray tube:
Specification range: 1/4″ -1″
Frequent colors: yellow, red, blue, etc.;
2. Use and characteristics of spray tube
PVC High Pressure Spray Hose
use:
Used to spray pesticides, remotely control sprayers and high-pressure water delivery in the greenhouse
Features and advantages
The product has excellent weather resistance, abrasion resistance, chemical resistance, pressure resistance, softness and ease of use.
Working pressure: 40bar for three layers, 60bar for five layers, 60bar for polyester full density, 40bar for cotton full density
Burst pressure: 3 times the working pressure
Temperature range: -5°C-65°C
3. Spray tube production process
Production steps:
Pelletizing→_Loading→Extruding inner tube→Wound wire layer-→Extruding outer tube-→Cooling→Printing→Coiling→Packing→Storage
Printing:
Code printing or printing wheel printing (the code can only be black)
Connector form:
Inch copper connector
package:
Conventional transparent woven cloth wrapping
4. Knowledge extension
Frequent quality problems in spray tubes:
If the pressure is not reached, the pipe bursts, the joints fall off, and the short-scale splicing, etc.
Quality inspection: whether there is short-scale stitching, joint withholding form, whether the surface is smooth, etc.