Polyurethane Spray Coating Equipment for 508-1620 mm Steel Pipe with 30-100 mm Foaming Thickness for Hot Chiller Water/Oil/Chemical Material Pipeline

     The Polyurethane Spray Coating Equipment for Steel Pipe 508-1620mm thermal winding preinsulation pipe production line independently developed by Huashida, consists of three parts: External shot blasting and derusting collector production line, polyurethane spraying production line, and PE winding production line. The line has a number of national patents, and the third-party standardized evaluation report has a technology advanced level of 5, reaching the domestic leading level. And won the first set of technical equipment in Shandong Province.
The line adopts continuous spraying production process. High automatic, fast production efficiency, saving raw materials, increased foaming and closed cell rate, lower water absorption rate, trinity molding, and more reliable performance. Products with low carbon environmental protection have higher economic and social benefits. 


PU Foaming spary Preinsulation Pipe Continuous Production Line
 

Producing technology flow of the polyurethane coating steel preinsulated pipe equipment:

1. Remove rust from steel pipe surface
2. preheat the steel pipe to get it ready for polyurethane spraying
3. Spray polyurethane evenly on steel pipe outer surface
4. Wrap melted HDPE strap around the PU foam
5. Trim the pipe ends

Main line Composition of the polyurethane coating steel preinsulated pipe equipment:

 
Photos show
PE film jacket wrapping 
PE Jacket Water quenching 

International Trading show

Clients case

Container Delivery 

Certifications

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