Composite plastic pre-insulated pipe manufacture
Product structure
①Plastic Service pipe
②Polyurethane foamed-plastics
③Polyethylene casing pipe
Application range
The thermal insulation pipe is practical for domestic hot water delivery system with working pressure no higher than 1.0mpa
insulation pipe is used in domestic hot water transportation system whose working temperature is not higher than 100 ℃.
The working temperature of PP-R working tube is not higher than 80 ℃, and the maximum working temperature is not higher than 90 ℃.
The working temperature of PVC-C working tube is not higher than 70 ℃, and the maximum working temperature is not higher than 80 ℃.
The working temperature of PE-RT working tube is not higher than 80 ℃, and the maximum working temperature is not higher than 90 ℃.
Laying mode: mainly used for direct buried, can be used for overhead pipelines.
Service pipe
the working pipe is polypropylene(PP-R)
the working pipe is chlorinated polyvinyl chloride(PVC-C)
the working pipe is heat resistant polyethylene(PE-RT)
Standard
GB/T 18742.1-2002
GB/T 18993.2-2003
GB/T 28799.2-2012
Product advantages
In the heat preservation pipe industry, plastic instead of steel has become a reality in the field of heating secondary pipe network transportation.