about US

Ningbo Minde

Ningbo Minde Building Materials Co., Ltd is PPR Pipes manufacturers and PPR Pipes factory which producing new type of green environmental protection building materials, Specializing in manufacturing plastic pipeline system for 15 years. Professional R&D team enabled us to have the ability to provide customized service. We have advanced production equipment and experienced technical personnel to ensure our product quality. Custom made OEM/ODM PPR Pipes direct from our manufactory.
View More
factory of Ningbo Minde Building Materials Co., Ltd



  • Inspection report
  • Inspection report
  • Inspection report
  • Inspection report
  • Inspection report
  • Record Card

Industry Knowledge Expansion

Choosing PPR Pipes: Unveiling the Key Features and Applications
PPR (Polypropylene Random) pipes are widely used in plumbing and piping systems due to their excellent properties and versatile applications. Here are the key features and applications of PPR pipes:
Key Features:
High Temperature Resistance: PPR pipes can withstand high temperatures, making them suitable for both hot and cold water applications.
Corrosion Resistance: PPR pipes are highly resistant to corrosion from chemicals, acids, and alkalis, ensuring durability and longevity.
Low Thermal Conductivity: PPR pipes have low thermal conductivity, which helps in maintaining the temperature of transported fluids.
Lightweight and Easy to Install: PPR pipes are lightweight, making them easy to handle and install, reducing labor and installation costs.
Long Service Life: PPR pipes have a long service life, typically exceeding 50 years, due to their high-quality construction materials.
Plumbing Systems: PPR pipes are commonly used for indoor and outdoor plumbing systems in residential, commercial, and industrial buildings.
Hot and Cold Water Distribution: PPR pipes are ideal for transporting both hot and cold water in residential and commercial applications.
Radiator Connections: PPR pipes are used for connecting radiators in heating systems due to their temperature resistance and corrosion resistance.
Air Conditioning Systems: PPR pipes are suitable for air conditioning systems, carrying chilled water or refrigerants.
Chemical Transport: PPR pipes are used in industrial settings to transport various chemicals and corrosive fluids safely.
By considering these key features and applications, individuals and professionals can make informed decisions when choosing PPR pipes for their specific needs.
How to Install PPR Pipes?
Installing PPR (Polypropylene Random) pipes requires proper planning and execution. Here are the general steps to install PPR pipes:
Design and Plan: Determine the layout and dimensions of the piping system. Consider factors such as pipe sizing, flow requirements, and location of fittings and fixtures.
Gather Materials and Tools: Gather all the necessary materials, including PPR pipes, fittings, valves, and other accessories. Ensure you have the appropriate tools such as pipe cutters, welding machines, reamers, and wrenches.
Prepare the Work Area: Clear the work area and ensure it is clean and free from debris. Remove any obstacles that may hinder the installation process.
Cut the Pipes: Measure and mark the pipes according to the required lengths. Use a pipe cutter specifically designed for PPR pipes to make clean, straight cuts.
Prepare the Pipes and Fittings: Use a deburring tool or reamer to remove any rough edges or burrs from the cut ends of the pipes. Similarly, clean the inside of the fittings to remove any dirt or debris.
Weld the Joints: Heat the welding machine to the appropriate temperature specified by the manufacturer. Insert the pipe into the fitting, ensuring it reaches the depth mark. Hold the pipe and fitting in place and apply the heated welding machine to melt the surfaces. Quickly join the melted surfaces by pushing the pipe into the fitting until it reaches the depth mark.
Allow the Joints to Cool: After joining the pipe and fitting, hold them in place until the joint cools and solidifies. This typically takes a few seconds. Avoid disturbing or applying pressure to the joint during the cooling process.
Test the System: Once the piping system is installed, perform a pressure test to check for any leaks. Close all the valves and fill the system with water or air at the specified pressure. Inspect all joints and connections for leaks or abnormalities.
Insulate and Protect: Insulate the pipes in areas where temperature control is required. Additionally, protect the pipes from external damage by using appropriate covering or casing.