PPR (Polypropylene Random Copolymer) pipe is a type of plastic pipe used for plumbing and water supply systems in residential, commercial, and industrial buildings. It is made from a specific type of polypropylene resin known as random copolymer polypropylene.
PPR Pipe Advantages
1. Material Composition: PPR pipes are made from a type of polypropylene resin known as random copolymer polypropylene. This material is durable, lightweight, and resistant to corrosion, making it suitable for use in plumbing systems.
2. High Temperature Resistance: PPR pipes can withstand high temperatures up to 70-9°C (158-203°F), making them suitable for both hot and cold water distribution systems. They are commonly used in hot water supply lines, heating systems, and solar energy applications.
3. Chemical Resistance: PPR pipes exhibit excellent resistance to chemical corrosion from acids, alkalis, and other aggressive substances commonly found in water and plumbing systems. This property ensures the long-term integrity and performance of the piping system.
4. Smooth Interior Surface: PPR pipes have a smooth inner surface, which minimizes friction and allows for efficient water flow. This feature helps prevent the buildup of scale, rust, and sediment inside the pipes, reducing the risk of clogs and blockages.
5. Low Thermal Conductivity: PPR pipes have low thermal conductivity, which helps maintain the temperature of the water inside the pipes, whether hot or cold. This property contributes to energy efficiency in heating and cooling systems.
6. Ease of Installation: PPR pipes are lightweight and easy to handle, cut, and join using heat fusion techniques such as socket fusion or butt fusion. They require minimal tools and equipment for installation, resulting in faster and cost-effective plumbing installations.
7. Long Service Life: PPR pipes have a long service life, typically ranging from 50 to 100 years under normal operating conditions. They are resistant to environmental stress cracking, UV radiation, and microbial growth, ensuring durability and reliability over time.
8. Noise Reduction: PPR pipes have excellent acoustic properties, dampening the noise generated by water flow and reducing the transmission of sound through the plumbing system. This feature contributes to a quieter and more comfortable living or working environment.
PPR Pipe Applications
1. Potable Water Supply: PPR pipes are commonly used for transporting potable water in buildings and homes. Their high temperature resistance, chemical inertness, and smooth interior surface make them ideal for ensuring the safety and cleanliness of drinking water.
2. Hot and Cold Water Distribution: PPR pipes are suitable for both hot and cold water distribution systems. They can withstand high temperatures without deforming or releasing harmful chemicals into the water, making them ideal for use in bathrooms, kitchens, and other areas requiring hot water supply.
3. Heating Systems: PPR pipes are widely used in radiant heating systems, underfloor heating systems, and other hydronic heating applications. Their ability to withstand high temperatures and maintain thermal stability makes them suitable for efficiently distributing heated water throughout a building.
4. Air Conditioning Systems: PPR pipes are used in air conditioning systems for transporting chilled water to cool indoor spaces. Their low thermal conductivity helps minimize heat transfer, ensuring the efficient operation of the cooling system.
5. Industrial Fluid Transport: PPR pipes are employed in various industrial applications for transporting fluids such as chemicals, acids, alkalis, and compressed air. Their chemical resistance, durability, and smooth interior surface make them suitable for handling a wide range of industrial fluids safely and efficiently.
6. Compressed Air Systems: PPR pipes are used for compressed air distribution in industrial facilities, workshops, and manufacturing plants. Their high strength and resistance to pressure make them suitable for withstanding the demands of compressed air systems.
7. Plumbing Renovations and Retrofits: PPR pipes are often used in plumbing renovations and retrofits due to their ease of installation and compatibility with existing plumbing systems. They can be easily integrated into older buildings without requiring extensive modifications or disruptions to the existing infrastructure.
8. Fire Protection Systems: PPR pipes are occasionally used in fire protection systems for transporting water to sprinkler heads and fire hydrants. Their ability to withstand high temperatures and pressure makes them suitable for use in emergency firefighting applications.
Size
Nominal Outside Diameter dn | S5 | S4 | S3.2 | S2.5 | Packing(M/Bag) |
Nominal wall thickness | |||||
20 | 2.0 | 2.3 | 2.8 | 3.4 | 180 |
25 | 2.3 | 2.8 | 3.5 | 4.2 | 140 |
32 | 2.9 | 3.6 | 4.4 | 5.4 | 80 |
40 | 3.7 | 4.5 | 5.5 | 6.7 | 60 |
50 | 4.6 | 5.6 | 6.9 | 8.3 | 40 |
63 | 5.8 | 7.1 | 8.6 | 10.5 | 24 |
75 | 6.8 | 8.4 | 10.3 | 12.5 | 16 |
90 | 8.2 | 10.1 | 12.3 | 15.0 | 12 |
110 | 10.0 | 12.3 | 15.1 | 18.3 | 8 |
160 | 14.6 | 17.9 | 21.9 | 26.6 | 4 |