Why Choose Ritable PE-Xa-al-PE-RT?
Absolute Oxygen Barrier (Anti-Corrosion)
The embedded aluminum layer prevents oxygen molecules from permeating the pipe wall. This eliminates the risk of corrosion in metal system components (boilers, pumps, valves), significantly extending the lifespan of the entire HVAC system.
Superior Form Stability & Memory
Unlike standard plastic pipes that spring back, the aluminum core allows the pipe to be bent by hand and retain its shape. This drastically reduces installation time and the need for excessive pipe clips or bending supports.
Thermal Linear Expansion Control
The coefficient of linear expansion is comparable to that of metal pipes (approx. 0.025 mm/mK). This means minimal snaking or buckling when the pipe heats up, ensuring a neat, professional finish in manifold cabinets.
Enhanced Flow Rate & Quiet Operation
The smooth inner PE-RT layer reduces friction loss and scaling. Combined with the pressure-resistant aluminum layer, the pipe remains virtually silent—no water hammer noise or creaking during thermal cycles.
High Temperature & Pressure Resilience
The PE-Xa outer layer provides exceptional toughness and resistance to stress cracking, ensuring long-term safety at continuous operating temperatures up to 95°C (203°F) .
Size
| OD(mm) | 16 | 20 | 25 | 32 | |||||||||
| Thickness(mm) | 2.6 | 2.9 | 3.7 | 4.7 | |||||||||
Construction & Layers
The 5-Layer Engineering Advantage
1.Inner Layer (PE-RT): Provides a smooth surface for high flow rates and excellent weldability for safe, leak-free fittings.
2.Adhesive Layer 1: Molecular bonding agent ensuring inseparable fusion between plastic and metal.
3.Core Layer (Butt-Welded Aluminum): The backbone of the pipe. Prevents oxygen ingress and provides 100% form stability.
4.Adhesive Layer 2: Secures the outer protective jacket.
5.Outer Layer (PE-Xa): Offers high resistance to impact, abrasion, and UV exposure during construction storage.
Applications
Recommended Systems:
Radiant Floor Heating & Cooling: The gold standard for embedded floor systems due to zero oxygen permeation.
High-Temperature Radiator Connections: Safe for central heating loops up to 95°C.
Potable Water Distribution: Safe and hygienic (subject to local plumbing code approval for PE-RT inner layer).
Snow & Ice Melting Systems: Performs reliably in extreme temperature swings.
