HDPE Electro Fusion Double Sealing Reducer Coupler for Water

Key Features

• Dual O-ring design for enhanced leak prevention
• Electro fusion ensures molecular-level bonding between pipe and fitting
• Complies with ISO 4427 potable water safety standards
• Resistant to chemical corrosion and UV degradation

Typical Applications

• Municipal potable water distribution networks
• Industrial cooling water circulation systems
• Mainline diameter transition in agricultural irrigation
• Building water supply/drainage system retrofits

Manufacturing Process

Injection molding with integrated electro fusion components

• Fusion temperature control (210±5°C)
• Injection pressure accuracy (±0.5 MPa)
• Cooling rate gradient management
• Seal groove tolerance control (≤±0.1mm)

Raw Material Characteristics

• Density: 0.952 g/cm³ (ISO 1183)
• Melt Flow Index: 0.25 g/10min (190°C/5kg)
• Environmental Stress Crack Resistance: ≥1000 hours (ISO 13479)
• Tensile Strength: ≥25 MPa (ISO 527-2)

• Diameter transition in underground pipeline branches
• Pressure reduction sections at water treatment plant outlets
• Main-to-branch transitions in fire water supply systems
• Corrosion-resistant connections in desalination projects