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About Haotian

Haotian Machinery is a leading PPR welding machine manufacturer in China with over 20 years of experience. We develop and produce PPR welding machines and HDPE large welding machines that meet international standards And pipeline tools. Our headquarters is located in Zhejiang, providing cost-effective customized solutions to global customers.

Fully automatic electric fusion welding machine

Fully automatic PE pipe welding solution

2025-08-13

Product Overview The HDPE Electrofusion Welding Machine delivers high-strength, leak-proof connections for high-density polyethylene (HDPE) pipes using advanced electrofusion technology. Ideal for municipal water/gas pipelines, chemical transportation, and mining anti-seepage projects, it features barcode scanning for parameter input and automatic power compensation for temperature variations. Supports welding of steel-reinforced polyethylene composite pipes. Core Functions Precisely controls temperature, time, and pressure parameters to create fusion joints achieving ≥85% base material strength. Ensures reliable pipeline connections for high-pressure fluid transportation (gas/water) while complying with industrial welding standards. Key Features Technical Advantages Applications Operation

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Perfect welding effect

PPR Pipe Fusion Inspection: 7-Step Verification for Leak-Proof Joints

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1. Visual Inspection (Immediate Post-Cooling) Check Double Bead Formation Examine Color & Texture Verify Insertion Depth 2. Tactile & Dimensional Verification Joint Uniformity Test Tool Method Pass Standard Contour gauge Profile junction contour Seamless transition Calipers Measure bead circumference Diameter variation ≤5% Internal Deformation Check 3. Pressure Testing (Mandatory Validation) Stage 1: Preliminary Air Test Stage 2: Hydrostatic Pressure Test Parameter Requirement Test medium Clean water at 20±5°C Test pressure 1.5 × system operating pressure Duration Minimum 1 hour (critical

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HaoTian is a leading manufacturer of PPR welding machines, integrating production and export. We ensure stable quality, competitive pricing, and reliable global supply.

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