Knowledge

1. Pressure control is fundamental. Welding pressure must be precisely set according to pipe specifications. Insufficient pressure will lead to incomplete welds, while excessive pr

1. Core parameters must be accurate. Pressure: Total welding pressure = dragging pressure + theoretical welding pressure, which must be consistent with national standards. The cyli

1. Pre-welding preparation: Ensure the hot melt machine is properly connected to the power supply, the milling cutter is cutting normally, the heating plate is heating evenly, and

I. Basic Parameter Settings ‌1. Voltage and Current‌ The normal operating voltage of an electric fusion welder is typically 395±5V, with a current not exceeding 10

I. Pre-welding Preparation ‌1. Equipment Inspection‌ Confirm that the power supply voltage is stable (220V ± 10% or 380V three-phase power). Check that the hydraul

I. Pre-welding Preparation ‌1. Equipment Inspection‌ Confirm that the power supply voltage is stable (220V ± 10% or 380V three-phase power). Check that the hydraul

I. Hydraulic System Maintenance ‌1. Fluid Management‌ Regularly check the hydraulic oil level, oil temperature (recommended 40-60°C), and cleanliness. Change the hydr

I. Core Performance Indicator Verification ‌1. Pressure Control Accuracy‌ The cross-sectional area of ​​the hydraulic cylinder must be clearly marked (e.g., 10 cm²),

1. Basic Maintenance Tools Wrench Set: Used for removing and tightening hydraulic system bolts and milling cutter mounting components. Hex Wrench: Suitable for adjusting precision